# MathLens vs JeRetiens

The clearest difference is in-app purchases: JeRetiens at none against MathLens's 2. JeRetiens also leads on update cadence (daily vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MathLens sells 2 in-app purchases, starting at $4.99 per month. JeRetiens asks for nothing beyond the download.

MathLens ships an update every 4 days, JeRetiens daily. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | MathLens | JeRetiens |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | **Daily** |
| Size | 18 MB | 49 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RAPHAEL MOMANYI](https://appshunter.io/developer/1884462424) | [Mohamet Ndiaye](https://appshunter.io/developer/1885841959) |

## What reviewers say

### MathLens

[App page](https://appshunter.io/ios/app/mathlens-math-solver/id6763150026)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Khitab Pro | $4.99 | per month |
| Khitab Pro Annual | $17.99 | per year |


### JeRetiens

[App page](https://appshunter.io/ios/app/jeretiens/id6792550305)

**In-app purchases:** none


## Frequently asked questions

### Is MathLens free?

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

### Is JeRetiens free?

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

### Do MathLens or JeRetiens have ads?

Neither MathLens nor JeRetiens shows ads.

### Which is updated more often, MathLens or JeRetiens?

MathLens ships an update every 4 days, and JeRetiens daily. Most recently, MathLens was updated on October 10, 2026 and JeRetiens 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.*