Prep Edu records 1,414,975 monthly visits with -19.8% month-over-month growth and Paid pricing. StealthWriter records 2,887,114 monthly visits with +15.5% growth and Freemium pricing.
Study smarter for IELTS, TOEIC and HSK with AI speaking and writing rooms
Humanize AI text and check how human it reads
| Dimension / Metric | ||
|---|---|---|
| Official Domain | prepedu.com | stealthwriter.ai |
| Pricing Model | Paid | Freemium |
| Monthly Visits | 1.41M (1,414,975) | 2.89M (2,887,114) |
| MoM Traffic Delta | -349.68K (-19.8%) | +387.76K (+15.5%) |
| Primary Market & Share | 🇻🇳 Vietnam (78%) | 🇺🇸 United States (18.2%) |
| Direct Visits / mo | 479.07K | 1.62M |
| User Rating | 4.1 | 3.7 |
| 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.
Humanize AI text and check how human it reads
Rewrites AI-generated drafts with natural phrasing, rhythm and flow, and lets you pick light, medium or aggressive rewriting depending on how much change you want.
Scan text before and after humanizing to see which sentences still look machine-written, with colour-coded sentence-by-sentence highlights.
Click any sentence to see alternative rewrite options and fine-tune the output until it matches your own voice.
Returns humanized text in seconds, with word limits per input ranging from 1,000 words on the free plan up to 5,000 words on paid tiers.
SpecialistEnterprise-grade neural machine translation, AI writing refinement, and real-time voice translation across thirty-plus global languages.
SpecialistEnterprise-grade neural machine translation, AI writing refinement, and real-time voice translation across thirty-plus global languages.
SpecialistCross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
SpecialistCross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
SpecialistOffers versatile paraphrasing and vocabulary adjustment for academic writing, but is not specifically optimized to bypass AI detectors.
SpecialistOffers versatile paraphrasing and vocabulary adjustment for academic writing, but is not specifically optimized to bypass AI detectors.
SpecialistFocuses heavily on high-accuracy AI detection while including a humanizer tool, prioritizing detection testing over rewriting.
SpecialistFocuses heavily on high-accuracy AI detection while including a humanizer tool, prioritizing detection testing over rewriting.
SpecialistIndustry-standard AI detection platform relied on by educators, though its text humanization features are secondary.
SpecialistIndustry-standard AI detection platform relied on by educators, though its text humanization features are secondary.
Delivers quick, conversational text rewriting to bypass AI detection, but lacks dedicated built-in detector testing suites.
Delivers quick, conversational text rewriting to bypass AI detection, but lacks dedicated built-in detector testing suites.
Provides robust multi-detector testing alongside humanization, but often operates on stricter usage limits than StealthWriter.
Provides robust multi-detector testing alongside humanization, but often operates on stricter usage limits than StealthWriter.
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.
Converts machine-written prose into natural-sounding text efficiently, though with fewer customization options for writing style.
Converts machine-written prose into natural-sounding text efficiently, though with fewer customization options for writing style.
SpecialistRigorous content integrity and AI detection checker designed for publishers, but lacks direct text humanization tools.
SpecialistRigorous content integrity and AI detection checker designed for publishers, but lacks direct text humanization tools.
Combines AI humanization with integrated writing tools, offering smoother collaborative editing than StealthWriter's simpler interface.
Combines AI humanization with integrated writing tools, offering smoother collaborative editing than StealthWriter's simpler interface.
SpecialistAI English speaking coach with instant pronunciation feedback
