# Quiet Threads vs Shape Fever

The clearest difference is ads: Quiet Threads at none against Shape Fever's shown. Shape Fever's advantage is update cadence (every 8 days vs monthly) and iOS requirement (13.0 vs 17.0). 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.

Quiet Threads ships an update monthly, Shape Fever every 8 days. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Quiet Threads | Shape Fever |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 8 days** |
| Size | 22 MB | 244 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Laurent Chouinard](https://appshunter.io/developer/1896321782) | [Shycheese](https://appshunter.io/developer/1866477580) |

## What reviewers say

### Quiet Threads

[App page](https://appshunter.io/ios/app/quiet-threads/id6769972333)

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

**In-app purchases:** none


### Shape Fever

[App page](https://appshunter.io/ios/app/shape-fever-block-sort-puzzle/id6797366881)

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

**In-app purchases:** none


## Frequently asked questions

### Is Quiet Threads free?

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

### Is Shape Fever free?

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

### Do Quiet Threads or Shape Fever have ads?

Shape Fever shows ads; Quiet Threads does not.

### Which is updated more often, Quiet Threads or Shape Fever?

Quiet Threads ships an update monthly, and Shape Fever every 8 days. Most recently, Quiet Threads was updated on November 9, 2026 and Shape Fever on October 31, 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.*