According to AlphaMoat, in 2026-09 the AI app Stimuler saw 273,056 downloads over the last 30 days, with about $144.7K in app-store in-app purchase revenue — ranked #355 of 2,900 AI apps, and #22 of 174 in Education & Research; its top market is India (28.2% of downloads).
What is Stimuler
Stimuler is an English speaking practice app for learners preparing for IELTS or TOEFL, giving feedback on pronunciation, fluency, vocabulary, and pace after short recorded speeches.
- 01Record a short speech and get feedback quickly
- 02receive an IELTS band estimate for each attempt
- 03run live video mock tests with a proprietary AI interviewer
- 04practise more than a hundred speaking topics
- 05see filler words, pace, tone, and awkward pauses
- 06get tailored tips after every session
Free to download from the App Store, with free speaking practice available. Premium access costs less than $5/month and includes a tailored practice roadmap and IELTS speaking mock tests.
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Data month: 2026-09 · Downloads and in-app purchase revenue are third-party estimates (trailing 30-day window), aggregated monthly. Revenue covers App Store and Google Play in-app purchases (including subscriptions) only — excluding Android app stores in mainland China and other payment channels such as web subscriptions. See methodology.