# String Theory Game vs Japsum

String Theory Game and Japsum are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | String Theory Game | Japsum |
| --- | --- | --- |
| 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 | — |
| Monetization | Free | — |
| Size | 43 MB | 121 MB |
| Requires iOS | 10.0 | **9.0** |
| 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


### Japsum

[App page](https://appshunter.io/ios/app/japsum/id6740917658)

**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 Japsum free?

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

### Do String Theory Game or Japsum have ads?

Neither String Theory Game nor Japsum shows ads.

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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.*