# Loop Master vs Red Key, Blue Key

The clearest difference is in-app purchases: Red Key, Blue Key at none against Loop Master's 17. Red Key, Blue Key also leads on ads (none vs shown). Loop Master's advantage is update cadence (fortnightly vs every 2 months) and chart position (#89 vs unranked). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Loop Master sells 17 one-off in-app purchases. Red Key, Blue Key asks for nothing beyond the download.

Loop Master ships an update fortnightly, Red Key, Blue Key every 2 months. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Loop Master | Red Key, Blue Key |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8.1K ratings)](https://appshunter.io/ios/app/loop-master-color-jam-sort/id6761603258/reviews)** | — |
| Number of ratings | **8.1K** | — |
| Positive reviews | 32.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#89** | — |
| Size | 317 MB | 85 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Orange One Limited](https://appshunter.io/developer/1649476488) | [Jesse Nicholas](https://appshunter.io/developer/1623691096) |

## What reviewers say

### Loop Master

[App page](https://appshunter.io/ios/app/loop-master-color-jam-sort/id6761603258)

**Currently charting:** #89 Top Free · Puzzle, #92 Top Free · Casual, #202 Top Free · Games (US App Store)

Engage in a relaxing puzzle experience that combines color sorting with a unique conveyor belt mechanic. Strategically match and sort colorful cubes and cards into their corresponding crates without any time pressure. Enjoy a calm, satisfying gameplay loop that clears your mind.

**Highlights:** Conveyor belt sorting mechanic, No timers or pressure, Satisfying color matching and merging, Strategic planning and space management, Undo, Shuffle, and Extra tools, Offline play

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Challenge Bundle | $0.99 | one-time |
| ROCKET SALE 1 | $0.99 | one-time |
| Mini Coin Pack | $1.99 | one-time |
| Beginner Bundle | $1.99 | one-time |
| Starter Lite Kit | $2.99 | one-time |
| Supply Plus Kit | $4.99 | one-time |
| Puzzle Pro Kit | $7.99 | one-time |
| Value Coin Gamebox | $7.99 | one-time |
| Pass | $9.99 | one-time |
| Challenge Bundle | $9.99 | one-time |
| ROCKET SALE | $9.99 | one-time |
| Master Bundle | $9.99 | one-time |
| Saver Coin Deal | $14.99 | one-time |
| Mega Bundle | $19.99 | one-time |
| Supreme Booster Kit | $29.99 | one-time |
| Ultra Master Kit | $49.99 | one-time |
| Ultimate Puzzle Kit | $99.99 | one-time |


### Red Key, Blue Key

[App page](https://appshunter.io/ios/app/red-key-blue-key/id6780584955)

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

**In-app purchases:** none


## Frequently asked questions

### Is Loop Master free?

Loop Master is free to download, with in-app purchases available.

### Is Red Key, Blue Key free?

Red Key, Blue Key is free to download, with no in-app purchases.

### Do Loop Master or Red Key, Blue Key have ads?

Loop Master shows ads; Red Key, Blue Key does not.

### Which is updated more often, Loop Master or Red Key, Blue Key?

Loop Master ships an update fortnightly, and Red Key, Blue Key every 2 months. Most recently, Loop Master was updated on October 17, 2026 and Red Key, Blue Key on October 9, 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.*