# Boo! vs ≈ Equilibrium

The clearest difference is ads: ≈ Equilibrium at none against Boo!'s shown. ≈ Equilibrium also leads on update cadence (every 2 weeks vs every 5 months) and iOS requirement (8.0 vs 12.0). Boo!'s advantage is review sentiment (96% vs 68%). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Boo! sells 1 one-off in-app purchase and ≈ Equilibrium sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Boo! against 4.7 for ≈ Equilibrium. Both are backed by a comparable volume of ratings — 201 and 180 respectively. Written reviews are what separate them: 96% of Boo!'s written reviews are positive against 68% of ≈ Equilibrium's.

Boo! ships an update every 5 months, ≈ Equilibrium every 2 weeks. The most recent releases landed on October 29, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Boo! | ≈ Equilibrium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (201 ratings)](https://appshunter.io/ios/app/boo/id1299443361/reviews)** | [4.7 (180 ratings)](https://appshunter.io/ios/app/equilibrium/id1436186703/reviews) |
| Number of ratings | **201** | 180 |
| Positive reviews | **96.1% of reviews** | 67.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 20 MB | 176 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Bart BONTE](https://appshunter.io/developer/568141787) | [INFINITY GAMES, LDA](https://appshunter.io/developer/1088875165) |

## What reviewers say

### Boo!

[App page](https://appshunter.io/ios/app/boo/id1299443361)

Dip pumpkins in paint and use attributes to mask parts to solve Halloween-themed puzzles. The difficulty increases as you progress through 42 levels, with a daily puzzle mode unlocked upon completion.

**Highlights:** Pumpkin painting puzzles, Masking attributes, Increasing difficulty, 42 Halloween levels, Daily puzzle mode, Unlockable content

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| no ads | $2.49 | one-time |

**What reviewers like**

- 🧩 Simple yet challenging puzzle mechanics
- 🎨 Cute and appealing art style
- 🎵 Great music and audio design
- 👍 User-friendly interface
- 📱 Minimal and non-intrusive ads

**What reviewers complain about**

- ⏱️ Game is too short
- 🎨 Color contrast issues on low brightness
- 📺 Some ads are lengthy
- 🔄 Game resets when app is closed
- ⚙️ Occasional freezing/crashing issues

**Reported bugs**

- Level 24 progression bug - puzzle completes but won't advance
- App freezes at logo on iOS 14.7.1
- Game occasionally freezes after level completion
- Purchase restoration not working properly
- Color differentiation issue between white and neon yellow

**Requested features**

- More levels (most frequently requested)
- Increased difficulty options
- Endless or infinite mode
- Speed run mode with timing
- Hardcore mode


### ≈ Equilibrium

[App page](https://appshunter.io/ios/app/equilibrium/id1436186703)

Engage your logic and creativity in this space-themed puzzle game. Drag lines to create light symmetries and solve enigmas across hundreds of levels. Immerse yourself in a sci-fi story with a relaxing soundtrack and captivating visuals.

**Highlights:** Drag lines to create light symmetries, Solve enigmas and match puzzle sides, Immersive sci-fi story and visuals, 200 levels across 20 worlds, Relaxing environment and soothing soundtrack, Addictive gameplay

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Hints | $1.99 | one-time |
| Meteoroid | $1.99 | one-time |
| Asteroid | $3.99 | one-time |
| 30 Hints | $3.99 | one-time |
| Bundle3 | $3.99 | one-time |
| 100 Hints | $5.99 | one-time |
| Comet | $5.99 | one-time |
| Fireball | $9.99 | one-time |
| Sun | $17.99 | one-time |
| Infinite Hints | $17.99 | one-time |


## Frequently asked questions

### Is Boo! free?

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

### Is ≈ Equilibrium free?

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

### Which has better reviews, Boo! or ≈ Equilibrium?

Boo! is rated higher. Boo! averages 4.8 out of 5 from 201 ratings, while ≈ Equilibrium averages 4.7 from 180 ratings.

### Do Boo! or ≈ Equilibrium have ads?

Boo! shows ads; ≈ Equilibrium does not.

### Which is updated more often, Boo! or ≈ Equilibrium?

Boo! ships an update every 5 months, and ≈ Equilibrium every 2 weeks. Most recently, Boo! was updated on October 29, 2026 and ≈ Equilibrium on October 21, 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.*