# String Theory Game vs Chainpop

The clearest difference is in-app purchases: String Theory Game at none against Chainpop's 9. String Theory Game also leads on ads (none vs shown) and iOS requirement (10.0 vs 18.6). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Chainpop sells 9 one-off in-app purchases. String Theory Game asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for String Theory Game against 5.0 for Chainpop. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

String Theory Game ships an update every 2 days, Chainpop every 4 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | String Theory Game | Chainpop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/string-theory-game/id6479223958/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/chainpop/id6760589306/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 43 MB | 9 MB |
| Requires iOS | **10.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Viesta](https://appshunter.io/developer/1735241726) | [Littleleaf Labs](https://appshunter.io/developer/1133771169) |

## 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


### Chainpop

[App page](https://appshunter.io/ios/app/chainpop/id6760589306)

A relaxing puzzle game where you trigger chain reactions to clear bubbles with limited taps. Enjoy endless retries and helpful daily bonuses without pressure.

**Highlights:** Chain reaction gameplay, Limited taps per level, Unlimited retries, Daily bonus tools (skip, hint, extra tap), Calm and stress-free experience, Offline play

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter pack | $0.99 | one-time |
| 3 Skips | $0.99 | one-time |
| 3 Extra Taps | $0.99 | one-time |
| 3 Hints | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |
| 10 Skips | $1.99 | one-time |
| 10 Extra Taps | $1.99 | one-time |
| 10 Hints | $1.99 | one-time |
| Unlock all levels | $9.99 | one-time |


## Frequently asked questions

### Is String Theory Game free?

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

### Is Chainpop free?

Chainpop is free to download, with in-app purchases available.

### Which has better reviews, String Theory Game or Chainpop?

String Theory Game and Chainpop are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

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

Chainpop shows ads; String Theory Game does not.

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

String Theory Game ships an update every 2 days, and Chainpop every 4 days. Most recently, String Theory Game was updated on November 4, 2026 and Chainpop on October 31, 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.*