# ChromaChecker Nano vs FlexiCalc

The clearest difference is iOS requirement: ChromaChecker Nano at 13.0 against FlexiCalc's 16.6. 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.

## The numbers

| Metric | ChromaChecker Nano | FlexiCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | — |
| Size | 37 MB | 1 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Colorix SA](https://appshunter.io/developer/372237429) | [SIMONE LA SALANDRA](https://appshunter.io/developer/6776690094) |

## What reviewers say

### ChromaChecker Nano

[App page](https://appshunter.io/ios/app/chromachecker-nano/id1521295739)

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

**In-app purchases:** none


### FlexiCalc

[App page](https://appshunter.io/ios/app/flexicalc/id6784166715)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChromaChecker Nano free?

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

### Is FlexiCalc free?

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

### Do ChromaChecker Nano or FlexiCalc have ads?

Neither ChromaChecker Nano nor FlexiCalc shows ads.

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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.*