# Chaos Zero Nightmare vs Cassette Beasts

The clearest difference is rating: Chaos Zero Nightmare at 4.9 against Cassette Beasts's 3.8. Chaos Zero Nightmare also leads on ratings volume (15K vs 462) and review sentiment (66% vs 51%). Cassette Beasts's advantage is ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Chaos Zero Nightmare sells 51 one-off in-app purchases and Cassette Beasts sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Chaos Zero Nightmare holds the better App Store score, 4.9 against 3.8. That said, the two scores are not equally well evidenced: Chaos Zero Nightmare has 15K ratings behind it against 462, so its average is the more settled of the two. Written reviews point the same way: 66% of Chaos Zero Nightmare's written reviews are positive against 51% of Cassette Beasts's.

Chaos Zero Nightmare ships an update every 3 weeks, Cassette Beasts monthly. Both last shipped on October 28, 2026.

## The numbers

| Metric | Chaos Zero Nightmare | Cassette Beasts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (15K ratings)](https://appshunter.io/ios/app/chaos-zero-nightmare/id6502326151/reviews)** | [3.8 (462 ratings)](https://appshunter.io/ios/app/cassette-beasts/id6736517805/reviews) |
| Number of ratings | **15K** | 462 |
| Positive reviews | **66.3% of reviews** | 51.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#27** | — |
| Size | 113 MB | 741 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 9+ |
| Developer | [Smilegate, Inc.](https://appshunter.io/developer/588277915) | [Raw Fury](https://appshunter.io/developer/1118513353) |

## What reviewers say

### Chaos Zero Nightmare

[App page](https://appshunter.io/ios/app/chaos-zero-nightmare/id6502326151)

**Currently charting:** #27 Top Grossing · Role Playing, #113 Top Free · Role Playing, #192 Top Grossing · Games (US App Store)

Embark on a dark fantasy RPG adventure where your choices shape the narrative and gameplay. Battle cosmic horrors with unique cards and evolving strategies. Experience a visually stunning world with fully voiced characters.

**Highlights:** Dark fantasy narrative, Choice-driven RPG mechanics, Unique card-based combat, Evolving gameplay with branching choices, Gorgeous 2D illustrations, Fully voiced characters

**Features:** macOS Compatibility

**In-app purchases (51)**

| Purchase | Price | Billing |
| --- | --- | --- |
| New Captain Support Kit I | $0.99 | one-time |
| New Captain Support Kit II | $4.99 | one-time |
| Coronomicon Monthly Package | $4.99 | one-time |
| Half-Anniversary Ticket | $4.99 | one-time |
| Tactical Asset Monthly Supply | $4.99 | one-time |
| Agent Growth Kit | $4.99 | one-time |
| Aether Supply Kit | $4.99 | one-time |
| Angel on the White Sands | $7.99 | one-time |
| Gentle Ripples on the Night Sea | $7.99 | one-time |
| Crimson Yearning Within the Waves | $7.99 | one-time |
| Youth Under the Sun | $7.99 | one-time |
| Special Data | $9.99 | one-time |
| Partner Promotion Kit | $9.99 | one-time |
| Nightmare Carnival Chest I | $14.99 | one-time |
| Imp's Mischief I | $14.99 | one-time |
| Covert Exchange I | $14.99 | one-time |
| Scent of Summer I | $14.99 | one-time |
| Legacy of Will I | $14.99 | one-time |
| Galaxy Melody I | $14.99 | one-time |
| Emergency Rescue Operation II | $14.99 | one-time |
| Crystal ×980 | $14.99 | one-time |
| Regular Rescue Operation II | $14.99 | one-time |
| Golden Nebula Package I | $14.99 | one-time |
| SS Nightmare Security Upgrade I | $14.99 | one-time |
| Budding Seed of Karmic Fire I | $14.99 | one-time |
| Zero Data | $19.99 | one-time |
| Golden Glow Beneath the Night Sky | $29.99 | one-time |
| Crystal ×1980 | $29.99 | one-time |
| Royal Level Up Package | $29.99 | one-time |
| Golden Nebula Package II | $29.99 | one-time |
| Sweet Confession Gift | $29.99 | one-time |
| Galactic Disaster 3rd Supply Kit II | $29.99 | one-time |
| Emergency Rescue Operation III | $29.99 | one-time |
| Crystal ×3280 | $49.99 | one-time |
| Nightmare Carnival Chest II | $49.99 | one-time |
| Imp's Mischief II | $49.99 | one-time |
| Covert Exchange II | $49.99 | one-time |
| Scent of Summer II | $49.99 | one-time |
| Legacy of Will II | $49.99 | one-time |
| Galaxy Melody Ⅱ | $49.99 | one-time |
| SS Nightmare Security Upgrade II | $49.99 | one-time |
| Silver Winter Star Package I | $49.99 | one-time |
| Galactic Disaster Support Kit I | $49.99 | one-time |
| Large Scale Rescue Operation I | $49.99 | one-time |
| Nightmare Carnival Chest III | $99.99 | one-time |
| Imp's Mischief III | $99.99 | one-time |
| Covert Exchange Ⅲ | $99.99 | one-time |
| Scent of Summer III | $99.99 | one-time |
| Galaxy Melody Ⅲ | $99.99 | one-time |
| Crystal ×6480 | $99.99 | one-time |
| Golden Nebula Package Ⅳ | $99.99 | one-time |

