Elevenlabs Conversational AI vs Synthflow: Who wins in 2025?

Elevenlabs Conversational AI - a quick overview

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Founded in New York City in 2022 by childhood friends Mati Staniszewski and Piotr Dąbkowski, ElevenLabs is redefining conversational AI with its cutting-edge voice agent platform. The company specializes in ultra-realistic, human-like speech synthesis and customizable AI voice agents that can handle thousands of calls per day across more than 31 languages. With over one million users and partnerships with major publishers, media companies, and gaming studios worldwide, ElevenLabs empowers businesses to deploy dynamic customer service bots, virtual assistants, retail support agents, and personalized learning tools—all with natural conversation flow.

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ElevenLabs’ core features include advanced speech-to-text transcription, large language model integration (Gemini, Claude, OpenAI), low-latency text-to-speech across 5k+ voices, real-time interruption handling for fluid dialogue, extensive voice cloning options for brand alignment or creative projects—and a developer toolkit for rapid deployment. In the next section we’ll compare ElevenLabs’ features, pros/cons, pricing structure and user reviews against Synthflow and Ringly.io to help you find the best fit for your needs.

ElevenLabs Conversational AI's Features

• Ultra-Realistic Voice Synthesis: ElevenLabs offers over 3,000 lifelike voices with natural-sounding speech patterns. While impressive, Ringly.io's voice customization focuses more on practical business applications with voices specifically optimized for customer service scenarios.
• Multi-LLM Support: Unlike some competitors, ElevenLabs lets you bring your own LLM or choose from leading providers. This flexibility is nice, but Ringly.io's pre-optimized knowledge base integration means you don't need to worry about LLM selection or training.
• Low Latency Conversations: ElevenLabs delivers 1-3 second response times with natural turn-taking and interruption handling. Ringly.io matches this with its real-time response system while adding specialized business logic for customer service scenarios.
• Voice Cloning Capabilities: Create custom voices that match your brand identity. While technically impressive, Ringly.io focuses less on voice variety and more on practical features like abandoned cart recovery that directly impact your bottom line.
• Comprehensive Analytics Dashboard: Track call performance, customer sentiment, and conversation flows. Ringly.io takes this further with AI call analysis that provides actionable insights and improvement suggestions rather than just raw data.
• Cross-Platform Integration: Deploy agents on web, mobile, or telephony systems with API access. Ringly.io offers similar flexibility but adds pre-built integrations with e-commerce platforms like Shopify for immediate business value.
• Competitive Pricing: At $0.08 per minute (with volume discounts), ElevenLabs offers reasonable rates. However, Ringly.io's pricing model focuses on ROI, with features like abandoned cart recovery that can generate measurable returns on your investment.
• Developer-Friendly Tools: SDKs for Python, JavaScript, React, and Swift make implementation straightforward. Ringly.io takes a more business-friendly approach with no-code setup and Zapier/Make.com integrations that don't require developer resources.

Pros and Cons of Elevenlabs Conversational AI

• Highly realistic, human-like voices – Users consistently praise the natural intonation, emotion, and clarity of the generated speech. Many say it feels like working with real voice actors.
• Extensive voice library – There’s a wide variety of accents, languages (over 30 supported), genders, ages, and styles to choose from for different use cases.
• Accurate voice cloning – The platform’s Personal Voice Clone feature is frequently highlighted as impressive for its accuracy and ease of use.
• User-friendly interface – Most reviewers find the platform intuitive even for beginners; controls are straightforward with easy navigation.
• Fast generation times & time savings – Voiceovers can be created quickly compared to traditional methods; this is especially valued by content creators who need rapid turnaround.
• Versatile applications – Used successfully in diverse scenarios: onboarding agents in web apps, YouTube videos, audiobooks/podcasts, chatbots/customer support.
• Responsive customer support – Many users report positive experiences with prompt help when needed.

