Vapi is the ultimate platform for developers to build and scale voice AI agents with ease, offering multilingual support, API-native integration, and enterprise-grade security.
Best Vapi Alternatives & Competitors 2026
A popular AI Voice Assistants tool with 1.3M monthly visits. We've analyzed 20 similar AI tools to help you compare features, popularity, and ratings. Find the perfect alternative for your needs.
Quick Comparison
(Top 5 by Traffic)| Tool | Visits | Top Market | Growth | Rating | Insight | Description |
|---|---|---|---|---|---|---|
 VapiCurrent | 1.3M | 🇺🇸 United States28.5% | +18.4% | - | 📈High Traffic Over 1M monthly visits. Widely recognized and stable choice. | Vapi is the ultimate platform for developers to build and scale voice AI agents with ease, offering multilingual support, API-native integration, and enterprise-grade security. |
 Retell AI | 683.1K | 🇺🇸 United States30.6% | -1.2% | - | ⭐Medium Scale 100K-1M monthly visits. Growing tool with active development. | Retell AI is a powerful platform for building and deploying AI voice agents, offering features like call transfer, appointment booking, and IVR navigation to streamline call operations. |
 VideoSDK | 374.7K | 🇺🇸 United States16.8% | -4.0% | - | ⭐Medium Scale 100K-1M monthly visits. Growing tool with active development. | VideoSDK lets developers add real-time voice, video, and AI agents to any app quickly. With low latency, multi-platform support, and easy integration, it’s perfect for telehealth, KYC, live streaming, and more. |
 CustomGPT.ai | 162.9K | 🇺🇸 United States18.4% | +3.6% | - | ⭐Medium Scale 100K-1M monthly visits. Growing tool with active development. | CustomGPT.ai is the #1 no-code platform for building custom AI agents, offering secure, efficient, and scalable solutions for businesses of all sizes. |
 Synthflow AI | 154.2K | 🇺🇸 United States16.4% | -21.4% | - | ⭐Medium Scale 100K-1M monthly visits. Growing tool with active development. | Automate your phone calls with Synthflow AI's voice agents for seamless customer interactions. |
 PlayAI | 93.4K | 🇺🇸 United States12.0% | -10.1% | - | 🌱Emerging Tool 10K-100K monthly visits. Niche or new tool with potential unique value. | PlayAI delivers human-like AI voices and smart voice agents for businesses. Automate calls, support, and more—easily and securely. |
Data based on traffic metrics from December 2025
Top 20 Alternatives to Vapi
🚀Super High Traffic
Vocode is your go-to platform for building, deploying, and scaling hyperrealistic voice agents. With its modular design and enterprise-grade API, it’s perfect for developers and businesses alike.
504.0M
|5.0
🌱Emerging Tool
Vogent is the fastest way to build AI voice agents for calls—with humanlike conversations, smart call handling, and no-code tools.
10.1K
|4.0
🌱Emerging Tool
PlayAI delivers human-like AI voices and smart voice agents for businesses. Automate calls, support, and more—easily and securely.
93.4K
|5.0
⭐Medium Scale
Retell AI is a powerful platform for building and deploying AI voice agents, offering features like call transfer, appointment booking, and IVR navigation to streamline call operations.
683.1K
|5.0
🌱Emerging Tool
Millis AI lets you build advanced, low-latency voice agents in minutes, offering seamless, natural conversations and versatile integrations for a wide range of applications.
20.9K
|4.0
Vox by Marr Labs is the ultimate AI-voice agent for businesses, offering instant engagement, consistent quality, and human-like interactions. Scale effortlessly and enhance customer experience with 24/7 conversational intelligence.
1.9K
|3.0
⭐Medium Scale
VideoSDK lets developers add real-time voice, video, and AI agents to any app quickly. With low latency, multi-platform support, and easy integration, it’s perfect for telehealth, KYC, live streaming, and more.
374.7K
|5.0
⭐Medium Scale
Automate your phone calls with Synthflow AI's voice agents for seamless customer interactions.
154.2K
|5.0
Vodex automates phone calls with AI voice agents, enhancing outreach and customer engagement.
8.4K
|3.0
⭐Medium Scale
CustomGPT.ai is the #1 no-code platform for building custom AI agents, offering secure, efficient, and scalable solutions for businesses of all sizes.
162.9K
|5.0
⭐Medium Scale
LiveKit is the open-source framework and cloud platform for building voice, video, and physical AI agents, offering ultra-low-latency, SOTA Voice AI tools, and seamless integration with popular platforms.
561.1K
|5.0
⭐Medium Scale
Telnyx Voice AI Agents deliver crystal-clear, low-latency, and cost-effective conversational AI over a private global network, perfect for enhancing customer service and automating operations.
506.8K
|5.0
🌱Emerging Tool
Smallest.ai revolutionizes contact centers with real-time AI voice agents, natural-sounding TTS, and seamless integrations, enhancing customer engagement and operational efficiency.
72.7K
|5.0
🌱Emerging Tool
Create your own AI phone agents effortlessly with Insighto, enhancing customer interactions and automating workflows.
73.3K
|5.0
🌱Emerging Tool
Streamline your customer service with Parloa's AI-powered platform for efficient contact center automation.
95.5K
|5.0
ConverseNow is the #1 Voice AI for restaurants, slashing labor woes, wait times, and missed orders—while growing sales effortlessly.
8.6K
|3.0
AviaryAI offers AI outbound voice agents and a knowledge base to help financial institutions drive revenue and engagement with secure, compliant, and quick-to-implement solutions.
421
|3.0
⭐Medium Scale
Yellow.ai is a cutting-edge AI platform that automates customer service, enhances employee productivity, and delivers human-like interactions across multiple channels. Trusted by 1100+ global brands, it’s the future of customer service automation.
226.4K
|5.0
Vocera simplifies the testing and monitoring of AI voice agents, ensuring optimal performance and quick issue resolution.
3.0
🌱Emerging Tool
Cognigy’s AI-powered customer service agents deliver fast, personalized, and exceptional support across voice and chat, transforming how businesses engage with their customers.
93.9K
|5.0