Side by side
Doo vs OpenTodo
Both stand on to-do list apps. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid ExtensioniPhoneMac
Doo centers reminders on choosing a small daily set while retaining scheduling, sharing, and Apple integrations. Its privacy claims and accessibility support are notable, but iCloud is required for syncing and collaboration.
Visit Doo Paid Web
OpenTodo combines personal task planning with smart lists, subtasks, search, sorting, and batch actions. Its free, open-source model and automatic synchronization suit everyday lists, while its stated personal-use limit matters for critical records.
Visit OpenTodoThe facts
| Doo | OpenTodo | |
|---|---|---|
| Free plan | No | Not published |
| Open source | Not published | Not published |
| Runs on | Extension, iPhone, Mac | Web |
| Lowest paid plan | Doo: Get Things Done: $4.99, paid once | Not published |
| Plans published | 1 | None |
| Maker | Not published | Not published |
| Website | getdooapp.com | openoak.org |
| On to-do list apps | #145 of 150 | #149 of 150 |
Doo: what it does well
- Card-based daily task selection
- Date, location, and recurring scheduling
- Checklists, notes, URLs, and contact details
- Siri, iCloud, widgets, and share extension
- No accounts, trackers, ads, or personal-data collection
What to know first
- Requires an active iCloud account for syncing
- Collaboration requires iCloud
- Available platforms are Apple devices and extension
- Costs $4.99, paid once
OpenTodo: what it does well
- Free and open-source
- Smart lists and custom lists
- Subtasks and bulk task actions
- Desktop-mobile task synchronization
- Search, sorting, wallpapers, and dark mode
What to know first
- Web platform only
- Not intended as sole critical-information record
- Requires an OpenOak account for app connection