# Zenless Zone Zero vs Brain Training 39 Cards

The clearest difference is in-app purchases: Brain Training 39 Cards at none against Zenless Zone Zero's 10. Brain Training 39 Cards also leads on ads (none vs shown). Zenless Zone Zero's advantage is chart position (#19 vs unranked) and iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Zenless Zone Zero sells 10 one-off in-app purchases. Brain Training 39 Cards asks for nothing beyond the download.

## The numbers

| Metric | Zenless Zone Zero | Brain Training 39 Cards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (22K ratings)](https://appshunter.io/ios/app/zenless-zone-zero/id1606356401/reviews)** | — |
| Number of ratings | **22K** | — |
| Positive reviews | 59.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | — |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#19** | — |
| Size | 3.7 GB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [COGNOSPHERE PTE. LTD.](https://appshunter.io/developer/1599719156) | [亚枫 何](https://appshunter.io/developer/1896403537) |

## What reviewers say

### Zenless Zone Zero

[App page](https://appshunter.io/ios/app/zenless-zone-zero/id1606356401)

**Currently charting:** #19 Top Grossing · Role Playing, #21 Top Grossing · Action, #101 Top Free · Role Playing, #139 Top Grossing · Games, #195 Top Free · Action (US App Store)

Explore a near-future city plagued by mysterious "Hollows" and the dangers within. Assemble a squad of unique characters to battle monsters, uncover ruins, and navigate the complex factions of New Eridu. Experience fast-paced combat, a distinctive art style, and engaging character interactions.

**Highlights:** Fast-paced 3D action combat, Squad building and team synergy, Unique visual style and art direction, Engaging story and character interactions, Exploration of a near-future city, Dodge, parry, and combo mechanics

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Eridu Welcome Gift | $0.99 | one-time |
| Monochrome ×300 | $4.99 | one-time |
| Inter-Knot Membership | $4.99 | one-time |
| Growth Plan | $9.99 | one-time |
| Monochrome ×980 | $14.99 | one-time |
| Limited Gift | $14.99 | one-time |
| Premium Plan | $19.99 | one-time |
| Monochrome ×1980 | $29.99 | one-time |
| Monochrome ×3280 | $49.99 | one-time |
| Monochrome ×6480 | $99.99 | one-time |

**What reviewers like**

- 🚀 Smooth and fluid combat
- 👍 Unique and expressive character designs
- 🎨 Beautiful art style and animations
- 📚 Engaging story and character interactions
- 🎮 Satisfying parry and combo mechanics

**What reviewers complain about**

- 🔍 Overwhelming amount of dialogue and cutscenes
- 🔌 Game takes up a lot of storage space
- 🐛 Frequent crashes and performance issues
- 🎮 Repetitive and monotonous gameplay loop
- 🕹️ Forced character swapping can disrupt flow

**Reported bugs**

- Game crashes on launch for some users
- Compatibility issues on certain devices
- Graphical glitches and visual bugs
- Progression-blocking bugs in story missions

**Requested features**

- More open-world exploration
- Streamlined progression and less grinding
- Improved optimization for older/lower-end devices
- Increased variety in gameplay modes and activities
- Addition of more male characters with diverse designs


### Brain Training 39 Cards

[App page](https://appshunter.io/ios/app/brain-training-39-cards/id6774496871)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zenless Zone Zero free?

Zenless Zone Zero is free to download, with in-app purchases available.

### Is Brain Training 39 Cards free?

Brain Training 39 Cards is free to download, with no in-app purchases.

### Do Zenless Zone Zero or Brain Training 39 Cards have ads?

Zenless Zone Zero shows ads; Brain Training 39 Cards does not.

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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.*