# Stack Sort vs Stamp Solitaire

The clearest difference is chart position: Stamp Solitaire at #17 against Stack Sort's unranked. Stack Sort's advantage is review sentiment (31% vs 22%). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Stack Sort sells 14 one-off in-app purchases and Stamp Solitaire sells 18 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Stack Sort against 4.7 for Stamp Solitaire. Both are backed by a comparable volume of ratings — 7.7K and 6.8K respectively. Written reviews are what separate them: 31% of Stack Sort's written reviews are positive against 22% of Stamp Solitaire's.

Stack Sort ships an update every 8 days, Stamp Solitaire weekly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Stack Sort | Stamp Solitaire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (7.7K ratings)](https://appshunter.io/ios/app/stack-sort-color-puzzle/id6756001949/reviews)** | [4.7 (6.8K ratings)](https://appshunter.io/ios/app/stamp-solitaire-card-matching/id6761845923/reviews) |
| Number of ratings | **7.7K** | 6.8K |
| Positive reviews | **31.3% of reviews** | 21.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 days | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#17** |
| Size | 286 MB | 541 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Panteon Yazilim Oyun Egitim Teknolojileri ve Hizmetleri Sanayi Ticaret Anonim Sirketi](https://appshunter.io/developer/545605917) | [Piti Studio](https://appshunter.io/developer/1730000343) |

## What reviewers say

### Stack Sort

[App page](https://appshunter.io/ios/app/stack-sort-color-puzzle/id6756001949)

A relaxing puzzle game where players sort colorful cards into matching stacks. Strategize to complete levels before running out of moves, navigating blockers and new card types. Enjoy a smooth and satisfying experience as you clear each board.

**Highlights:** Sort colorful cards, Complete levels with limited moves, Navigate blockers, Discover new card types, Satisfying puzzle clearing

**Features:** macOS Compatibility

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package 01 | $0.99 | one-time |
| Package 02 | $1.99 | one-time |
| Package 03 | $2.99 | one-time |
| Package 05 | $4.99 | one-time |
| Package 06 | $5.99 | one-time |
| Package 08 | $7.99 | one-time |
| Package 10 | $9.99 | one-time |
| Package 12 | $11.99 | one-time |
| Package 15 | $14.99 | one-time |
| Package 20 | $19.99 | one-time |
| Package 30 | $29.99 | one-time |
| Package 35 | $34.99 | one-time |
| Package 55 | $54.99 | one-time |
| Package 100 | $99.99 | one-time |


### Stamp Solitaire

[App page](https://appshunter.io/ios/app/stamp-solitaire-card-matching/id6761845923)

**Currently charting:** #17 Top Free · Card, #91 Top Free · Puzzle, #129 Top Grossing · Card, #204 Top Free · Games (US App Store)

A relaxing puzzle game blending classic solitaire mechanics with stamp collecting. Draw, sort, and organize beautiful stamps into themed albums, challenging your logic and strategy. Enjoy a calming and visually appealing experience with satisfying gameplay.

**Highlights:** Unique solitaire puzzle gameplay, Collect and organize beautiful stamps, Train your brain with relaxing puzzles, Calm and satisfying gameplay, Category-based stamp sorting, Themed album completion

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Mania | $1.99 | one-time |
| Coin 1 | $1.99 | one-time |
| Endless Offer 1 | $2.99 | one-time |
| Limited-time Pack | $2.99 | one-time |
| Piggy Bank | $2.99 | one-time |
| Starter Pack | $2.99 | one-time |
| Beginner Pack | $5.99 | one-time |
| Fail Offer | $5.99 | one-time |
| Remove Ads | $7.99 | one-time |
| Coin 2 | $7.99 | one-time |
| Stamp Pass | $9.99 | one-time |
| Collector Pack | $9.99 | one-time |
| Remove Ads Bundle | $12.99 | one-time |
| Coin 3 | $14.99 | one-time |
| Rare Pack | $19.99 | one-time |
| Coin 4 | $29.99 | one-time |
| Master Pack | $39.99 | one-time |
| Legend Pack | $79.99 | one-time |


## Frequently asked questions

### Is Stack Sort free?

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

### Is Stamp Solitaire free?

Stamp Solitaire is free to download, with in-app purchases available.

### Which has better reviews, Stack Sort or Stamp Solitaire?

Stack Sort is rated higher. Stack Sort averages 4.7 out of 5 from 7.7K ratings, while Stamp Solitaire averages 4.7 from 6.8K ratings.

### Do Stack Sort or Stamp Solitaire have ads?

Both Stack Sort and Stamp Solitaire show ads.

### Which is updated more often, Stack Sort or Stamp Solitaire?

Stack Sort ships an update every 8 days, and Stamp Solitaire weekly. Most recently, Stack Sort was updated on October 26, 2026 and Stamp Solitaire on October 25, 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.*