# Numbers Sigma Puzzle vs Put'EmIn

The clearest difference is in-app purchases: Numbers Sigma Puzzle at none against Put'EmIn's 1. Numbers Sigma Puzzle also leads on iOS requirement (8.1 vs 13.0). Put'EmIn's advantage is update cadence (every 10 months vs every 26 months). On price, ads and device support there is nothing between them.

Both are free to download. Put'EmIn sells 1 one-off in-app purchase. Numbers Sigma Puzzle asks for nothing beyond the download.

Numbers Sigma Puzzle ships an update every 26 months, Put'EmIn every 10 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Numbers Sigma Puzzle | Put'EmIn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/numbers-sigma-puzzle/id1292171380/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 26 months | **Every 10 months** |
| Monetization | Ad-supported | — |
| Size | 67 MB | 202 MB |
| Requires iOS | **8.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ruslan Goncharenko](https://appshunter.io/developer/934710362) | [Sandor Tasnadi](https://appshunter.io/developer/1102198629) |

## What reviewers say

### Numbers Sigma Puzzle

[App page](https://appshunter.io/ios/app/numbers-sigma-puzzle/id1292171380)

A minimalistic math puzzle game where players must find the correct number combinations to solve grid-based challenges. Remove redundant numbers so that the sum of remaining numbers in each row and column matches the targets. Offers 5000 levels across various grid sizes.

**Highlights:** Minimalistic math puzzle gameplay, Find number combinations, Remove redundant numbers, Row and column sum matching, Lock numbers for easier solving, 5000 levels across 5 grid sizes

**Features:** macOS Compatibility

**In-app purchases:** none


### Put'EmIn

[App page](https://appshunter.io/ios/app/putemin/id1484873029)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all levels | $2.99 | one-time |


## Frequently asked questions

### Is Numbers Sigma Puzzle free?

Numbers Sigma Puzzle is free to download, with no in-app purchases.

### Is Put'EmIn free?

Put'EmIn is free to download, with in-app purchases available.

### Do Numbers Sigma Puzzle or Put'EmIn have ads?

Both Numbers Sigma Puzzle and Put'EmIn show ads.

### Which is updated more often, Numbers Sigma Puzzle or Put'EmIn?

Numbers Sigma Puzzle ships an update every 26 months, and Put'EmIn every 10 months. Most recently, Numbers Sigma Puzzle was updated on October 24, 2026 and Put'EmIn on October 26, 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.*