# Math10.AI vs ЗаХрани

The clearest difference is in-app purchases: ЗаХрани at none against Math10.AI's 4. ЗаХрани also leads on update cadence (every 4 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Math10.AI sells 4 one-off in-app purchases. ЗаХрани asks for nothing beyond the download.

Math10.AI ships an update monthly, ЗаХрани every 4 days. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Math10.AI | ЗаХрани |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Size | 81 MB | 33 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Le Hong Hai](https://appshunter.io/developer/1024068951) | [ARIADNA NET LTD EOOD](https://appshunter.io/developer/6786611067) |

## What reviewers say

### Math10.AI

[App page](https://appshunter.io/ios/app/math10ai/id6742319312)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 clicks | $0.49 | one-time |
| 25 clicks | $1.00 | one-time |
| 55 clicks | $2.00 | one-time |
| 80 clicks | $3.00 | one-time |


### ЗаХрани

[App page](https://appshunter.io/ios/app/id6786611065)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math10.AI free?

Math10.AI is free to download, with in-app purchases available.

### Is ЗаХрани free?

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

### Do Math10.AI or ЗаХрани have ads?

Neither Math10.AI nor ЗаХрани shows ads.

### Which is updated more often, Math10.AI or ЗаХрани?

Math10.AI ships an update monthly, and ЗаХрани every 4 days. Most recently, Math10.AI was updated on October 16, 2026 and ЗаХрани 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.*