What to do? - Do what matters
Dennis Dielissen Productivity iPhoneiPadiPod touchApple Watch
What to do? - Do what matters is a free Productivity app for iPhone and iPad by Dennis Dielissen. Requires iOS 26.0. Updated January 29, 2026.
- Price
- Free
- on the App Store
- Size
- 3 MB
- Age 4+
- Updated
- Jan 29
- 2026 · v1.3
Screenshots
About What to do? - Do what matters
What to do? is a simple app to keep track of how long it's been since you last did a task. Useful for household chores or maintenance tasks, ideal for answering the question "what's most useful to do" when you have some spare time left. - Add your tasks - Check a task when it's done - Manually set the 'last done date' if you forgot to check the task - Auto-order based on timing: most urgent tasks first - Set how often a task should be done to determine it's urgency
What’s new
Version 1.3 · Updated January 29, 2026
After adding a to do, the text field remains open, making it easier to add multiple items in a row.
App privacy
The developer, Dennis Dielissen, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to What to do? - Do what matters
Looking for apps like What to do? - Do what matters? Here are 6 similar apps on the App Store. The highest rated is DidItLog - Life Task Tracker (5.0/5), and all 6 are free to download.
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WhatToDo: Focus Timer & Tasks
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| What to do? - Do what matters | – | Free | January 29, 2026 | |
| WhatToDo: Focus Timer & Tasks | – | Free | Nov 15, 2025 | Compare |
| DidItLog - Life Task Tracker | 5.0 / 5 (4) | Free | Oct 18, 2026 | Compare |
| ScannerFit - Smart PDF Maker | – | Free | Oct 16, 2026 | Compare |
| Smart-Reminder | – | Free | Nov 20, 2023 | Compare |
| till.now. - Check Days Since | – | Free | Aug 6, 2026 | Compare |
| TaskFrame | Task Manager | 5.0 / 5 (1) | Free | Jun 21, 2026 | Compare |