# String Theory Game vs FnD Solutions

The clearest difference is iOS requirement: String Theory Game at 10.0 against FnD Solutions's 14.0. 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.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 9, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | String Theory Game | FnD Solutions |
| --- | --- | --- |
| 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 2 days |
| Monetization | Free | — |
| Size | 43 MB | 73 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Viesta](https://appshunter.io/developer/1735241726) | [SAMUEL RIESTERER](https://appshunter.io/developer/1872784993) |

## 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


### FnD Solutions

[App page](https://appshunter.io/ios/app/fnd-solutions/id6758406548)

**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 FnD Solutions free?

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

### Do String Theory Game or FnD Solutions have ads?

Neither String Theory Game nor FnD Solutions shows ads.

### Which is updated more often, String Theory Game or FnD Solutions?

String Theory Game ships an update every 2 days, and FnD Solutions every 2 days. Most recently, String Theory Game was updated on October 9, 2026 and FnD Solutions on October 8, 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.*