Head-to-head · Android Reminder Apps
Microsoft To Do vs MainTask
Microsoft To Do leads on 0 checks, MainTask on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreMicrosoft To Do · 8.7/10
- Free planboth
- Most featuresMainTask · 1 of 5
Microsoft To Do scores higher on our rubric for android reminder apps: 8.7 against 8.3 out of 10; our editors rank them #5 and #8.
Microsoft To Do is the better fit for people who want dependable recurring personal reminders. MainTask is the better fit for android users seeking a free open-source task reminder.
- Microsoft To Do fits best
People who want dependable recurring personal reminders
- MainTask fits best
Android users seeking a free open-source task reminder
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Side by side
| Feature | Microsoft To Do 8.7/10 Visit ↗ | MainTask 8.3/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 8.7 | 8.3 |
| Ranking | #5 in Android Reminder Apps | #8 in Android Reminder Apps |
| Best for | People who want dependable recurring personal reminders | Android users seeking a free open-source task reminder |
| Pricing model | Free | Free |
| Starting price | Free plan | Free plan |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Cloud, Desktop, Mobile | Mobile |
| Platforms | Web, Windows, macOS, iOS, Android | Android |
| Built for | Solo, Small business | Solo |
| Features Microsoft To Do 0/5 · MainTask 1/5 | ||
| Recurring reminders | Not checked yet | ✓ (best) |
| Location reminders | Not checked yet | Not checked yet |
| Voice input | Not checked yet | Not checked yet |
| Offline use | Not checked yet | Not checked yet |
| Calendar sync | Not checked yet | Not checked yet |
| Specs | ||
| Platform coverage | Not checked yet | Android_only |
| Free task limit | Not checked yet | Not checked yet |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Microsoft To Do is a personal task-management app for organizing work into multiple lists and planning daily priorities with My Day. It suits people who want recurring reminders and a straightforward way to keep personal tasks organized,… Read the review → |
MainTask is an open-source Android app for keeping track of recurring maintenance and personal routines, such as watering plants, changing filters, or checking a car. It suits people who want reminders on one Android device without an… Read the review → |
Strengths and trade-offs
Microsoft To Do — where it wins
- Custom recurring due dates and task reminders
- My Day helps organize priorities and task suggestions
- Syncs with Outlook Tasks across web and major device platforms
Where it doesn't
- Its listed integration is limited to Microsoft Outlook Tasks
- Support channels listed are documentation only
- Work and school access may require eligible Microsoft 365 and Exchange Online licensing
MainTask — where it wins
- Flexible fixed-day, weekly, and monthly recurring schedules
- Notifications offer early alerts, snooze, and completion actions
- On-device backups include task history; no account is required
Where it doesn't
- Android only, with no cross-platform access
- Requires Android 8.0 or newer
- No listed integrations for connecting tasks to other services
- Microsoft To Do8.7/10 · Free plan
A free personal task manager for recurring reminders, lists, and daily priorities.
Try Microsoft To DoFull verdict → - MainTask8.3/10 · Free plan
A free, open-source Android reminder app for recurring chores and personal routines.
Visit MainTaskFull verdict →
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All android reminder apps comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update





