GenAI-native end-to-end QA agent that plans, writes and heals tests in plain language
Relyable records 3,451 monthly visits with -45.5% month-over-month growth and Freemium, Paid pricing. Revyl records 11,587 monthly visits with -21.1% growth and Freemium, Free Trial, Paid, Contact for Pricing pricing.

Ship bulletproof AI voice agents 100x faster with simulation, evaluation and live monitoring.
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | relyable.ai | revyl.com |
| Pricing Model | Freemium, Paid | Freemium, Free Trial, Paid, Contact for Pricing |
| Monthly Visits | 3.45K (3,451) | 11.59K (11,587) |
| MoM Traffic Delta | -2.88K (-45.5%) | -3.1K (-21.1%) |
| Primary Market & Share | 🇺🇸 United States (72.6%) | 🇺🇸 United States (60%) |
| Direct Visits / mo | 1.35K | 6.91K |
| User Rating | 4.7 | 4.4 |
| Supported Platforms | Website | Website |

Ship bulletproof AI voice agents 100x faster with simulation, evaluation and live monitoring.
Auto-generate test cases from your system prompt or define your own, then run hundreds of parallel simulated conversations with presets for accent, mood and goal.
Score every call against weighted, customisable criteria such as task completion, policy accuracy, sentiment, interruption handling and latency, with seven-day trend tracking.
Every production call is silently logged and scored in real time, with alerts routed to Slack, email, PagerDuty, Opsgenie, Linear or webhooks when something drifts.
Connect Vapi, Retell or ElevenLabs agents in under five minutes using an API key, or route custom agents through the provided number and API.

Cloud mobile development with agents and runtime evidence
Programmable iOS and Android environments on fast cloud infrastructure that remove dependency on any single local machine.
Add Revyl to Cursor, the CLI, GitHub Actions, MCP or your API so agents get live mobile devices to run and verify the code they write.
Every run feeds Atlas, a continuously updated map of what your app does, what changed and what is covered — runtime truth instead of stale docs.
Verify changes through the same visible workflows users experience, with run history and artifacts retained for evidence.
GenAI-native end-to-end QA agent that plans, writes and heals tests in plain language

Ship with confidence: one system of record for manual, automated, and CI tests
AI-augmented quality platform for web, mobile, API and desktop testing

Free / Open-sourceBuild, simulate, evaluate and monitor self-improving AI agents
Free / Open-sourceBuild, simulate, evaluate and monitor self-improving AI agents

Free / Open-sourceEvaluate, monitor, and govern your AI applications in production
Free / Open-sourceEvaluate, monitor, and govern your AI applications in production

Write end-to-end test automation in plain English, no code required
Write end-to-end test automation in plain English, no code required

Standardize LLM evaluation, observability, and red teaming across your whole org
Standardize LLM evaluation, observability, and red teaming across your whole org

Automated QA, simulation and observability for voice and chat AI agents

AI testing platform for the entire software testing lifecycle
AI testing platform for the entire software testing lifecycle
AI governance, testing, and observability for regulated enterprises
AI governance, testing, and observability for regulated enterprises

SpecialistDescribe it in plain English, Drizz tests it on real devices

Autonomous AI QA agents that verify your web and mobile app on every pull request
Autonomous AI QA agents that verify your web and mobile app on every pull request