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GenAI-native end-to-end QA agent that plans, writes and heals tests in plain language

End-to-end certification platform built by psychometricians

Ship with confidence: one system of record for manual, automated, and CI tests

PTE practice tests with instant AI scoring and realistic mock exams

Study smarter for IELTS, TOEIC and HSK with AI speaking and writing rooms

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

Lightweight A/B testing and experimentation for marketers who own conversion

AI language and skills assessments for hiring and education

Agentic end-to-end testing that writes, runs and heals your test suite

Open-source, human-readable UI testing for mobile and web

AI-augmented quality platform for web, mobile, API and desktop testing

Turn your notes into interactive AI quizzes

Enterprise online exam platform with professional psychometrics

AI-powered diagnostic practice tests for SAT®, ACT®, PSAT/NMSQT® and AP® — scored in about 40 minutes

Agentic test automation that builds, runs and maintains your enterprise tests

Build, simulate, evaluate and monitor self-improving AI agents

Ace the Duolingo English Test with AI scoring and 18,000+ practice questions

Agent-native end-to-end testing that maintains itself

Job-simulation skill assessments for the AI hiring era

AI-coached CASPer practice questions and full mock tests

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

Practise PTE Academic and PTE Core free, with AI scoring for speaking and writing

AI test automation and self-healing QA for enterprise apps and AI agents

AI-powered test management that keeps QA teams fast and organized