# Petit vs GREY DAY

The clearest difference is in-app purchases: Petit at none against GREY DAY's 6. Petit also leads on ads (none vs shown) and device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. GREY DAY sells 6 one-off in-app purchases. Petit asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Petit | GREY DAY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | Every 3 days |
| Size | 173 MB | 200 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Sheng Cao](https://appshunter.io/developer/1878730237) | [HOKWANG LEE](https://appshunter.io/developer/1896763756) |

## What reviewers say

### Petit

[App page](https://appshunter.io/ios/app/petit/id6759459047)

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

**In-app purchases:** none


### GREY DAY

[App page](https://appshunter.io/ios/app/grey-day/id6770797698)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Coins | $0.99 | one-time |
| 550 Coins | $4.99 | one-time |
| 1,200 Coins | $9.99 | one-time |
| 2,600 Coins | $19.99 | one-time |
| 7,000 Coins | $49.99 | one-time |
| 15,000 Coins | $99.99 | one-time |


## Frequently asked questions

### Is Petit free?

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

### Is GREY DAY free?

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

### Do Petit or GREY DAY have ads?

GREY DAY shows ads; Petit does not.

### Which is updated more often, Petit or GREY DAY?

Petit ships an update every 3 days, and GREY DAY every 3 days. Most recently, Petit was updated on October 28, 2026 and GREY DAY 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.*