# String Theory Game vs NumCross Puzzle

The clearest difference is iOS requirement: String Theory Game at 10.0 against NumCross Puzzle's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

String Theory Game ships an update every 2 days, NumCross Puzzle every 3 days. The most recent releases landed on September 7, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | String Theory Game | NumCross Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/string-theory-game/id6479223958/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 days |
| Monetization | Free | — |
| Size | 43 MB | 43 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Viesta](https://appshunter.io/developer/1735241726) | [JENS WOLF WEIGEL](https://appshunter.io/developer/1792215029) |

## What reviewers say

### String Theory Game

[App page](https://appshunter.io/ios/app/string-theory-game/id6479223958)

A vibrant puzzle game where you recreate patterns by drawing loops between pegs. Strategically place and overlap loops to match the target design with minimal moves. Offers handcrafted puzzles, daily challenges, and endless free play.

**Highlights:** Pattern matching puzzles, Loop drawing mechanics, Color-based loop filling, 60+ handcrafted puzzles, Daily challenges, Free play modes

**Features:** macOS Compatibility

**In-app purchases:** none


### NumCross Puzzle

[App page](https://appshunter.io/ios/app/numcross-puzzle/id6755554905)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is String Theory Game free?

String Theory Game is free to download, with no in-app purchases.

### Is NumCross Puzzle free?

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

### Do String Theory Game or NumCross Puzzle have ads?

Neither String Theory Game nor NumCross Puzzle shows ads.

### Which is updated more often, String Theory Game or NumCross Puzzle?

String Theory Game ships an update every 2 days, and NumCross Puzzle every 3 days. Most recently, String Theory Game was updated on September 7, 2026 and NumCross Puzzle on May 17, 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.*