# ColourCode Lite vs Zerko

The clearest difference is price: ColourCode Lite at Free against Zerko's $2.99. ColourCode Lite also leads on update cadence (every 4 days vs every 3 weeks) and iOS requirement (8.0 vs 12.0). Zerko's advantage is chart position (#190 vs unranked). On ads, in-app purchases and device support there is nothing between them.

ColourCode Lite is free to download; Zerko costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ColourCode Lite ships an update every 4 days, Zerko every 3 weeks. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ColourCode Lite | Zerko |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[4.9 (14 ratings)](https://appshunter.io/ios/app/zerko/id6470181559/reviews)** |
| Number of ratings | — | **14** |
| Positive reviews | — | 93.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | — | Paid |
| Best chart rank | — | **#190** |
| Size | 207 MB | 100 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SmartGames LIVE Inc.](https://appshunter.io/developer/520096355) | [Maciej Targoni](https://appshunter.io/developer/495165602) |

## What reviewers say

### ColourCode Lite

[App page](https://appshunter.io/ios/app/colourcode-lite/id1012880562)

**Features:** Vision Pro support

**In-app purchases:** none


### Zerko

[App page](https://appshunter.io/ios/app/zerko/id6470181559)

**Currently charting:** #190 Top Paid · Casual (US App Store)

A relaxing puzzle game where you strategically place blocks to make all numbers on the board equal zero. Enjoy a no-pressure experience with calming audio and no in-app purchases or ads.

**Highlights:** Zero-sum number puzzles, Strategic block placement, Relaxing gameplay, No time pressure, No in-app purchases, No ads

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

**In-app purchases:** none


## Frequently asked questions

### Is ColourCode Lite free?

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

### Is Zerko free?

Zerko costs $2.99, with no in-app purchases.

### Do ColourCode Lite or Zerko have ads?

Neither ColourCode Lite nor Zerko shows ads.

### Which is updated more often, ColourCode Lite or Zerko?

ColourCode Lite ships an update every 4 days, and Zerko every 3 weeks. Most recently, ColourCode Lite was updated on October 9, 2026 and Zerko on October 16, 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.*