# Udana vs Petsly

The clearest difference is in-app purchases: Petsly at none against Udana's 1. Udana's advantage is ads (none vs shown) and iOS requirement (13.0 vs 16.4). On price, update cadence and device support there is nothing between them.

Both are free to download. Udana sells 1 in-app purchase, starting at $12.99 per month. Petsly asks for nothing beyond the download.

Udana ships an update every 2 months, Petsly monthly. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Udana | Petsly |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Size | 220 MB | 111 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Barak Ben Or](https://appshunter.io/developer/1854182285) | [Theodoros Herodotou](https://appshunter.io/developer/1875743614) |

## What reviewers say

### Udana

[App page](https://appshunter.io/ios/app/udana/id6755490085)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Udana | $12.99 | per month |


### Petsly

[App page](https://appshunter.io/ios/app/petsly/id6758918375)

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

**In-app purchases:** none


## Frequently asked questions

### Is Udana free?

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

### Is Petsly free?

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

### Do Udana or Petsly have ads?

Petsly shows ads; Udana does not.

### Which is updated more often, Udana or Petsly?

Udana ships an update every 2 months, and Petsly monthly. Most recently, Udana was updated on October 16, 2026 and Petsly on October 14, 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.*