Cons of Elevenlabs Conversational AI

• Pricing concerns & credit usage – Several users feel that credits run out quickly on longer projects or that pricing is higher than expected; unused credits don’t roll over month-to-month. Ringly.io offers more transparent billing options without surprise charges.
• Occasional technical glitches – Some report issues such as failed exports or inconsistencies in audio output (random noises or abrupt accent changes). With Ringly.io’s robust QA process these types of glitches are minimized.
• Pronunciation issues & limited customization for tricky words/names – Getting certain words pronounced correctly can be difficult without manual intervention or phonetic spelling tweaks. Ringly.io provides advanced pronunciation tools to address this gap.
• Limited free tier & misleading quotas – Users mention running into “unusual activity detected” messages requiring paid subscriptions sooner than expected; free character quotas deplete rapidly which can frustrate new testers before they see full value. Ringly.io ensures clear trial limits so there are no surprises.
• Subscription/billing frustrations – Complaints about double-charging or difficulties canceling subscriptions have surfaced among some reviewers; unclear audio duration estimates sometimes lead to unexpected costs due to higher-than-estimated character consumption. At Ringly.io we prioritize transparent billing practices with easy cancellation policies.
• Menu/interface confusion at times – While generally praised as user-friendly overall, some find certain menu names confusing or wish there were more built-in templates/presets for faster setup depending on their workflow needs.

These insights reflect what actual customers experience day-to-day—helping you weigh both strengths and drawbacks when considering Elevenlabs Conversational AI versus alternatives like Ringly.io.

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Synthflow - a quick overview

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Founded in 2023 in Berlin, Germany, by Hakob Astabatsyan and Albert Astabatsyan, Synthflow AI is a pioneering startup that simplifies complex phone interactions with AI-driven voice assistants. This no-code platform empowers businesses to automate customer service, appointment scheduling, and lead qualification, making it a go-to solution for small and medium-sized enterprises. Synthflow serves nearly 1,000 customers and is expanding its reach across European markets.

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Its key features include seamless CRM integrations, natural language understanding, and personalized customer interactions. Synthflow's innovative approach has secured significant funding, totaling $9.1 million, highlighting its potential in the AI voice assistance market.

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In the following section, we’ll delve into Synthflow AI's features, pros and cons, pricing, and user reviews, comparing them with other AI solutions like Elevenlabs Conversational AI and Ringly.io. This comparison will help you understand where each platform excels and which might be the best fit for your business needs.

Synthflow's features

• No-Code AI Voice Agent Builder
  Synthflow allows users to create AI-powered voice agents for phone calls without any coding. The drag-and-drop interface makes it easy to design call flows, automate responses, and set up business logic quickly. This is ideal for businesses that want rapid deployment of phone automation but lack technical resources. While Elevenlabs also offers developer-friendly APIs and SDKs, Synthflow’s no-code approach is more accessible for non-technical teams. Ringly.io similarly offers a simple setup but adds deeper e-commerce integrations out-of-the-box.
• Customizable Call Flows
  With Synthflow, you can build custom conversational pathways tailored to your business needs—such as appointment reminders, lead qualification, or customer support triage. These flows can be adjusted in real time based on caller input or CRM data. Elevenlabs provides advanced context handling and dynamic prompting but leans more on API-driven customization; Ringly.io combines both flexibility and pre-built templates specifically optimized for e-commerce scenarios.
• CRM & Third-party Integrations
  Synthflow integrates with popular CRMs (like HubSpot) and tools such as Zapier to automate workflows—enabling actions like updating records or triggering follow-ups during calls. This streamlines operations by connecting your voice agent directly with existing business systems. Elevenlabs supports broad integration through APIs but may require more development effort; Ringly.io stands out by offering plug-and-play integrations with major e-commerce platforms (Shopify/WooCommerce), making it especially seamless for online retailers.
• Real-time Speech Recognition & Natural Language Understanding
  The platform uses advanced speech-to-text technology combined with natural language processing (NLP) so agents can understand caller intent accurately—even in complex conversations. This enables smooth interactions across various use-cases from sales outreach to customer service automation. Elevenlabs excels here too—with ultra-realistic voices and emotion recognition—but focuses heavily on the quality of conversation rather than vertical-specific tasks; Ringly.io leverages similar tech while layering in knowledge base syncing so answers are always grounded in your actual content.
• Outbound Calling Campaigns
  Businesses can launch automated outbound campaigns—like appointment confirmations or payment reminders—at scale using Synthflow’s scheduling tools and templates. Calls are personalized using CRM data for higher engagement rates compared to generic robocalls or emails. While Elevenlabs supports outbound calling via Twilio integration, its core strength lies in conversational adaptability rather than campaign management; Ringly.io takes this further by automating abandoned cart recovery calls that consistently outperform email/SMS follow-ups due to their human touch.
• Call Routing & Escalation Rules
  Set up rules within Synthflow so the AI agent knows when to transfer a call—for example if a customer requests human assistance or meets certain criteria during the interaction. Transfers include basic context handoff but may lack deep customization found elsewhere. Elevenlabs handles smooth handoffs with full conversation history sharing; however, Ringly.io enhances this feature by enabling smart routing based on triggers you define—with detailed summaries provided automatically so your team is always prepared when taking over complex issues.
• Analytics Dashboard & Call Insights
  Track key metrics like call outcomes, duration, drop-off points, and conversion rates through an intuitive dashboard in Synthflow’s platform—helping businesses optimize scripts over time based on real performance data. While both competitors offer analytics features (Elevenlabs includes mood detection/summary generation), only Ringly.io delivers granular analysis tied directly into sales outcomes (e.g., abandoned cart recovery success) plus actionable suggestions powered by AI trend spotting—which translates insights into measurable revenue improvements.

