# Ruby Compiler vs PyData Lab

The clearest difference is price: Ruby Compiler at Free against PyData Lab's $6.99. Ruby Compiler also leads on iOS requirement (12.0 vs 15.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

Ruby Compiler is free to download; PyData Lab costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 1, 2026 and July 27, 2026 respectively.

## The numbers

| Metric | Ruby Compiler | PyData Lab |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 28 MB | 53 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OnePercent](https://appshunter.io/developer/1536020418) | [SimTeCon GmbH](https://appshunter.io/developer/1761797043) |

## What reviewers say

### Ruby Compiler

[App page](https://appshunter.io/ios/app/ruby-compiler-rub-rb-code/id1546362321)

**Features:** macOS Compatibility

**In-app purchases:** none


### PyData Lab

[App page](https://appshunter.io/ios/app/pydata-lab/id6737249364)

**In-app purchases:** none


## Frequently asked questions

### Is Ruby Compiler free?

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

### Is PyData Lab free?

PyData Lab costs $6.99, with no in-app purchases.

### Do Ruby Compiler or PyData Lab have ads?

Neither Ruby Compiler nor PyData Lab shows ads.

### Which is updated more often, Ruby Compiler or PyData Lab?

Ruby Compiler ships an update every 2 months, and PyData Lab every 2 months. Most recently, Ruby Compiler was updated on June 1, 2026 and PyData Lab on July 27, 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.*