# Category Sort vs Stamp Solitaire

Category Sort and Stamp Solitaire both sit at 4.8 stars, but that hides the real split: 31% of Category Sort's written reviews are positive against 22% of Stamp Solitaire's. Stamp Solitaire's advantage is chart position (#21 vs #136). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Category Sort sells 10 one-off in-app purchases and Stamp Solitaire sells 10 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 — 4.8 for Category Sort against 4.7 for Stamp Solitaire. Both are backed by a comparable volume of ratings — 13K and 7.8K respectively. Written reviews are what separate them: 31% of Category Sort's written reviews are positive against 22% of Stamp Solitaire's.

Category Sort ships an update every 2 weeks, Stamp Solitaire every 8 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | Category Sort | Stamp Solitaire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (13K ratings)](https://appshunter.io/ios/app/category-sort/id6758512068/reviews)** | [4.7 (7.8K ratings)](https://appshunter.io/ios/app/stamp-solitaire-card-matching/id6761845923/reviews) |
| Number of ratings | **13K** | 7.8K |
| Positive reviews | **30.7% of reviews** | 22.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #136 | **#21** |
| Size | 1019 MB | 538 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | +4 |
| Developer | [Lion Studios Plus](https://appshunter.io/developer/1610194568) | [Piti Studio](https://appshunter.io/developer/1730000343) |

## What reviewers say

### Category Sort

[App page](https://appshunter.io/ios/app/category-sort/id6758512068)

**Currently charting:** #136 Top Free · Card (US App Store)

A relaxing emoji puzzle game where you sort memojis into their correct categories. Progress through increasingly challenging levels that test your logic and decision-making skills with colorful visuals and smooth gameplay.

**Highlights:** Match memojis by category, Intuitive sorting mechanics, Increasing puzzle difficulty, Colorful visuals, Relaxing yet challenging gameplay

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack 1 | $1.99 | one-time |
| Starter Bundle | $2.99 | one-time |
| Revive Bundle | $4.99 | one-time |
| Pack 2 | $7.99 | one-time |
| Small Pack | $9.99 | one-time |
| No Ads Bundle | $9.99 | one-time |
| Battle Pass VIP | $9.99 | one-time |
| Pack 3 | $14.99 | one-time |
| Medium Pack | $19.99 | one-time |
| Large Pack | $29.99 | one-time |


### Stamp Solitaire

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

**Currently charting:** #21 Top Free · Card, #112 Top Free · Puzzle, #129 Top Grossing · Card (US App Store)

A relaxing puzzle game blending classic solitaire mechanics with stamp collecting. Draw, sort, and organize beautiful stamps into themed albums while training your brain with satisfying logic challenges.

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

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Mania | $1.99 | one-time |
| Coin 1 | $1.99 | one-time |
| Endless Offer 1 | $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 |
| Coin 3 | $14.99 | one-time |


## Frequently asked questions

### Is Category Sort free?

Category 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, Category Sort or Stamp Solitaire?

Category Sort is rated higher. Category Sort averages 4.8 out of 5 from 13K ratings, while Stamp Solitaire averages 4.7 from 7.8K ratings.

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

Both Category Sort and Stamp Solitaire show ads.

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

Category Sort ships an update every 2 weeks, and Stamp Solitaire every 8 days. Most recently, Category Sort was updated on November 5, 2026 and Stamp Solitaire on November 5, 2026.

### Which is more popular, Category Sort or Stamp Solitaire?

Category Sort currently peaks at #136 in the App Store charts, and Stamp Solitaire at #21. Chart position reflects recent download velocity rather than total install base.

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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.*