# Spot The Hidden Differences vs Shiftrix

The clearest difference is in-app purchases: Shiftrix at none against Spot The Hidden Differences's 10. Shiftrix also leads on ads (none vs shown). Spot The Hidden Differences's advantage is iOS requirement (15.0 vs 26.2). On price, update cadence and device support there is nothing between them.

Both are free to download. Spot The Hidden Differences sells 10 one-off in-app purchases. Shiftrix asks for nothing beyond the download.

Spot The Hidden Differences ships an update every 3 weeks, Shiftrix monthly. The most recent releases landed on October 2, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Spot The Hidden Differences | Shiftrix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (136K ratings)](https://appshunter.io/ios/app/spot-the-hidden-differences/id1618258678/reviews)** | — |
| Number of ratings | **136K** | — |
| Positive reviews | 55.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 197 MB | 64 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [AI Games FZ](https://appshunter.io/developer/1478916023) | [Onur Celik](https://appshunter.io/developer/1870662813) |

## What reviewers say

### Spot The Hidden Differences

[App page](https://appshunter.io/ios/app/spot-the-hidden-differences/id1618258678)

This game challenges your observation skills by asking you to find five differences between two pictures. With a variety of colorful images and helpful features like zooming and hints, it's a fun way to train your brain. Suitable for all ages, it offers both easy and hard puzzles to test your concentration.

**Highlights:** Find 5 differences between two pictures, Variety of colorful images, Zooming feature, Helpful hints, Easy and hard puzzles, Brain training

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 600 Coins | $0.99 | one-time |
| Unlock all monthly challenges | $1.99 | one-time |
| 1500 Coins | $1.99 | one-time |
| Collection | $2.99 | one-time |
| 3000 Coins | $2.99 | one-time |
| Remove Ads | $3.99 | one-time |
| 6000 Coins | $4.99 | one-time |
| 15000 Coins | $9.99 | one-time |
| 24000 Coins | $14.99 | one-time |
| 36000 Coins | $19.99 | one-time |

**What reviewers like**

- ⭐ Enjoyable and relaxing game
- 👍 Simple and easy to understand rules
- 🔍 Challenging to find the hidden differences
- 💡 Helpful hints and markers when differences are found

**What reviewers complain about**

- 🚨 Too many ads, interrupting the gameplay experience
- ⏱️ Timed levels can be frustrating for some users
- 🎨 Repetitive or uninteresting graphics/images in later levels

**Reported bugs**

- Difficulty accurately clicking on differences
- Inconsistent behavior when zooming in/out

**Requested features**

- Option to play without time limits
- Increased difficulty as levels progress
- More varied and interesting image sets


### Shiftrix

[App page](https://appshunter.io/ios/app/shiftrix-block-sort-puzzle/id6759165317)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spot The Hidden Differences free?

Spot The Hidden Differences is free to download, with in-app purchases available.

### Is Shiftrix free?

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

### Do Spot The Hidden Differences or Shiftrix have ads?

Spot The Hidden Differences shows ads; Shiftrix does not.

### Which is updated more often, Spot The Hidden Differences or Shiftrix?

Spot The Hidden Differences ships an update every 3 weeks, and Shiftrix monthly. Most recently, Spot The Hidden Differences was updated on October 2, 2026 and Shiftrix on September 18, 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.*