
SpecialistBuild working apps, websites, and AI agents by describing them
SpecialistBuild working apps, websites, and AI agents by describing them
Prep Edu records 1,414,975 monthly visits with -19.8% month-over-month growth and Paid pricing. teste.ai records 1,834 monthly visits with -3.3% growth and Freemium pricing.

An AI testing toolbox that turns requirements into test cases, data and plans
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | prepedu.com | teste.ai |
| Pricing Model | Paid | Freemium |
| Monthly Visits | 1.41M (1,414,975) | 1.83K (1,834) |
| MoM Traffic Delta | -349.68K (-19.8%) | -62 (-3.3%) |
| Primary Market & Share | 🇻🇳 Vietnam (78%) | 🇧🇷 Brazil (100%) |
| Direct Visits / mo | 479.07K | 795 |
| User Rating | 4.1 | 4.1 |
| Supported Platforms | Website | Website |
Study smarter for IELTS, TOEIC and HSK with AI speaking and writing rooms
Rehearse exam-style speaking tasks with AI scoring and multi-layer feedback covering grammar, pronunciation, fluency, vocabulary and how well your ideas are organised.
Submit written answers and receive automated scoring with suggestions on structure, vocabulary range and accuracy to raise your band score.
A companion that answers questions, walks through difficult tasks and keeps learners motivated between lessons.
Structured IELTS, TOEIC and HSK programmes, a PrepTalk English speaking course, entry tests and mock exams that mirror the real format.

An AI testing toolbox that turns requirements into test cases, data and plans
Create complete test plans with scenarios, test cases and step-by-step scripts from just a requirement or a snippet of your documentation.
Generate structured test data on demand in the quantity and shape you need, without manual spreadsheet work.
Describe what you need in plain language and Teste.ai writes the corresponding SQL query for locating specific test data in a database.
Coverage extends to API, functional, usability, security and performance testing, all documented from one place.

SpecialistBuild working apps, websites, and AI agents by describing them
SpecialistBuild working apps, websites, and AI agents by describing them
Focuses heavily on PTE and IELTS exam practice with robust AI scoring, similar to Prep Edu's test rooms.
Focuses heavily on PTE and IELTS exam practice with robust AI scoring, similar to Prep Edu's test rooms.
SpecialistAI English speaking coach with instant pronunciation feedback
SpecialistGenAI-native end-to-end QA agent that plans, writes and heals tests in plain language

Provides online exam prep and instant AI scoring for PTE and IELTS, but with a simpler course structure.
Provides online exam prep and instant AI scoring for PTE and IELTS, but with a simpler course structure.

SpecialistLearn a new language by talking to lifelike AI tutors
SpecialistLearn a new language by talking to lifelike AI tutors
Delivers automated AI scoring for major English proficiency exams, though less focused on structured video lessons than Prep.
Delivers automated AI scoring for major English proficiency exams, though less focused on structured video lessons than Prep.

SpecialistSpeak a new language from day one with human-like AI and expert human tutors
SpecialistSpeak a new language from day one with human-like AI and expert human tutors

SpecialistShip with confidence: one system of record for manual, automated, and CI tests
SpecialistShip with confidence: one system of record for manual, automated, and CI tests
Offers excellent AI speaking coaching for IELTS, but lacks the comprehensive written course library found in Prep.
Offers excellent AI speaking coaching for IELTS, but lacks the comprehensive written course library found in Prep.

SpecialistContext-aware AI that plans, codes, tests, and documents across your engineering workflows
SpecialistContext-aware AI that plans, codes, tests, and documents across your engineering workflows
AI-augmented quality platform for web, mobile, API and desktop testing