# JHS Library vs Stimy AI

The clearest difference is update cadence: Stimy AI at fortnightly against JHS Library's every 15 months. JHS Library's advantage is iOS requirement (8.2 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

JHS Library ships an update every 15 months, Stimy AI fortnightly. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | JHS Library | Stimy AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (23 ratings)](https://appshunter.io/ios/app/stimy-ai-math-solver-and-tutor/id6502286375/reviews)** |
| Number of ratings | — | **23** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 30 MB | 33 MB |
| Requires iOS | **8.2** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Openserve Co.,Ltd.](https://appshunter.io/developer/479158615) | [Xfaang Sp. z o.o.](https://appshunter.io/developer/1661814665) |

## What reviewers say

### JHS Library

[App page](https://appshunter.io/ios/app/jhs-library/id1373144994)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stimy AI

[App page](https://appshunter.io/ios/app/stimy-ai-math-solver-and-tutor/id6502286375)

This app provides AI-powered assistance for math homework and self-study. It can instantly solve problems by scanning them, analyze written work for mistakes, and generate practice questions. Users can also ask math-related questions to a chatbot for further help.

**Highlights:** Instant math problem solver, Step-by-step explanations, Analyze written math work, Generate practice math questions, Math chatbot for queries, AI-powered homework help

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JHS Library free?

JHS Library is free to download, with no in-app purchases.

### Is Stimy AI free?

Stimy AI is free to download, with no in-app purchases.

### Do JHS Library or Stimy AI have ads?

Neither JHS Library nor Stimy AI shows ads.

### Which is updated more often, JHS Library or Stimy AI?

JHS Library ships an update every 15 months, and Stimy AI fortnightly. Most recently, JHS Library was updated on October 26, 2026 and Stimy AI on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*