# Simon Tatham's Logic Puzzles vs ThinkerLoop

The clearest difference is in-app purchases: ThinkerLoop at none against Simon Tatham's Logic Puzzles's 3. Simon Tatham's Logic Puzzles's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Simon Tatham's Logic Puzzles sells 3 in-app purchases, starting at $1.99 per month. ThinkerLoop asks for nothing beyond the download.

Simon Tatham's Logic Puzzles ships an update every 6 days, ThinkerLoop every 3 days. The most recent releases landed on September 24, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Simon Tatham's Logic Puzzles | ThinkerLoop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (20 ratings)](https://appshunter.io/ios/app/simon-tathams-logic-puzzles/id6756353841/reviews)** | — |
| Number of ratings | **20** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 28 MB | 29 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [BE A MAN PTY LTD](https://appshunter.io/developer/910439396) | [Sibin O](https://appshunter.io/developer/6789446880) |

## What reviewers say

### Simon Tatham's Logic Puzzles

[App page](https://appshunter.io/ios/app/simon-tathams-logic-puzzles/id6756353841)

This app offers a vast collection of classic logic puzzles with a modern, clean interface. Enjoy daily challenges, detailed statistics, and progress tracking across various puzzle types. It provides tutorials and rule summaries for each game, ensuring a smooth learning experience.

**Highlights:** Dozens of handcrafted puzzle types, Daily challenges, Tutorials and rule summaries, Replays, statistics, and progress tracking, iCloud sync, No advertising

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $9.99 | per year |
| Simon Pro Lifetime | $19.99 | one-time |


### ThinkerLoop

[App page](https://appshunter.io/ios/app/thinkerloop/id6789446878)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simon Tatham's Logic Puzzles free?

Simon Tatham's Logic Puzzles is free to download, with in-app purchases available.

### Is ThinkerLoop free?

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

### Do Simon Tatham's Logic Puzzles or ThinkerLoop have ads?

ThinkerLoop shows ads; Simon Tatham's Logic Puzzles does not.

### Which is updated more often, Simon Tatham's Logic Puzzles or ThinkerLoop?

Simon Tatham's Logic Puzzles ships an update every 6 days, and ThinkerLoop every 3 days. Most recently, Simon Tatham's Logic Puzzles was updated on September 24, 2026 and ThinkerLoop on September 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.*