# RYUKIN vs ColoredQuestions Lite

The clearest difference is price: ColoredQuestions Lite at Free against RYUKIN's $3.49. ColoredQuestions Lite also leads on in-app purchases (none vs 38) and update cadence (daily vs weekly). On ads and device support there is nothing between them.

ColoredQuestions Lite is free to download; RYUKIN costs $3.49 up front. RYUKIN sells 35 one-off in-app purchases. ColoredQuestions Lite asks for nothing beyond the download.

RYUKIN ships an update weekly, ColoredQuestions Lite daily. The most recent releases landed on October 25, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | RYUKIN | ColoredQuestions Lite |
| --- | --- | --- |
| Price | $3.49 | **Free** |
| Rating | **[4.9 (62 ratings)](https://appshunter.io/ios/app/ryukin/id6471839445/reviews)** | — |
| Number of ratings | **62** | — |
| Positive reviews | 94.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 227 MB | 26 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masataka Hakozaki](https://appshunter.io/developer/323346554) | [Sven Bergmann](https://appshunter.io/developer/1062987574) |

## What reviewers say

### RYUKIN

[App page](https://appshunter.io/ios/app/ryukin/id6471839445)

Experience the serene beauty of goldfish swimming in a customizable virtual aquarium. Interact with the fish, adjust tank settings, and enjoy soothing visuals and sounds. Perfect for relaxation or a calming presence.

**Highlights:** Interactive goldfish that respond to touch, Customizable tank shape and background, Soothing water sounds and visuals, Cat & Baby Mode for safe interaction, Sleep timer for bedtime use, Play your own music, Clock and date display

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

**In-app purchases (35)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WIREFRAME RAINBOW | $0.99 | one-time |
| ROBO FISH 02 | $1.99 | one-time |
| ROBO FISH 04 | $1.99 | one-time |
| ROBO FISH 06 | $1.99 | one-time |
| GHOST BRIDE | $1.99 | one-time |
| BAT FISH | $1.99 | one-time |
| CALICO ORANGE/WHITE/BLACK | $1.99 | one-time |
| BLACK WHITE KITTY FISH | $1.99 | one-time |
| GHOST TRANSLUCENT | $1.99 | one-time |
| BLACK KITTY FISH | $1.99 | one-time |
| WHITE KITTY FISH | $1.99 | one-time |
| ROBO FISH 03 | $1.99 | one-time |
| GHOST BLACK | $1.99 | one-time |
| ROBO FISH 01 | $1.99 | one-time |
| ORANGE & WHITE KITTY FISH | $1.99 | one-time |
| RED RYUKIN | $1.99 | one-time |
| RED-WHITE RYUKIN | $1.99 | one-time |
| CALICO RED/WHITE/BLACK | $1.99 | one-time |
| ORANGE/WHITE | $1.99 | one-time |
| CALICO RED/GRAY/BLACK | $1.99 | one-time |
| YELLOW GOLD RYUKIN | $1.99 | one-time |
| RED CAP ORANDA | $1.99 | one-time |
| RED/WHITE II | $1.99 | one-time |
| LIONHEAD ORANGE/WHITE/BLACK | $1.99 | one-time |
| GHOST LUMINOUS | $1.99 | one-time |
| BLACK RYUKIN | $1.99 | one-time |
| CALICO KITTY FISH | $1.99 | one-time |
| GRAY WHITE KITTY FISH | $1.99 | one-time |
| WHITE VAMPIRE | $1.99 | one-time |
| BLACK VAMPIRE | $1.99 | one-time |
| BLACK WITCH | $1.99 | one-time |
| WHITE WITCH | $1.99 | one-time |
| ZOMBIE FISH | $1.99 | one-time |
| SKELETON FISH | $1.99 | one-time |
| PANDA TELESCOPE | $1.99 | one-time |

**What reviewers like**

- 💎 Gorgeous and lifelike fish
- 🎨 Beautiful and customizable environments
- 🎶 Soothing water sounds
- 🕰️ Useful clock feature
- 👍 Immersive and relaxing experience

**What reviewers complain about**

- 🔋 High battery consumption on max settings
- 💰 Additional fish require paid purchases
- 🌱 Lack of plant/natural decor options
- 🐟 Limited variety of standard goldfish

**Reported bugs**

- Occasional crashing on high-end devices

**Requested features**

- Ability to change fish colors
- Add more fish species (e.g. bettas, tetras)
- Implement fish breeding/growth mode
- Allow customizing fish placement in tank
- Add desktop/widget mode for always-on display


### ColoredQuestions Lite

[App page](https://appshunter.io/ios/app/coloredquestions-lite/id6475266101)

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

**In-app purchases:** none


## Frequently asked questions

### Is RYUKIN free?

RYUKIN costs $3.49, and also offers in-app purchases.

### Is ColoredQuestions Lite free?

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

### Do RYUKIN or ColoredQuestions Lite have ads?

Neither RYUKIN nor ColoredQuestions Lite shows ads.

### Which is updated more often, RYUKIN or ColoredQuestions Lite?

RYUKIN ships an update weekly, and ColoredQuestions Lite daily. Most recently, RYUKIN was updated on October 25, 2026 and ColoredQuestions Lite on October 14, 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.*