# UNDERCARD vs KAAIAA Studio

UNDERCARD and KAAIAA Studio are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UNDERCARD ships an update fortnightly, KAAIAA Studio monthly. The most recent releases landed on October 1, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | UNDERCARD | KAAIAA Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Size | 194 MB | 38 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [UNDERCARD BOXING](https://appshunter.io/developer/1545529235) | [KAAIAA PTY LTD](https://appshunter.io/developer/1760236668) |

## What reviewers say

### UNDERCARD

[App page](https://appshunter.io/ios/app/undercard/id1604596271)

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

**In-app purchases:** none


### KAAIAA Studio

[App page](https://appshunter.io/ios/app/kaaiaa-studio/id6593660641)

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

**In-app purchases:** none


## Frequently asked questions

### Is UNDERCARD free?

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

### Is KAAIAA Studio free?

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

### Do UNDERCARD or KAAIAA Studio have ads?

Neither UNDERCARD nor KAAIAA Studio shows ads.

### Which is updated more often, UNDERCARD or KAAIAA Studio?

UNDERCARD ships an update fortnightly, and KAAIAA Studio monthly. Most recently, UNDERCARD was updated on October 1, 2026 and KAAIAA Studio on October 16, 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.*