# Sudojo vs Lattice Sudoku

The clearest difference is device support: Sudojo at 4 against Lattice Sudoku's 2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Sudojo sells 6 in-app purchases, starting at $4.99 per month and Lattice Sudoku sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Sudojo ships an update every 9 days, Lattice Sudoku every 2 weeks. The most recent releases landed on October 9, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Sudojo | Lattice Sudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sudojo/id6739454562/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Monetization | Freemium | — |
| Size | 74 MB | 68 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sudobility Inc](https://appshunter.io/developer/1785414867) | [Asbjørn Nordgaard](https://appshunter.io/developer/1896328791) |

## What reviewers say

### Sudojo

[App page](https://appshunter.io/ios/app/sudojo/id6739454562)

This app teaches you how to solve Sudoku puzzles by mastering over 60 techniques and progressing through a structured belt system. It offers daily challenges, a smart hint system, and multiple difficulty levels to guide you from beginner to expert.

**Highlights:** Master 60+ Sudoku solving techniques, Structured belt progression system, Daily challenges tailored to skill level, Smart hint system with step-by-step logic, Multiple difficulty levels from beginner to expert, Custom puzzle entry and scanning, Sync progress across devices

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Blue Belt Monthly Subscription | $4.99 | per month |
| Blue Belt Quarterly Membership | $9.99 | per 3 months |
| Red Belt Monthly Membership | $9.99 | per month |
| Red Belt Quarter Membership | $19.99 | per 3 months |
| Blue Belt Yearly Membership | $29.99 | per year |
| Red Belt Yearly Membership | $59.99 | per year |


### Lattice Sudoku

[App page](https://appshunter.io/ios/app/lattice-sudoku/id6766824062)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium+ Monthly | $2.99 | per month |
| Premium+ Yearly | $19.99 | per year |
| Premium Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is Sudojo free?

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

### Is Lattice Sudoku free?

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

### Do Sudojo or Lattice Sudoku have ads?

Neither Sudojo nor Lattice Sudoku shows ads.

### Which is updated more often, Sudojo or Lattice Sudoku?

Sudojo ships an update every 9 days, and Lattice Sudoku every 2 weeks. Most recently, Sudojo was updated on October 9, 2026 and Lattice Sudoku on September 25, 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.*