# Cogs vs 84 Edges

The clearest difference is review sentiment: 84 Edges at 100% against Cogs's 55%. 84 Edges also leads on price (Free vs $4.99) and in-app purchases (none vs 4). Cogs's advantage is iOS requirement (13.0 vs 15.1). On ratings volume, update cadence, ads and device support there is nothing between them.

84 Edges is free to download; Cogs costs $4.99 up front. Cogs sells 4 one-off in-app purchases. 84 Edges asks for nothing beyond the download.

84 Edges holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 33 and 17 respectively. Written reviews point the same way: 55% of Cogs's written reviews are positive against 100% of 84 Edges's.

Cogs ships an update every 2 months, 84 Edges every 5 weeks. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Cogs | 84 Edges |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.6 (33 ratings)](https://appshunter.io/ios/app/cogs/id351841075/reviews) | **[5.0 (17 ratings)](https://appshunter.io/ios/app/84-edges/id6741699107/reviews)** |
| Number of ratings | **33** | 17 |
| Positive reviews | 54.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Paid | **Free** |
| Size | 93 MB | 67 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Lazy 8 Studios](https://appshunter.io/developer/343960331) | [84 LLC](https://appshunter.io/developer/1795148911) |

## What reviewers say

### Cogs

[App page](https://appshunter.io/ios/app/cogs/id351841075)

A remastered 3D puzzle game where you construct intricate machines using sliding tiles. Explore various game modes, from building step-by-step to timed challenges and move-limited puzzles.

**Highlights:** Build complex machines with sliding tiles, 3D puzzle gameplay, Inventor Mode for learning, Time Challenge Mode, Move Challenge Mode, Remastered for modern devices

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cogs Puzzle Pack 2 | $0.99 | one-time |
| Cogs Puzzle Pack 3 | $0.99 | one-time |
| Cogs Puzzle Pack 4 | $0.99 | one-time |
| Cogs Puzzle Pack 5 | $0.99 | one-time |

**What reviewers like**

- 🚀 Addictive gameplay
- 👍 Beautiful graphics
- 🤔 Challenging puzzles
- 🎨 Lovely steampunk theme

**What reviewers complain about**

- 💰 Expensive in-app purchases
- 🔓 Lack of restore purchase option
- 🤏 Not enough free levels
- 🤯 Difficulty spike in paid levels

**Reported bugs**

- Game crashes on some devices
- Levels don't load properly

**Requested features**

- Add a reset option
- Provide more free levels
- Improve restore purchase functionality


### 84 Edges

[App page](https://appshunter.io/ios/app/84-edges/id6741699107)

A challenging sliding tile puzzle where players must align all 84 edges on a cube. It offers over 200 handcrafted levels, from easy introductions to extremely difficult permutations, with customizable themes and a global leaderboard.

**Highlights:** Over 200 handcrafted levels, Align all 84 edges, Intuitive slide-tile controls, Diamond badge for optimal solutions, Worldwide leaderboard, Endless color themes, Friendly tutorial

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

**In-app purchases:** none


## Frequently asked questions

### Is Cogs free?

Cogs costs $4.99, and also offers in-app purchases.

### Is 84 Edges free?

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

### Which has better reviews, Cogs or 84 Edges?

84 Edges is rated higher. Cogs averages 4.6 out of 5 from 33 ratings, while 84 Edges averages 5.0 from 17 ratings.

### Do Cogs or 84 Edges have ads?

Neither Cogs nor 84 Edges shows ads.

### Which is updated more often, Cogs or 84 Edges?

Cogs ships an update every 2 months, and 84 Edges every 5 weeks. Most recently, Cogs was updated on September 22, 2026 and 84 Edges on September 23, 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.*