# Petatto TODO vs Stickon

The clearest difference is update cadence: Stickon at every 2 days against Petatto TODO's every 8 days. Petatto TODO's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

Petatto TODO ships an update every 8 days, Stickon every 2 days. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Petatto TODO | Stickon |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 2 days** |
| Monetization | — | Free |
| Size | 84 MB | 22 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MARIE MORIKAGE](https://appshunter.io/developer/1896645636) | [Funnyeve](https://appshunter.io/developer/1149897411) |

## What reviewers say

### Petatto TODO

[App page](https://appshunter.io/ios/app/petatto-todo/id6771369990)

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

**In-app purchases:** none


### Stickon

[App page](https://appshunter.io/ios/app/stickon-lock-screen-notes/id6774531313)

Keep important reminders visible on your lock screen without needing to open an app. Easily add notes, to-do items, and checklists directly to your lock screen for quick access. Perfect for managing essential tasks and preventing forgotten items.

**Highlights:** Lock screen notes, Direct widget-free setup, Home and lock screen widgets, Check off completed tasks, Manage essential items only, View completed note history

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Petatto TODO free?

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

### Is Stickon free?

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

### Do Petatto TODO or Stickon have ads?

Neither Petatto TODO nor Stickon shows ads.

### Which is updated more often, Petatto TODO or Stickon?

Petatto TODO ships an update every 8 days, and Stickon every 2 days. Most recently, Petatto TODO was updated on October 6, 2026 and Stickon on October 5, 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.*