# AI Math Solver & Scanner vs Signal Carnet

The clearest difference is in-app purchases: Signal Carnet at none against AI Math Solver & Scanner's 2. Signal Carnet also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. AI Math Solver & Scanner sells 2 in-app purchases, starting at $3.99 per 7 days. Signal Carnet asks for nothing beyond the download.

## The numbers

| Metric | AI Math Solver & Scanner | Signal Carnet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Size | 30 MB | 19 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Devangi Pandya](https://appshunter.io/developer/1835431207) | [GEOREFERENCE](https://appshunter.io/developer/1886234048) |

## What reviewers say

### AI Math Solver & Scanner

[App page](https://appshunter.io/ios/app/ai-math-solver-and-scanner/id6766478644)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $3.99 | per 7 days |
| Pro Monthly | $9.99 | per month |


### Signal Carnet

[App page](https://appshunter.io/ios/app/signal-carnet/id6773262041)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI Math Solver & Scanner free?

AI Math Solver & Scanner is free to download, with in-app purchases available.

### Is Signal Carnet free?

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

### Do AI Math Solver & Scanner or Signal Carnet have ads?

AI Math Solver & Scanner shows ads; Signal Carnet does not.

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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.*