**What reviewers like**

- 🚀 Amazing, Incredible, Gorgeous, Uniquely Compelling
- 👍 Fun, Refreshing, Engaging Gameplay
- 💎 Solid Story, Animation, and Voice Acting
- 🎨 Beautiful Character Designs and Visuals

**What reviewers complain about**

- 🐛 Connection Issues, Login Problems, and Crashes
- 💰 Gacha Rates are Low, Grindy Progression
- ⏱️ Lengthy, Tedious, and Time-Consuming Runs

**Reported bugs**

- Banned IP Issues
- Missing Files and Inability to Load

**Requested features**

- English Dubbed Version
- More Male Characters
- Flexible Character Setup


### Cassette Beasts

[App page](https://appshunter.io/ios/app/cassette-beasts/id6736517805)

Explore a mysterious island, collect and fuse monsters using cassette tapes to transform for turn-based battles. Solve puzzles and uncover secrets with human companions in this open-world RPG.

**Highlights:** Monster collection, Monster fusion system, Turn-based battles, Open-world exploration, Transform into monsters, Elemental chemistry system

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cosplay Pack | $0.99 | one-time |
| Pier of the Unknown | $2.99 | one-time |
| Unlock the full game | $6.99 | one-time |

**What reviewers like**

- 👍 Unique styling
- 🚀 Smooth gameplay
- 💡 Interesting fusion mechanics
- 👍 Great soundtrack and visuals
- 👍 Well-made mobile port

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 Compatibility issues on older devices
- 🐛 Buggy controller support
- 🔒 No cloud save/cross-device support
- 💰 Paid full version after demo

**Reported bugs**

- Crashes after battles
- Crashes when exiting demo
- Stickers not working as intended
- Bootleg monsters not changing colors
- Teleportation issues in certain areas

**Requested features**

- Add cloud save/cross-device support
- Improve controller support and customization
- Add more post-game content and replayability
- Optimize for older/lower-end devices
- Add Russian language localization


## Frequently asked questions

### Is Chaos Zero Nightmare free?

Chaos Zero Nightmare is free to download, with in-app purchases available.

### Is Cassette Beasts free?

Cassette Beasts is free to download, with in-app purchases available.

### Which has better reviews, Chaos Zero Nightmare or Cassette Beasts?

Chaos Zero Nightmare is rated higher. Chaos Zero Nightmare averages 4.9 out of 5 from 15K ratings, while Cassette Beasts averages 3.8 from 462 ratings.

### Do Chaos Zero Nightmare or Cassette Beasts have ads?

Chaos Zero Nightmare shows ads; Cassette Beasts does not.

### Which is updated more often, Chaos Zero Nightmare or Cassette Beasts?

Chaos Zero Nightmare ships an update every 3 weeks, and Cassette Beasts monthly. Most recently, Chaos Zero Nightmare was updated on October 28, 2026 and Cassette Beasts on October 28, 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.*