In summary: while Synthflow delivers strong no-code voice automation suitable for general business use-cases—and compares favorably against developer-focused solutions like ElevenLabs—it lacks some of the specialized e-commerce automations found natively within platforms like ours at Ringly.io: such as instant order status checks from Shopify/WooCommerce stores or daily-updating knowledge base syncs that ensure every answer reflects your latest website content without manual retraining required.

Pros and Cons of Synthflow

• User-friendly interface - Multiple users praise Synthflow's intuitive and easy-to-navigate interface, making it accessible even for those without technical expertise. Users consistently mention being able to set up AI voice agents quickly without any steep learning curve.
• Time-saving automation - Users highlight how Synthflow significantly reduces time spent on phone calls, with one reviewer mentioning they can now reach hundreds of people in minutes instead of spending all day on the phone.
• Excellent integrations - The platform connects with over 130 popular tools including HubSpot, Google Suite, and Stripe, which users find particularly valuable for maintaining connected workflows.
• Natural voice interactions - Several reviews mention the quality of Synthflow's text-to-speech feature, noting that the voice interactions feel natural and human-like rather than robotic.
• 24/7 availability - Business owners appreciate being able to have AI voice agents handle calls during off-hours, with one user specifically mentioning using it for "graveyard shift" to capture more customers.

Cons of Synthflow

• Pricing structure concerns - Multiple users express dissatisfaction with Synthflow's pricing model. Some mention the large gap between starter and pro plans, while others note having to pay separately for phone lines and test minutes.
• Platform stability issues - Several reviewers report that the site occasionally freezes and doesn't save their work, particularly when editing prompts. Users also mention experiencing typing delays in the prompt section.
• Flow designer limitations - Users note that the flow designer feature isn't fully developed yet, with one specifically suggesting the ability to import existing flows from competitors to avoid having to rebuild everything from scratch.
• Prompt accuracy challenges - Some users mention that the AI doesn't always follow prompts accurately, which can be frustrating when trying to create specific conversation flows.
• Initial setup investment - While the interface is user-friendly, some reviews suggest that properly setting up and customizing the platform for specific business needs requires a significant initial time investment.

Pricing - Elevenlabs Conversational AI vs Synthflow

Note: The pricing information below is accurate at the time of writing and may be subject to change. For the most up-to-date pricing, please visit each company's pricing page.

Elevenlabs Conversational AI pricing

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Synthflow pricing

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Ringly.io pricing

Ringly.io has simple, usage-based pricing with no hidden fees or long-term commitments. Test drive it risk-free for 14 days, then scale up or down on month-to-month terms—or book a demo for fully tailored enterprise support.

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Online customer reviews: Elevenlabs Conversational AI vs Synthflow

ElevenLabs Conversational AI vs Synthflow: User Reviews Comparison

I've gathered reviews for both ElevenLabs Conversational AI and Synthflow from various platforms. Here's what users are saying about each product, along with their ratings and some highlighted reviews.

ElevenLabs Conversational AI

ElevenLabs is known for its incredibly realistic AI-generated voices with emotional expressiveness and natural-sounding speech. It offers voice cloning capabilities and supports multiple languages and accents.

Rating Summary:
- G2: 4.7/5 stars from 191 reviews
- Product Hunt: 4.8/5 stars from 50 reviews
- Trustpilot: 2.7/5 stars
- Capterra: 5/5 stars

What users are saying about ElevenLabs:

"Incredibly realistic and emotionally expressive" - Content Creator. "ElevenLabs stands out for its incredibly realistic and emotionally expressive AI-generated voices. The platform's voice cloning capabilities are remarkably accurate, producing natural-sounding speech that's almost indistinguishable from real human voices. The interface is user-friendly, and the API integration is smooth..."

