# BlockFits vs Sudoku Lab

The clearest difference is in-app purchases: BlockFits at none against Sudoku Lab's 4. BlockFits also leads on iOS requirement (14.0 vs 18.2). Sudoku Lab's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 4 months). On price, rating, ratings volume and device support there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for BlockFits against 5.0 for Sudoku Lab. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

BlockFits ships an update every 4 months, Sudoku Lab every 2 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BlockFits | Sudoku Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/blockfits/id1620951803/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/sudoku-lab-feingames/id6741718648/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 14 MB | 7 MB |
| Requires iOS | **14.0** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Junichi Mori](https://appshunter.io/developer/1014937787) | [Vlad Feinstein](https://appshunter.io/developer/1756392392) |

## What reviewers say

### BlockFits

[App page](https://appshunter.io/ios/app/blockfits/id1620951803)

A simple puzzle game where players must fit blocks into designated spaces. It's designed as a brain teaser for all ages to enjoy and challenge themselves.

**Highlights:** Block fitting puzzles, Brain teaser gameplay, Simple interface, Suitable for all ages, Challenging levels

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

**In-app purchases:** none


### Sudoku Lab

[App page](https://appshunter.io/ios/app/sudoku-lab-feingames/id6741718648)

Engage with over 50,000 unique Sudoku puzzles and a practice mode featuring 24 distinct strategies. Utilize a 'Forward' command to automate simple moves and a three-stage hint system to guide your strategic thinking. Enjoy offline play with no internet connection required and a commitment to user privacy.

**Highlights:** 50,000+ unique Sudoku puzzles, Practice Mode with 24 strategies, Automated 'Forward' command, Three-stage hint system, Offline play, no internet needed, Private, no data collection

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Strategies | $0.99 | one-time |
| Advanced Strategies | $1.99 | one-time |
| Master Strategies | $2.99 | one-time |
| All Strategies | $4.99 | one-time |


## Frequently asked questions

### Is BlockFits free?

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

### Is Sudoku Lab free?

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

### Which has better reviews, BlockFits or Sudoku Lab?

BlockFits and Sudoku Lab are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do BlockFits or Sudoku Lab have ads?

BlockFits shows ads; Sudoku Lab does not.

### Which is updated more often, BlockFits or Sudoku Lab?

BlockFits ships an update every 4 months, and Sudoku Lab every 2 weeks. Most recently, BlockFits was updated on October 22, 2026 and Sudoku Lab on October 24, 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.*