# Lost Dots Sliding Brain Puzzle vs SmartMath

The clearest difference is in-app purchases: SmartMath at none against Lost Dots Sliding Brain Puzzle's 9. SmartMath also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Lost Dots Sliding Brain Puzzle sells 9 one-off in-app purchases. SmartMath asks for nothing beyond the download.

Lost Dots Sliding Brain Puzzle ships an update every 2 months, SmartMath every 2 weeks. The most recent releases landed on October 13, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Lost Dots Sliding Brain Puzzle | SmartMath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/lost-dots-sliding-brain-puzzle/id1088998596/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 33 MB | 103 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Aleksandar Milosavljevic](https://appshunter.io/developer/876112061) | [Victor Graciano](https://appshunter.io/developer/1625749662) |

## What reviewers say

### Lost Dots Sliding Brain Puzzle

[App page](https://appshunter.io/ios/app/lost-dots-sliding-brain-puzzle/id1088998596)

This engaging puzzle game challenges you to strategically slide colored dots into matching circles. With a minimalist design and simple rules, it offers hundreds of levels to boost concentration and logic skills for players of all ages.

**Highlights:** Brain training puzzles, Minimalist design, Easy to learn rules, Addictive gameplay, 200 logic puzzles, Improve concentration

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hint | $0.99 | one-time |
| Unlock Level Pack 2 | $0.99 | one-time |
| Unlock Level Pack 3 | $0.99 | one-time |
| Unlock Level Pack 5 | $0.99 | one-time |
| Unlock Level Pack 4 | $0.99 | one-time |
| Unlock Level Pack 6 | $0.99 | one-time |
| Unlock Level Pack 7 | $0.99 | one-time |
| Unlock Level Pack 8 | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |


### SmartMath

[App page](https://appshunter.io/ios/app/smartmath/id6443455185)

A simple math game where players create and solve equations to earn points and advance through levels. It's designed for young learners to practice arithmetic skills in an engaging way.

**Highlights:** Create equations, Solve equations, Earn points, Advance levels, Arithmetic practice

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

**In-app purchases:** none


## Frequently asked questions

### Is Lost Dots Sliding Brain Puzzle free?

Lost Dots Sliding Brain Puzzle is free to download, with in-app purchases available.

### Is SmartMath free?

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

### Do Lost Dots Sliding Brain Puzzle or SmartMath have ads?

Lost Dots Sliding Brain Puzzle shows ads; SmartMath does not.

### Which is updated more often, Lost Dots Sliding Brain Puzzle or SmartMath?

Lost Dots Sliding Brain Puzzle ships an update every 2 months, and SmartMath every 2 weeks. Most recently, Lost Dots Sliding Brain Puzzle was updated on October 13, 2026 and SmartMath on September 27, 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.*