# Perlyna vs Willu

The clearest difference is update cadence: Perlyna at daily against Willu's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Perlyna ships an update daily, Willu every 2 months. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Perlyna | Willu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 months |
| Size | 7 MB | 64 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Volodymyr Yahello](https://appshunter.io/developer/1896767404) | [Yerasyl Amanbek](https://appshunter.io/developer/1830862278) |

## What reviewers say

### Perlyna

[App page](https://appshunter.io/ios/app/perlyna-wedding-countdown/id6777223455)

**In-app purchases:** none


### Willu

[App page](https://appshunter.io/ios/app/willu-invitations-and-rsvp/id6783338155)

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

**In-app purchases:** none


## Frequently asked questions

### Is Perlyna free?

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

### Is Willu free?

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

### Do Perlyna or Willu have ads?

Neither Perlyna nor Willu shows ads.

### Which is updated more often, Perlyna or Willu?

Perlyna ships an update daily, and Willu every 2 months. Most recently, Perlyna was updated on October 24, 2026 and Willu on October 31, 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.*