Stimy
Stimy: A free mobile math solver that scans work, explains steps, and checks handwritten solutions. Ranked #21 of 68 in Math Solver Apps by our editors (7.2/10); pricing: Free plan; best for multilingual mobile practice and checking.
At a glance
- Editor score7.2 / 10
- PricingFree plan
- Best forMultilingual mobile practice and checking
- Free planYes
- Step-by-step explanationsYes
- Facts checked19 Sep 2026

Where it wins
- Scans printed and handwritten problems for worked, step-by-step solutions
- Checks handwritten work for accuracy, method, and clarity
- Adds practice questions, topic lessons, and follow-up chat in 40+ languages
Where it doesn't
- Available only on iOS and Android
- Optional Stimy AI+ features require in-app purchases
- The product centers on math rather than other school subjects
Our verdict on Stimy
Stimy is a mobile math solver for students who want help moving from a problem to an explanation, or checking their own work. Its photo scanning handles printed and handwritten math, and the app returns step-by-step worked solutions with multiple solution methods. Beyond solving, it can assess handwritten answers for accuracy, method, and clarity, generate practice questions, provide topic lessons, and answer follow-up questions through a math chatbot. Official materials cover arithmetic, algebra, calculus, statistics, and probability. Support for 40+ languages makes it a fit for multilingual study, though access is limited to iOS and Android.
The learning loop is broader than answer lookup: students can scan a question, examine the reasoning, ask a follow-up, then reinforce a topic with generated practice or lessons. Handwriting checking adds a distinct use for students who have already attempted a solution and want feedback on both the result and the approach. Multiple methods can also help when one explanation does not match a learner's preferred way of working. Stimy is most suited to individual mobile practice and checking; it is less appropriate for someone looking for a desktop or web-based workflow, or a general study app spanning non-math subjects.
Stimy is freemium, with a free offering and optional in-app purchases for Stimy AI+ features. The vendor's official website promotes AI+ and a free trial, while Google Play confirms free availability and in-app purchases. Published materials do not provide subscription prices, so buyers should check the current in-app offer before deciding whether paid features fit their budget. Choose Stimy if photo-based math explanations, handwritten work checking, and multilingual practice are priorities on a phone. Consider an alternative if platform choice beyond iOS and Android is essential or if you need a broader subject scope.
Your product? Our editors can test Stimy in depth and publish a review, labelled as paid · from $149/mo →
Stimy pricing
Stimy fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Not verified |
| Photo input | Yes |
| Handwriting input | Yes |
| Step-by-step explanations | Yes |
| Subject coverage | Broad |
| Platform coverage | Multiplatform |
| Offline mode | Not verified |
| Deployment | Mobile |
| Platforms | iOS, Android |
| Pricing | Free plan |
| Website | stimy.ai |
| Facts checked | 19 Sep 2026 |
Alternatives to Stimy
- Maple CalculatorA broad mobile solver with camera and handwriting input, plus offline graphing.9.4
- SymbolabA broad math study tool pairing worked solutions with practice, graphing and photo input.9.2
- GeoGebraA broad, free mathematics toolkit with adaptive practice, classroom tools, and offline apps.9.1
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Featured on iTechGuides
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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