# Sheel Driver RSA vs ChromaInk

The clearest difference is device support: ChromaInk at 3 against Sheel Driver RSA's 1. ChromaInk also leads on iOS requirement (13 vs 18.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sheel Driver RSA ships an update every 6 weeks, ChromaInk monthly. The most recent releases landed on October 27, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Sheel Driver RSA | ChromaInk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Size | 96 MB | 21 MB |
| Requires iOS | 18.6 | **13** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Lynx](https://appshunter.io/developer/1434739068) | [PTseeing IoT Technology Co.,Ltd](https://appshunter.io/developer/1773719576) |

## What reviewers say

### Sheel Driver RSA

[App page](https://appshunter.io/ios/app/sheel-driver-rsa/id6503663251)

**In-app purchases:** none


### ChromaInk

[App page](https://appshunter.io/ios/app/chromaink/id6741502826)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sheel Driver RSA free?

Sheel Driver RSA is free to download, with no in-app purchases.

### Is ChromaInk free?

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

### Do Sheel Driver RSA or ChromaInk have ads?

Neither Sheel Driver RSA nor ChromaInk shows ads.

### Which is updated more often, Sheel Driver RSA or ChromaInk?

Sheel Driver RSA ships an update every 6 weeks, and ChromaInk monthly. Most recently, Sheel Driver RSA was updated on October 27, 2026 and ChromaInk on October 12, 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.*