Comparison: AgentVoice versus Retell
AI-driven voice technology is rapidly evolving, offering businesses, content creators, and developers advanced text-to-speech (TTS) and AI-powered voice assistants. Retell AI has been a strong contender in the space, but AgentVoice is quickly emerging as a superior alternative—especially for businesses seeking powerful, customizable, and action-oriented AI voices.
If you’re looking for a fast, easy-to-implement AI voice solution that delivers incredible voice quality without extensive setup, AgentVoice is the clear winner. Here’s how the two platforms compare.
What is Retell AI?
Retell AI is a text-to-speech (TTS) and voiceover solution designed for applications like podcasts and audiobooks. It offers a variety of pre-trained AI voices but lacks customization depth and ease of implementation for businesses looking to integrate AI voices into customer-facing applications.
What is AgentVoice?
AgentVoice is a business-focused AI voice solution designed for companies that need high-quality, responsive, and customizable AI voices. Unlike many competitors, AgentVoice offers premium voice quality right out of the box, meaning you don’t need extensive setup or fine-tuning to get a realistic, human-like AI voice. Additionally, it enables businesses to automate workflows, such as scheduling appointments or processing customer requests—bridging the gap between AI-generated speech and practical, action-driven AI assistants.
Voice Quality
Retell AI produces good synthetic voices, but achieving high realism often requires tweaking and optimization.
AgentVoice’s default voices are already outstanding—they require no extensive setup to sound natural, expressive, and truly human-like. The quality is unmatched in terms of fluidity, expressiveness, and authenticity.
Winner: AgentVoice – for superior AI voices that work flawlessly from day one.
Use Cases & Business Applications
Retell AI is can be used for business applications from after-hours calling to virtual receptionists.
AgentVoice is designed for business-focused AI applications, allowing users to deploy intelligent AI voices that can take real-world actions, like scheduling appointments, responding to customer requests, and managing automated workflows.
Winner: AgentVoice – both platforms focus on business communication, but AgentVoice adds an additional layer of business automation and action-driven AI.
Customization, Features & Ease of Setup
Retell AI offers some customization but can require technical expertise to fine-tune voices to sound natural. It supports custom voice creation, multilingual support, and real-time call operations. Retell AI also integrates with platforms like Cal.com, Custom LLM, Make.com, Twilio, Vonage, n8n, and GoHighLevel.
AgentVoice offers superior customization with a truly no-code setup. It supports multilingual capabilities in English, Spanish, German, Portuguese, and French, sentiment analysis, and custom AI model training. Additionally, AgentVoice offers seamless integrations with Zapier, HubSpot, GoHighLevel, and Twilio, making it incredibly easy to connect with existing business workflows.
Winner: AgentVoice – for its no-code interface, instant deployment, and superior integrations.
Security & Compliance
Retell AI is compliant with HIPAA, GDPR, and SOC 2 Type 1 & 2 standards.
AgentVoice prioritizes security with advanced encryption and compliance with data protection standards, ensuring businesses can safely deploy AI voice solutions at scale.
Tie: both platforms offer enterprise-grade security and compliance.
Pricing & Cost Efficiency
Retell AI follows a pay-as-you-go pricing model, starting at $0.07 per minute, with additional costs for features like phone numbers at $2.00 per month.
AgentVoice offers a clear, tiered pricing model tailored for solo entrepreneurs, small teams, and agencies. It ensures businesses get top-tier AI voice capabilities without worrying about hidden fees or unpredictable costs.
Winner: AgentVoice – for its predictable, cost-effective pricing model.
What Retell AI Lacks (And Why AgentVoice is the Better Alternative)
While Retell AI is a functional TTS solution, it lacks key features that businesses need, such as:
- Truly natural-sounding AI voices without extensive setup.
- Actionable AI assistants that can go beyond speaking to take meaningful actions.
- A simple, no-code setup process that allows instant customization.
- A transparent pricing model that doesn’t increase costs for better AI models.
- Enterprise-grade security and compliance features.
AgentVoice fills these gaps by providing business-ready, high-quality AI voices that are incredibly easy to implement and scale.
Final Verdict: AgentVoice vs. Retell AI
| Feature | AgentVoice | Retell AI |
|---|---|---|
| Voice Quality | Superior, ultra-realistic voices by default | Good, but requires tweaking |
| Customization | No-code customization, sentiment analysis, AI model training | Requires fine-tuning, custom voice creation available |
| Use Cases | Business automation (scheduling, workflows, customer interactions) | Business use cases, receptionists, outbound |
| Ease of Setup | Instant no-code deployment | Moderate technical setup required |
| Integrations | Zapier, HubSpot, GoHighLevel, Twilio | Cal.com, Custom LLM, Make.com, Twilio, Vonage, n8n, GoHighLevel |
| Pricing | Tiered pricing for solo entrepreneurs, small teams, and agencies | Usage-based pricing ($0.07 per minute) |
Final Winner: AgentVoice
For businesses looking for a high-quality AI voice solution that is easy to use, cost-effective, and action-driven, AgentVoice is the superior choice over Retell AI.
Ready to experience the future of AI voices? Contact us and revolutionize your voice applications with effortless AI-driven automation.