# Happy Spot The Difference vs DotSurp

The clearest difference is in-app purchases: Happy Spot The Difference at none against DotSurp's 1. Happy Spot The Difference also leads on update cadence (every 4 months vs every 13 months) and iOS requirement (15.0 vs 18.5). DotSurp's advantage is ads (none vs shown). On price, review sentiment and device support there is nothing between them.

Both are free to download. DotSurp sells 1 one-off in-app purchase. Happy Spot The Difference asks for nothing beyond the download.

Happy Spot The Difference ships an update every 4 months, DotSurp every 13 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Happy Spot The Difference | DotSurp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (113 ratings)](https://appshunter.io/ios/app/happy-spot-the-difference/id1619385287/reviews)** | — |
| Number of ratings | **113** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 13 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 97 MB | 39 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Romanov](https://appshunter.io/developer/1596744891) | [Ralf Preuss](https://appshunter.io/developer/1817966728) |

## What reviewers say

### Happy Spot The Difference

[App page](https://appshunter.io/ios/app/happy-spot-the-difference/id1619385287)

A classical puzzle game where players find differences between two similar images. It's designed to train your brain, concentration, and visual memory with challenging tasks and beautiful high-quality pictures. Enjoy new levels as you discover all the discrepancies.

**Highlights:** Find 3-5 differences per level, Beautiful high-quality pictures, No time limits, Offline play supported, Hints available, Constantly adding new puzzles

**Features:** macOS Compatibility

**In-app purchases:** none


### DotSurp

[App page](https://appshunter.io/ios/app/dotsurp/id6752537903)

An engaging game where each tap reveals unpredictable surprises and hidden mini-games. It offers a text-free, globally understandable experience with relaxing sounds and fantastic animations, perfect for short breaks or extended relaxation.

**Highlights:** Unpredictable surprises with every tap, 10 hidden mini-games, Fantastic animations, Globally understandable (no text), Relaxing sounds, 100% offline play, No account or registration required

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DotSurp-Pro | $1.99 | one-time |


## Frequently asked questions

### Is Happy Spot The Difference free?

Happy Spot The Difference is free to download, with no in-app purchases.

### Is DotSurp free?

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

### Do Happy Spot The Difference or DotSurp have ads?

Happy Spot The Difference shows ads; DotSurp does not.

### Which is updated more often, Happy Spot The Difference or DotSurp?

Happy Spot The Difference ships an update every 4 months, and DotSurp every 13 months. Most recently, Happy Spot The Difference was updated on October 24, 2026 and DotSurp on October 24, 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.*