# Slide & Sync vs Shikaku

The clearest difference is ads: Slide & Sync at none against Shikaku's shown. Slide & Sync also leads on iOS requirement (13.0 vs 16.4). Shikaku's advantage is update cadence (every 2 days vs monthly). On price, 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.

Slide & Sync ships an update monthly, Shikaku every 2 days. Both last shipped on October 7, 2026.

## The numbers

| Metric | Slide & Sync | Shikaku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 days** |
| Size | 55 MB | 67 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FGTP Labs](https://appshunter.io/developer/1849326000) | [Sedat Ates](https://appshunter.io/developer/1778958285) |

## What reviewers say

### Slide & Sync

[App page](https://appshunter.io/ios/app/slide-and-sync/id6762053374)

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

**In-app purchases:** none


### Shikaku

[App page](https://appshunter.io/ios/app/shikaku-rectangle-puzzle/id6790356870)

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

**In-app purchases:** none


## Frequently asked questions

### Is Slide & Sync free?

Slide & Sync is free to download, with no in-app purchases.

### Is Shikaku free?

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

### Do Slide & Sync or Shikaku have ads?

Shikaku shows ads; Slide & Sync does not.

### Which is updated more often, Slide & Sync or Shikaku?

Slide & Sync ships an update monthly, and Shikaku every 2 days. Most recently, Slide & Sync was updated on October 7, 2026 and Shikaku on October 7, 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.*