# Mind Reader vs Number Sum Puzzle

The clearest difference is rating: Mind Reader at 5.0 against Number Sum Puzzle's 3.8. Mind Reader also leads on in-app purchases (none vs 5) and iOS requirement (13.0 vs 15.1). Number Sum Puzzle's advantage is update cadence (every 5 days vs every 10 days) and ratings volume (6 vs 1). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Number Sum Puzzle sells 5 one-off in-app purchases. Mind Reader asks for nothing beyond the download.

Mind Reader holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Number Sum Puzzle has 6 ratings behind it against 1, so its average is the more settled of the two.

Mind Reader ships an update every 10 days, Number Sum Puzzle every 5 days. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mind Reader | Number Sum Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mind-reader/id1595312229/reviews)** | [3.8 (6 ratings)](https://appshunter.io/ios/app/number-sum-puzzle-math-game/id6759648322/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | Ad-supported | Ad-supported |
| Size | 25 MB | 62 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [HDyadu, Inc.](https://appshunter.io/developer/1502782187) | [LIHUHU PUBLISHING PTE. LTD.](https://appshunter.io/developer/1732214108) |

## What reviewers say

### Mind Reader

[App page](https://appshunter.io/ios/app/mind-reader/id1595312229)

This magical game guesses your chosen number by asking a series of Yes/No questions. It offers several mind-bending tricks, including card disappearance and word prediction, all within a futuristic neon interface.

**Highlights:** Number guessing with Yes/No questions, Card disappearance trick, Binary prediction, Magic square number reveal, Word prediction trick, Futuristic neon UI, Challenge friends

**In-app purchases:** none


### Number Sum Puzzle

[App page](https://appshunter.io/ios/app/number-sum-puzzle-math-game/id6759648322)

This logic puzzle game challenges your brain with number sums. Arrange numbers in a grid so rows and columns match target sums. Enjoy handcrafted puzzles with no timers or pressure, perfect for a calm, focused mental workout.

**Highlights:** Number sum grid puzzles, Handcrafted unique solutions, No timers or pressure, Offline play, Daily brain workout, Dark mode support

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Hints | $1.99 | one-time |
| Value Hints | $5.99 | one-time |
| Mega Hints | $9.99 | one-time |
| VIP - No Ads | $19.99 | one-time |
| VIP - No Ads | $49.99 | one-time |


## Frequently asked questions

### Is Mind Reader free?

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

### Is Number Sum Puzzle free?

Number Sum Puzzle is free to download, with in-app purchases available.

### Which has better reviews, Mind Reader or Number Sum Puzzle?

Mind Reader is rated higher. Mind Reader averages 5.0 out of 5 from 1 ratings, while Number Sum Puzzle averages 3.8 from 6 ratings.

### Do Mind Reader or Number Sum Puzzle have ads?

Both Mind Reader and Number Sum Puzzle show ads.

### Which is updated more often, Mind Reader or Number Sum Puzzle?

Mind Reader ships an update every 10 days, and Number Sum Puzzle every 5 days. Most recently, Mind Reader was updated on October 16, 2026 and Number Sum Puzzle on October 6, 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.*