# Coin Stack vs Pair Sort

The clearest difference is in-app purchases: Pair Sort at none against Coin Stack's 10. Coin Stack's advantage is update cadence (every 9 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Coin Stack sells 10 one-off in-app purchases. Pair Sort asks for nothing beyond the download.

Coin Stack ships an update every 9 days, Pair Sort every 2 months. The most recent releases landed on August 21, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Coin Stack | Pair Sort |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 9 days** | Every 2 months |
| Size | 283 MB | 243 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Runyou Game](https://appshunter.io/developer/1741492000) | [UNCOSOFT](https://appshunter.io/developer/1377644184) |

## What reviewers say

### Coin Stack

[App page](https://appshunter.io/ios/app/coin-stack-sort-puzzle/id6753212541)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tiny Coin Pack | $1.99 | one-time |
| Small Coin Pack | $7.99 | one-time |
| Remove Ads | $7.99 | one-time |
| Arcade Player Pack | $9.99 | one-time |
| Super Arcade Pack | $19.99 | one-time |
| Hyper Speed Pack | $39.99 | one-time |
| Huge Coin Pack | $54.99 | one-time |
| Overdrive Pack | $79.99 | one-time |
| Gigantic Coin Pack | $99.99 | one-time |
| Aurora Deluxe Pack | $99.99 | one-time |


### Pair Sort

[App page](https://appshunter.io/ios/app/pair-sort/id6755225423)

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

**In-app purchases:** none


## Frequently asked questions

### Is Coin Stack free?

Coin Stack is free to download, with in-app purchases available.

### Is Pair Sort free?

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

### Do Coin Stack or Pair Sort have ads?

Both Coin Stack and Pair Sort show ads.

### Which is updated more often, Coin Stack or Pair Sort?

Coin Stack ships an update every 9 days, and Pair Sort every 2 months. Most recently, Coin Stack was updated on August 21, 2026 and Pair Sort on September 10, 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.*