# Kotoro vs HACKRIS

The clearest difference is review sentiment: Kotoro at 91% against HACKRIS's 0%. Kotoro also leads on rating (4.7 vs 3.0) and ratings volume (118 vs 1). HACKRIS's advantage is price (Free vs $0.99) and update cadence (every 5 days vs every 6 weeks). On ads, in-app purchases and device support there is nothing between them.

HACKRIS 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 3.0. That said, the two scores are not equally well evidenced: Kotoro has 118 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 91% of Kotoro's written reviews are positive against 0% of HACKRIS's.

Kotoro ships an update every 6 weeks, HACKRIS every 5 days. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Kotoro | HACKRIS |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.7 (118 ratings)](https://appshunter.io/ios/app/kotoro/id779855682/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/hackris/id1256298464/reviews) |
| Number of ratings | **118** | 1 |
| Positive reviews | **90.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Monetization | Paid | **Free** |
| Size | 108 MB | 149 MB |
| Requires iOS | 13.0 | **7.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Semidome Inc.](https://appshunter.io/developer/779855685) | [Trevor Ryan](https://appshunter.io/developer/419998114) |

## What reviewers say

### 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


### HACKRIS

[App page](https://appshunter.io/ios/app/hackris/id1256298464)

Engage in fast-paced, puzzle-style hacking gameplay across the globe. Accept diverse job offers from clients with unique requirements and pay structures. Experience a retro-style display for a vintage aesthetic.

**Highlights:** Fast-paced puzzle gameplay, Over 1,000 global hacker puzzles, Multiple clients with varying pay, Retro-style display option

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kotoro free?

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

### Is HACKRIS free?

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

### Which has better reviews, Kotoro or HACKRIS?

Kotoro is rated higher. Kotoro averages 4.7 out of 5 from 118 ratings, while HACKRIS averages 3.0 from 1 ratings.

### Do Kotoro or HACKRIS have ads?

Neither Kotoro nor HACKRIS shows ads.

### Which is updated more often, Kotoro or HACKRIS?

Kotoro ships an update every 6 weeks, and HACKRIS every 5 days. Most recently, Kotoro was updated on October 17, 2026 and HACKRIS on October 10, 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.*