# YSIoT vs Math Helper AI Solver Math.OK

The clearest difference is in-app purchases: YSIoT at none against Math Helper AI Solver Math.OK's 2. YSIoT also leads on ads (none vs shown) and update cadence (every 11 days vs monthly). On price and device support there is nothing between them.

Both are free to download. Math Helper AI Solver Math.OK sells 2 in-app purchases, starting at $7.99 per 7 days. YSIoT asks for nothing beyond the download.

YSIoT ships an update every 11 days, Math Helper AI Solver Math.OK monthly. Both last shipped on November 8, 2026.

## The numbers

| Metric | YSIoT | Math Helper AI Solver Math.OK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 11 days** | Monthly |
| Size | 68 MB | 28 MB |
| Requires iOS | **13.0** | 16 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [寿光云尚网络科技有限公司](https://appshunter.io/developer/1830626413) | [Saige Pfeffer](https://appshunter.io/developer/1831219275) |

## What reviewers say

### YSIoT

[App page](https://appshunter.io/ios/app/ysiot/id6749471409)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Math Helper AI Solver Math.OK

[App page](https://appshunter.io/ios/app/math-helper-ai-solver-mathok/id6749571162)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MathSolver Weekly | $7.99 | per 7 days |
| Math Helper AI Solver Math.OK | $8.99 | per 7 days |


## Frequently asked questions

### Is YSIoT free?

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

### Is Math Helper AI Solver Math.OK free?

Math Helper AI Solver Math.OK is free to download, with in-app purchases available.

### Do YSIoT or Math Helper AI Solver Math.OK have ads?

Math Helper AI Solver Math.OK shows ads; YSIoT does not.

### Which is updated more often, YSIoT or Math Helper AI Solver Math.OK?

YSIoT ships an update every 11 days, and Math Helper AI Solver Math.OK monthly. Most recently, YSIoT was updated on November 8, 2026 and Math Helper AI Solver Math.OK on November 8, 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.*