# Dayfly vs Piece Day

The clearest difference is in-app purchases: Piece Day at none against Dayfly's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Dayfly sells 1 one-off in-app purchase. Piece Day asks for nothing beyond the download.

Dayfly ships an update fortnightly, Piece Day every 11 days. The most recent releases landed on October 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Dayfly | Piece Day |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 11 days** |
| Size | 1 MB | 1 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yohan Gwak](https://appshunter.io/developer/1778377620) | [Warm Tech Company](https://appshunter.io/developer/1895279095) |

## What reviewers say

### Dayfly

[App page](https://appshunter.io/ios/app/dayfly/id6779812090)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mayfly Pro | $3.99 | one-time |


### Piece Day

[App page](https://appshunter.io/ios/app/piece-day/id6792414283)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dayfly free?

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

### Is Piece Day free?

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

### Do Dayfly or Piece Day have ads?

Neither Dayfly nor Piece Day shows ads.

### Which is updated more often, Dayfly or Piece Day?

Dayfly ships an update fortnightly, and Piece Day every 11 days. Most recently, Dayfly was updated on October 25, 2026 and Piece Day on October 8, 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.*