# Tesseract! vs Kotoro

The clearest difference is price: Tesseract! at Free against Kotoro's $0.99. Kotoro's advantage is update cadence (every 6 weeks vs every 66 months) and rating (4.7 vs 4.4). On review sentiment, ads, in-app purchases and device support there is nothing between them.

Tesseract! is free to download; Kotoro costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kotoro holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Kotoro has 118 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 88% of Tesseract!'s written reviews are positive against 91% of Kotoro's.

Tesseract! ships an update every 66 months, Kotoro every 6 weeks. Both last shipped on November 1, 2026.

## The numbers

| Metric | Tesseract! | Kotoro |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.4 (5 ratings)](https://appshunter.io/ios/app/tesseract/id734299096/reviews) | **[4.7 (118 ratings)](https://appshunter.io/ios/app/kotoro/id779855682/reviews)** |
| Number of ratings | 5 | **118** |
| Positive reviews | 87.5% of reviews | **90.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 66 months | **Every 6 weeks** |
| Monetization | **Free** | Paid |
| Size | 26 MB | 108 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Grahn](https://appshunter.io/developer/734299099) | [Semidome Inc.](https://appshunter.io/developer/779855685) |

## What reviewers say

### Tesseract!

[App page](https://appshunter.io/ios/app/tesseract/id734299096)

Navigate a unique four-dimensional puzzle by rolling a golden sphere to every surface of a hypercube. Strategically pass through doors to rotate the tesseract and enter new rooms, aiming to reach all walls, floors, and ceilings.

**Highlights:** Four-dimensional puzzle gameplay, Roll a golden sphere, Navigate a hypercube, Rotate the tesseract, Reach all surfaces of rooms

**Features:** macOS Compatibility

**In-app purchases:** none


### Kotoro

[App page](https://appshunter.io/ios/app/kotoro/id779855682)

An atmospheric puzzle game where you mix colors to achieve target hues. Explore 8 chapters and 96 unique challenges based on fundamental color theory principles. Enjoy a relaxing experience with a beautiful soundtrack and minimalist design.

**Highlights:** Color mixing puzzles, 8 chapters with unique mechanics, 96 challenging levels, Atmospheric soundtrack, Minimalist and dreamy visuals, iCloud progress sync

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

**In-app purchases:** none

**What reviewers like**

- 🎨 Beautiful, minimalist visual design
- 🎵 Excellent, soothing soundtrack
- 🧩 Clever, original puzzle mechanics
- 🎯 Easy to learn, difficult to master
- 😌 Relaxing and calming gameplay experience

**What reviewers complain about**

- 🔊 No option to turn off sound/music
- 🎨 Poor color choices for colorblind players
- 📱 iPhone audio issues (music doesn't play)
- ⏱️ Limited content (only 72 levels)
- 🐛 Game crashes and glitches

**Reported bugs**

- Music doesn't play on iPhone (works on iPad)
- App crashes frequently
- Incompatible with iOS 11 and newer (32-bit limitation)
- App compatibility warning on newer iOS versions

**Requested features**

- More levels and content
- Sound toggle/mute option
- Colorblind mode with textures or symbols
- Additive color (RGB) mixing levels
- On-demand tutorial system


## Frequently asked questions

### Is Tesseract! free?

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

### Is Kotoro free?

Kotoro costs $0.99, with no in-app purchases.

### Which has better reviews, Tesseract! or Kotoro?

Kotoro is rated higher. Tesseract! averages 4.4 out of 5 from 5 ratings, while Kotoro averages 4.7 from 118 ratings.

### Do Tesseract! or Kotoro have ads?

Neither Tesseract! nor Kotoro shows ads.

### Which is updated more often, Tesseract! or Kotoro?

Tesseract! ships an update every 66 months, and Kotoro every 6 weeks. Most recently, Tesseract! was updated on November 1, 2026 and Kotoro on November 1, 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.*