# Code Rails vs Radiant Lines

The clearest difference is in-app purchases: Code Rails at none against Radiant Lines's 9. Code Rails also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Radiant Lines sells 9 one-off in-app purchases. Code Rails asks for nothing beyond the download.

Code Rails ships an update every 3 weeks, Radiant Lines monthly. The most recent releases landed on September 23, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Code Rails | Radiant Lines |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (10 ratings)](https://appshunter.io/ios/app/radiant-lines/id1632921352/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 111 MB | 108 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Infrabel NV](https://appshunter.io/developer/475776079) | [NICMIT](https://appshunter.io/developer/1596507688) |

## What reviewers say

### Code Rails

[App page](https://appshunter.io/ios/app/code-rails/id1589450843)

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

**In-app purchases:** none


### Radiant Lines

[App page](https://appshunter.io/ios/app/radiant-lines/id1632921352)

Connect matching colors and fill every cell on unique, challenging boards. Enjoy over 1000 levels with no time pressure, offering a relaxing yet rewarding brain puzzle experience. Hints are available, and the game can be played offline.

**Highlights:** Connect matching colors, Fill every cell, Unique board shapes, Blocked path obstacles, 1000+ levels, No time pressure, Play offline

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 HINTS | $0.99 | one-time |
| UNLOCK "SHAPES - STARTER" PACK | $0.99 | one-time |
| UNLOCK "SHAPES - BONUS" PACK | $1.49 | one-time |
| 25 HINTS | $1.99 | one-time |
| UNLOCK "IMPOSSIBLE" PACK | $1.99 | one-time |
| UNLOCK "VERY DIFFICULT" PACK | $1.99 | one-time |
| REMOVE ADS | $2.49 | one-time |
| 50 HINTS | $2.99 | one-time |
| 100 HINTS | $4.99 | one-time |


## Frequently asked questions

### Is Code Rails free?

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

### Is Radiant Lines free?

Radiant Lines is free to download, with in-app purchases available.

### Do Code Rails or Radiant Lines have ads?

Radiant Lines shows ads; Code Rails does not.

### Which is updated more often, Code Rails or Radiant Lines?

Code Rails ships an update every 3 weeks, and Radiant Lines monthly. Most recently, Code Rails was updated on September 23, 2026 and Radiant Lines on October 11, 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.*