# Kakuro u vs Link!

The clearest difference is in-app purchases: Link! at none against Kakuro u's 2. Link! also leads on review sentiment (67% vs 44%). Kakuro u's advantage is update cadence (every 3 weeks vs every 5 months) and ratings volume (302 vs 24). On price, rating, ads and device support there is nothing between them.

Both are free to download. Kakuro u sells 2 in-app purchases, starting at $1.99 per month. Link! asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for Kakuro u against 4.6 for Link!. That said, the two scores are not equally well evidenced: Kakuro u has 302 ratings behind it against 24, so its average is the more settled of the two. Written reviews are what separate them: 44% of Kakuro u's written reviews are positive against 67% of Link!'s.

Kakuro u ships an update every 3 weeks, Link! every 5 months. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Kakuro u | Link! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (302 ratings)](https://appshunter.io/ios/app/kakuro-u/id306200861/reviews) | **[4.6 (24 ratings)](https://appshunter.io/ios/app/link-connect-numbers/id1057423719/reviews)** |
| Number of ratings | **302** | 24 |
| Positive reviews | 43.9% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 168 MB | 12 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Mastersoft](https://appshunter.io/developer/994180799) | [Shogo Yoshida](https://appshunter.io/developer/547173926) |

## What reviewers say

### Kakuro u

[App page](https://appshunter.io/ios/app/kakuro-u/id306200861)

Engage in a classic math logic puzzle game that offers a challenging and addictive experience. Explore a vast number of puzzles with unique features designed for daily brain training or relaxation. Progress through difficulty levels and master complex number combinations.

**Highlights:** Unlimited Kakuro puzzles, Puzzle generator, Bookmark and 'Ball of String' function, Combo calculator, Color-coded entries, Multiple hint types, Six difficulty levels and board sizes

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Subscription | $1.99 | per month |
| Purchase Kakuro Outright | $2.99 | one-time |

**What reviewers like**

- 🚀 Glitchy but great
- 👍 Love this game, keeps you thinking
- 🚀 Good standards on games
- 👍 Awesome game for any Kakuro fan
- 👍 Addicting

**What reviewers complain about**

- 🐛 Ruined by updates
- 🐛 No hard levels
- 🐛 Ruined by updates
- 🐛 Can't even input numbers
- 🐛 Broken

**Reported bugs**

- Glitchy, crashes often
- Doesn't work on iOS 8
- Doesn't work anymore after updates
- Buttons don't respond
- Loses progress when app is interrupted

**Requested features**

- Easier way to mark the board and rewind to an earlier mark
- Dark mode option
- More hints for beginners


### Link!

[App page](https://appshunter.io/ios/app/link-connect-numbers/id1057423719)

This addictive puzzle game challenges you to connect identical numbers with lines, filling all cells without crossing lines. It offers over 1,800 puzzles across six difficulty levels for easy brain training on the go.

**Highlights:** Connect identical numbers, Fill all cells, Over 1,800 puzzles, 6 difficulty levels, Undo and delete functions, Smooth touch drawing

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

**In-app purchases:** none


## Frequently asked questions

### Is Kakuro u free?

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

### Is Link! free?

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

### Which has better reviews, Kakuro u or Link!?

Link! is rated higher. Kakuro u averages 4.5 out of 5 from 302 ratings, while Link! averages 4.6 from 24 ratings.

### Do Kakuro u or Link! have ads?

Both Kakuro u and Link! show ads.

### Which is updated more often, Kakuro u or Link!?

Kakuro u ships an update every 3 weeks, and Link! every 5 months. Most recently, Kakuro u was updated on October 26, 2026 and Link! on October 29, 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.*