# Loop 16 Puzzle vs SlatesArcade

The clearest difference is update cadence: SlatesArcade at every 4 days against Loop 16 Puzzle's every 10 days. SlatesArcade also leads on iOS requirement (18.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Loop 16 Puzzle ships an update every 10 days, SlatesArcade every 4 days. The most recent releases landed on September 13, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Loop 16 Puzzle | SlatesArcade |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 4 days** |
| Size | 1 MB | 6 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Kiyoshi Izumi](https://appshunter.io/developer/1807085294) | [JAMES LEE SLATE](https://appshunter.io/developer/6800479949) |

## What reviewers say

### Loop 16 Puzzle

[App page](https://appshunter.io/ios/app/loop-16-puzzle/id6759582501)

**Features:** Apple Watch app

**In-app purchases:** none


### SlatesArcade

[App page](https://appshunter.io/ios/app/slatesarcade/id6800519880)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Loop 16 Puzzle free?

Loop 16 Puzzle is free to download, with no in-app purchases.

### Is SlatesArcade free?

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

### Do Loop 16 Puzzle or SlatesArcade have ads?

Neither Loop 16 Puzzle nor SlatesArcade shows ads.

### Which is updated more often, Loop 16 Puzzle or SlatesArcade?

Loop 16 Puzzle ships an update every 10 days, and SlatesArcade every 4 days. Most recently, Loop 16 Puzzle was updated on September 13, 2026 and SlatesArcade on September 14, 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.*