# Gridlock vs Dyslock

The clearest difference is in-app purchases: Gridlock at none against Dyslock's 3. Gridlock also leads on ads (none vs shown) and rating (5.0 vs 4.8). Dyslock's advantage is ratings volume (70 vs 3). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Dyslock sells 3 one-off in-app purchases. Gridlock asks for nothing beyond the download.

Gridlock holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Dyslock has 70 ratings behind it against 3, so its average is the more settled of the two.

Gridlock ships an update fortnightly, Dyslock every 5 weeks. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Gridlock | Dyslock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/gridlock-crack-the-code/id1521715985/reviews)** | [4.8 (70 ratings)](https://appshunter.io/ios/app/dyslock-crack-the-code/id1636561650/reviews) |
| Number of ratings | 3 | **70** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 141 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bart Kneepkens](https://appshunter.io/developer/1521716288) | [Dysphasion](https://appshunter.io/developer/1567207440) |

## What reviewers say

### Gridlock

[App page](https://appshunter.io/ios/app/gridlock-crack-the-code/id1521715985)

A simple puzzle game designed to enhance your mathematical abilities. Solve equations to eliminate numbers and crack the code. Regular play can significantly boost your math skills.

**Highlights:** Math skill improvement, Equation-based puzzles, Code cracking mechanics, Daily challenges, Number elimination

**Features:** macOS Compatibility

**In-app purchases:** none


### Dyslock

[App page](https://appshunter.io/ios/app/dyslock-crack-the-code/id1636561650)

This logic puzzle game challenges you to crack unique codes using clues about your guesses. With over 2000 puzzles, multiple difficulty levels, and an intuitive note-taking system, it offers endless brain-training fun. Play daily challenges and compete on leaderboards.

**Highlights:** Over 2000 puzzles, 6 difficulty levels, Intuitive note-taking system, Play with digits, letters, colors, and more, Daily challenge with leaderboard, Intelligent hints

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |
| unlock all levels | $2.99 | one-time |
| Full game | $3.99 | one-time |


## Frequently asked questions

### Is Gridlock free?

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

### Is Dyslock free?

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

### Which has better reviews, Gridlock or Dyslock?

Gridlock is rated higher. Gridlock averages 5.0 out of 5 from 3 ratings, while Dyslock averages 4.8 from 70 ratings.

### Do Gridlock or Dyslock have ads?

Dyslock shows ads; Gridlock does not.

### Which is updated more often, Gridlock or Dyslock?

Gridlock ships an update fortnightly, and Dyslock every 5 weeks. Most recently, Gridlock was updated on October 5, 2026 and Dyslock on October 7, 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.*