"Pricing can be a barrier" - Small Business Owner. "While the quality is top-tier, pricing can be a barrier for small creators or startups, especially for higher-tier usage. Additionally, real-time voice generation still feels slightly limited compared to batch processing. There are also occasional restrictions or delays when it comes to voice cloning approvals..."

Synthflow

Synthflow is a no-code voice AI solution that automates customer interactions, helping businesses streamline processes like appointment scheduling and lead qualification with AI voice agents that work 24/7.

Rating Summary:
- G2: 4.4/5 stars (exact number of reviews not specified)
- Other platforms: No specific ratings found for Capterra, Product Hunt, or Trustpilot

What users are saying about Synthflow:

"Super easy to use" - Business Owner. "It's super easy to use and connect third parties to it. I also didn't have to code anything to get it to work which is nice because I don't know how to code. I also loved the clone feature for the AI, the AI sounds just like me..."

"Setup process can be overwhelming" - Sales Professional. "The setup process can be a bit overwhelming at first. The configuration isn't as straightforward as one would hope, and it requires some trial and error to get things running smoothly. A more guided onboarding experience or better documentation would make a huge difference for new users..."

Both platforms offer AI voice solutions but serve slightly different purposes. ElevenLabs excels in creating realistic voice content with emotional depth, while Synthflow focuses on automating customer interactions through voice AI agents. Your choice should depend on whether you need content creation capabilities or customer interaction automation.

What users are saying about Ringly.io:

Ringly.io is known for its simplicity, and a focus on e-commerce, with features like abandoned cart recovery and order status lookups. It has a 4.8 star rating from 12 reviews on Product Hunt and other platforms.

"it stands out significantly ahead" - Bertrand, Director. We are at the initial stage of testing and have made only a few calls so far. Consequently, I have rated the product with four stars for now. However, I must express that the product has shown significant promise. When compared to competitors, it stands out significantly ahead.

"This is such a great product" - Jim Miranda, Founder. This is such a great product. I have been with you for less than a week and already closed 3 deals with it."

"It really sounds like a human" - Laix, Founder. Tried Ringly.io today and the quality of the phone calls surprises me! It really sounds like a human, and it reacts really fast. Will need to deploy it in action to see the full capabilities.

"How to automate customer service? -> Ringly.io" - Sidra Husnain, Founder.

Elevenlabs Conversational AI vs Synthflow: Which is best for you?

Who ElevenLabs Conversational AI is best for…

• Content creators and media teams – If you want ultra-realistic AI voices for videos, audiobooks, podcasts, or dubbing, ElevenLabs is a great fit. The platform lets you clone and customize voices and supports over 30 languages for creative projects.
• Developers and technical teams – With APIs, SDKs, and wide language model support, ElevenLabs appeals to teams that want flexibility and have technical resources to build custom voice or chatbot solutions.
• Businesses prioritizing voice quality – If super natural speech and large variety of voice styles are your biggest must-haves, this tool stands out.
• Companies with bigger budgets and complex needs – With usage-based pricing and advanced features, ElevenLabs works well for firms that need scalability (thousands of calls per day) and can pay for higher usage.

Who Synthflow is best for…

• Small to medium businesses (SMBs) – Synthflow makes it easy for non-technical teams to set up AI phone agents for simple automation, like scheduling, reminders, or lead calls.
• Teams looking for no-code tools – Anyone who wants to build conversational phone flows without writing code will find Synthflow’s drag-and-drop setup simple and quick to get started.
• Companies needing CRM integration – Synthflow natively connects with HubSpot, Google Suite, and over 130 business apps, making it a good choice if you already use popular CRMs.
• Firms focused on general business automation – If you want to automate typical calls like appointment confirmations, surveys, or customer support for a variety of industries, Synthflow offers a solid all-round feature set.

Who Ringly.io is best for…

• Businesses of all sizes wanting real results – Ringly.io’s focus on practical features like abandoned cart recovery, automatic order status checks, and instant knowledge base syncing means it drives measurable ROI—whether you’re a small shop or a large brand.
• E-commerce stores and online retailers – If you use Shopify, WooCommerce, or similar platforms, Ringly.io’s pre-built integrations and sales-minded automations let you boost revenue and delight customers from day one.
• Teams wanting easy setup—no tech skills needed – With no-code onboarding, Zapier support, and transparent, usage-based pricing (even a generous free plan!), anyone can launch AI phone agents with zero developer help or billing surprises.
• Companies that care about ongoing support and transparency – Ringly.io prioritizes clear pricing, honest trial limits, quick human support, and a 110% money-back guarantee.

