# Learn Ruby on Rails Coding vs Preparo

The clearest difference is price: Preparo at Free against Learn Ruby on Rails Coding's $1.99. Preparo also leads on update cadence (every 3 weeks vs every 29 months). Learn Ruby on Rails Coding's advantage is iOS requirement (13.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Preparo is free to download; Learn Ruby on Rails Coding costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Learn Ruby on Rails Coding ships an update every 29 months, Preparo every 3 weeks. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Learn Ruby on Rails Coding | Preparo |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 3 weeks** |
| Size | 38 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Muhammad Mubeen](https://appshunter.io/developer/1553722821) | [Gowtham Ravichandran](https://appshunter.io/developer/1742608108) |

## What reviewers say

### Learn Ruby on Rails Coding

[App page](https://appshunter.io/ios/app/learn-ruby-on-rails-coding/id6478612954)

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

**In-app purchases:** none


### Preparo

[App page](https://appshunter.io/ios/app/preparo-tech-interview-prep/id6499164067)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Learn Ruby on Rails Coding free?

Learn Ruby on Rails Coding costs $1.99, with no in-app purchases.

### Is Preparo free?

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

### Do Learn Ruby on Rails Coding or Preparo have ads?

Neither Learn Ruby on Rails Coding nor Preparo shows ads.

### Which is updated more often, Learn Ruby on Rails Coding or Preparo?

Learn Ruby on Rails Coding ships an update every 29 months, and Preparo every 3 weeks. Most recently, Learn Ruby on Rails Coding was updated on October 3, 2026 and Preparo on October 6, 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.*