# iPuzzleSolver Lite vs Open Sudoku

The clearest difference is in-app purchases: iPuzzleSolver Lite at none against Open Sudoku's 4. iPuzzleSolver Lite also leads on iOS requirement (12.0 vs 17.0). Open Sudoku's advantage is update cadence (every 4 weeks vs every 4 months). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Open Sudoku sells 4 one-off in-app purchases. iPuzzleSolver Lite asks for nothing beyond the download.

iPuzzleSolver Lite ships an update every 4 months, Open Sudoku every 4 weeks. The most recent releases landed on November 2, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | iPuzzleSolver Lite | Open Sudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (7 ratings)](https://appshunter.io/ios/app/open-sudoku-no-ads-and-offline/id6800933968/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 50 MB | 15 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jean-Baptiste Bolcato](https://appshunter.io/developer/492088331) | [Petr Persianov](https://appshunter.io/developer/1883368529) |

## What reviewers say

### iPuzzleSolver Lite

[App page](https://appshunter.io/ios/app/ipuzzlesolver-lite/id1449376460)

This app offers a compilation of classic puzzle games including Sudoku, MasterMind, and Solitaire. Enjoy a variety of brain-teasing challenges with this collection of popular titles.

**Highlights:** Sudoku, MasterMind, PictureCross, Solitaire, MineSweeper, Shangai, Tectonic

**Features:** macOS Compatibility

**In-app purchases:** none


### Open Sudoku

[App page](https://appshunter.io/ios/app/open-sudoku-no-ads-and-offline/id6800933968)

Enjoy classic Sudoku puzzles with no ads, subscriptions, or paywalls. This app offers a private, offline logic game with six difficulty levels and features for learning advanced techniques. Play solo or challenge friends with online races and time-based comparisons.

**Highlights:** No ads, subscriptions, or paywalls, Fully offline gameplay, Six difficulty levels, Progressive hints and logic learning guide, Online multiplayer Sudoku races, Customizable input and note-taking, Cross-device progress backup

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |
| Generous Tip | $24.99 | one-time |


## Frequently asked questions

### Is iPuzzleSolver Lite free?

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

### Is Open Sudoku free?

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

### Do iPuzzleSolver Lite or Open Sudoku have ads?

Neither iPuzzleSolver Lite nor Open Sudoku shows ads.

### Which is updated more often, iPuzzleSolver Lite or Open Sudoku?

iPuzzleSolver Lite ships an update every 4 months, and Open Sudoku every 4 weeks. Most recently, iPuzzleSolver Lite was updated on November 2, 2026 and Open Sudoku on November 10, 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.*