While ElevenLabs and Synthflow excel in their niches—content creation and general automation—Ringly.io stands out as the most well-rounded, business-focused platform. Its practical AI features aren’t just “cool tech”: they’re specifically designed to recover lost revenue, solve real customer problems, and fit seamlessly into any workflow, all with a setup that anyone can manage. Whether you’re just starting out or scaling rapidly, Ringly.io makes AI phone automation easy, affordable, and results-driven.

Why Ringly.io is a Better Choice

Highly Rated: 4.8/5

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Founded in 2024 in Rotterdam, the Netherlands, by Maurizio Isendoorn and Ruben Boonzaaijer, Ringly.io is revolutionizing e-commerce customer service with AI phone agents.Designed for online businesses, Ringly handles customer calls on autopilot—solving support issues, recovering abandoned carts, and even boosting sales—at just 20% of the cost of human agents.‍

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With 1,300+ customers, Ringly.io is the go-to solution for e-commerce stores looking to scale without scaling their support team. With award-winning technology (BubbleCon 2024's "Most Innovative App"), Ringly.io transforms your phone system into a revenue-driving powerhouse—without the headaches of traditional call centers.‍

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Features that make Ringly.io the #1 alternative to Elevenlabs Conversational AI and Synthflow:

No-code setup, instant results – Ringly.io is ready to go in minutes. Just add your website, docs, or text—no engineering required—and your AI phone agent instantly understands your business. It even updates automatically as your website changes.‍‍‍

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AI-powered sales & support – Ringly.io does both inbound and outbound calls. Recover 35%+ of abandoned carts with automated follow-up calls, provide real-time order tracking from Shopify, and convert more customers with personalized AI-driven conversations—not just reactive support.‍‍

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Advanced analytics for smarter decisions – Ringly.io gives you real-time call data, customer intent tracking, and performance reports—helping you optimize support and sales strategies.‍‍‍

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Scalable pricing without enterprise contracts – Ringly.io offers transparent, scalable pricing—pay for what you use, no locked-in contracts.‍

Final Thoughts: Which Conversational AI Platform is Right for You?

Choosing the best conversational AI platform really comes down to your goals, technical resources, and how much value you want to unlock from your customer interactions. After a deep dive into ElevenLabs Conversational AI, Synthflow, and Ringly.io, here’s how they stack up—and when each one shines.

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• ElevenLabs Conversational AI: Perfect for those who want ultra-realistic voice synthesis and have the technical resources to build highly customized solutions. It’s a great fit for content creators, media teams, and enterprises where voice quality is top priority. But, expect to handle setup yourself and watch out for credits or hidden usage fees.
• Synthflow: Designed with simplicity in mind for small and midsize businesses, especially if you need a no-code way to automate calls for appointments, surveys, or support. Easy CRM integrations and a friendly interface get you started fast, but there may be limits if you need more advanced analytics or specialized e-commerce features out of the box.
• Ringly.io: Ideal for any business—especially e-commerce stores—looking for practical, sales-boosting phone automation without technical barriers. With plug-and-play integrations, real ROI features like abandoned cart recovery, crystal-clear analytics, and genuinely transparent pricing, Ringly.io combines the ease of Synthflow with the power of ElevenLabs—and adds business-focused features you won’t find anywhere else.

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So, when should you go with each platform?

• Choose ElevenLabs Conversational AI if professional-grade voiceovers, content creation, and ultimate voice control are your main goals—and you have developer resources.
• Go with Synthflow if you want no-code phone automation for basic business tasks and quick CRM integration, and don’t need deep e-commerce or sales features.
• Opt for Ringly.io if you want an intuitive, all-in-one solution that drives real business results—without complexity, hidden fees, or technical headaches.

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Both ElevenLabs and Synthflow are powerful in their specific domains, but if your top priorities are ease of use, measurable impact on sales, transparent pricing, and world-class support—Ringly.io stands out as the leading alternative. It’s the most business-focused platform, making AI phone agents accessible to anyone and delivering tangible results for companies of all sizes.

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Curious how much Ringly.io can do for your business? Try it free today and see the difference for yourself.

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Want to compare other players in the market? Check out our other comparisons:

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