# Gravity 80s vs Umicat

The clearest difference is in-app purchases: Gravity 80s at none against Umicat's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Umicat sells 4 one-off in-app purchases. Gravity 80s asks for nothing beyond the download.

## The numbers

| Metric | Gravity 80s | Umicat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 6 MB | 18 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [kota morishita](https://appshunter.io/developer/457218231) | [ColorFace Inc.](https://appshunter.io/developer/1554978026) |

## What reviewers say

### Gravity 80s

[App page](https://appshunter.io/ios/app/gravity-80s/id6760158837)

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

**In-app purchases:** none


### Umicat

[App page](https://appshunter.io/ios/app/umicat/id6806896311)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter — 500 credits | $5.99 | one-time |
| Builder — 1,200 credits | $11.99 | one-time |
| Studio — 3,000 credits | $23.99 | one-time |
| Pro — 8,000 credits | $53.99 | one-time |


## Frequently asked questions

### Is Gravity 80s free?

Gravity 80s is free to download, with no in-app purchases.

### Is Umicat free?

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

### Do Gravity 80s or Umicat have ads?

Neither Gravity 80s nor Umicat shows ads.

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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.*