# The Futoshiki vs Codex!

The clearest difference is ads: Codex! at none against The Futoshiki's shown. Codex! also leads on update cadence (every 4 days vs every 2 months) and review sentiment (100% vs 73%). The Futoshiki's advantage is ratings volume (792 vs 10) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Codex! holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: The Futoshiki has 792 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 73% of The Futoshiki's written reviews are positive against 100% of Codex!'s.

The Futoshiki ships an update every 2 months, Codex! every 4 days. The most recent releases landed on October 20, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | The Futoshiki | Codex! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (792 ratings)](https://appshunter.io/ios/app/the-futoshiki/id1398126397/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/codex/id6738445369/reviews)** |
| Number of ratings | **792** | 10 |
| Positive reviews | 73.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Ad-supported | **Free** |
| Size | 10 MB | 11 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Aliaksandr Uvarau](https://appshunter.io/developer/960171474) | [Steven Phun](https://appshunter.io/developer/1585512108) |

## What reviewers say

### The Futoshiki

[App page](https://appshunter.io/ios/app/the-futoshiki/id1398126397)

Engage your logic with a Japanese number puzzle game. Fill grids with numbers, respecting row, column, and inequality constraints. Offers multiple difficulty levels and thousands of unique challenges.

**Highlights:** Logic puzzle gameplay, Number placement, Inequality constraints, Multiple difficulty levels, Thousands of unique levels, Grid-based challenges

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Download now
- 👍 Great brain exercise
- 👍 Lots of puzzles
- 👍 Simple and effective
- 👍 Well-designed

**What reviewers complain about**

- 🐛 Puzzles can't be solved by logic alone
- 🐛 Slow response time
- 🐛 Progress not saved
- 🐛 Glitches and bugs
- 🐛 Resets progress after updates

**Reported bugs**

- Puzzles reported as unsolvable
- Clipboard access without user consent
- Inconsistent timer/timing issues

**Requested features**

- Add pencil mode to mark potential numbers
- Implement error checking and hint features
- Ability to grade/sort puzzles by difficulty
- Add timer and ability to view completion time
- Improve level selection and navigation


### Codex!

[App page](https://appshunter.io/ios/app/codex/id6738445369)

Engage your mind with a daily word puzzle that tests your vocabulary and logic. This game offers a classic brain teaser experience for enthusiasts of word games and crosswords.

**Highlights:** Daily brain teaser, Word puzzle challenges, Vocabulary testing, Logic challenges, Classic word game experience

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

**In-app purchases:** none


## Frequently asked questions

### Is The Futoshiki free?

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

### Is Codex! free?

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

### Which has better reviews, The Futoshiki or Codex!?

Codex! is rated higher. The Futoshiki averages 4.7 out of 5 from 792 ratings, while Codex! averages 5.0 from 10 ratings.

### Do The Futoshiki or Codex! have ads?

The Futoshiki shows ads; Codex! does not.

### Which is updated more often, The Futoshiki or Codex!?

The Futoshiki ships an update every 2 months, and Codex! every 4 days. Most recently, The Futoshiki was updated on October 20, 2026 and Codex! on October 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.*