# Matching Pairs vs What's Missing

The clearest difference is review sentiment: Matching Pairs at 93% against What's Missing's 0%. Matching Pairs also leads on rating (4.7 vs 3.0) and ratings volume (926 vs 2). What's Missing's advantage is in-app purchases (none vs 11) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Matching Pairs sells 11 one-off in-app purchases. What's Missing asks for nothing beyond the download.

Matching Pairs holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Matching Pairs has 926 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 93% of Matching Pairs's written reviews are positive against 0% of What's Missing's.

Matching Pairs ships an update every 10 days, What's Missing fortnightly. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Matching Pairs | What's Missing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (926 ratings)](https://appshunter.io/ios/app/matching-pairs-concentration/id877559971/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/whats-missing-memory-game/id1507851614/reviews) |
| Number of ratings | **926** | 2 |
| Positive reviews | **93.2% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 213 MB | 23 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Clement Marty](https://appshunter.io/developer/502626664) | [Gilad Oved](https://appshunter.io/developer/1506507163) |

## What reviewers say

### Matching Pairs

[App page](https://appshunter.io/ios/app/matching-pairs-concentration/id877559971)

Enhance your memory and concentration with this engaging game. It offers 25 difficulty levels and over 10 themed card packs, suitable for all ages. Track your progress and compete with others globally.

**Highlights:** Memory and concentration training, 25 difficulty levels, 10+ themed card packs, Global score comparison, Soothing graphics and animations, User-friendly interface

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Food Card Pack | $0.99 | one-time |
| Memory Card Pack Lower Case Letters | $1.99 | one-time |
| Memory Card Pack Music Instruments | $1.99 | one-time |
| Memory Card Pack Numbers | $1.99 | one-time |
| Memory Card Pack Sports Images | $1.99 | one-time |
| Memory  Card Pack Upper Case Letters | $1.99 | one-time |
| Memory Card Pack Words | $1.99 | one-time |
| Card Pack "Faces" | $1.99 | one-time |
| Card Pack Emoji | $1.99 | one-time |
| Card Pack Animals | $1.99 | one-time |
| Memory | $8.99 | one-time |

**What reviewers like**

- 🧠 Effective memory and focus improvement
- 👍 Fun and engaging gameplay
- 🎨 Colorful and clear graphics
- 📱 Simple and intuitive design
- 🎯 Multiple difficulty levels for all ages

**What reviewers complain about**

- 🐛 App crashes after rating 5 stars
- ❌ Limited free content (only food category)
- 📚 Lack of game instructions/directions
- 🔄 Loss of progress when switching devices
- 🖼️ Similar-looking images can be confusing

**Reported bugs**

- App stops opening after giving 5-star rating
- Game fails to launch or becomes unplayable
- Progress not transferable between devices
- Compatibility issues with device changes

**Requested features**

- More diverse and varied card images
- Ranking system for multiple attempts
- Speed/time-based challenges
- More free category options
- Progress transfer between devices


### What's Missing

[App page](https://appshunter.io/ios/app/whats-missing-memory-game/id1507851614)

This game challenges players to memorize a set of items on a table within 10 seconds. After the time is up, one item is removed, and the player must identify which one is missing. It offers adjustable difficulty levels for a fun family experience.

**Highlights:** Memorize items within a time limit, Identify the missing item, Adjustable difficulty levels (easy, medium, hard), Suitable for kids and adults, Family-friendly gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Matching Pairs free?

Matching Pairs is free to download, with in-app purchases available.

### Is What's Missing free?

What's Missing is free to download, with no in-app purchases.

### Which has better reviews, Matching Pairs or What's Missing?

Matching Pairs is rated higher. Matching Pairs averages 4.7 out of 5 from 926 ratings, while What's Missing averages 3.0 from 2 ratings.

### Do Matching Pairs or What's Missing have ads?

Matching Pairs shows ads; What's Missing does not.

### Which is updated more often, Matching Pairs or What's Missing?

Matching Pairs ships an update every 10 days, and What's Missing fortnightly. Most recently, Matching Pairs was updated on October 24, 2026 and What's Missing on October 11, 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.*