Comparison

Microsoft To Do vs SourceWhale

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Microsoft To Do

Manage your daily tasks and create various lists to stay organized. This app offers personalized daily planning tools and intelligent suggestions to help you focus on what matters. Collaborate with others on shared lists and access your tasks across all your devices.

Highlights
  • Personalized daily planner
  • Intelligent task suggestions
  • Cross-device syncing
  • Collaborative list sharing
  • Task breakdown into steps
  • File attachments up to 25MB
  • Customizable themes and dark mode
Features
Read full description

Stay organized and manage your day-to-day with Microsoft To Do. Make shopping lists or task lists, take notes, record collections, set reminders and more to improve your productivity and focus on what matters. Microsoft To Do is the task management app that makes it easy to stay organized and manage your life. Accomplish what’s important to you each day with My Day and Suggestions, personalized day planner tools. Intelligent suggestions recommend tasks from across your lists that may be relevant each day. Quickly capture and retrieve your lists and tasks across devices by syncing reminders and tasks with Microsoft 365 to access them anywhere. For lists in personal accounts, you can collaborate with anyone with updated notifications for any changes to your to-do lists. Capture tasks from different Microsoft apps and services and sync them with Microsoft To Do, from flagging emails as tasks in Outlook to lists from Cortana. Your tasks and lists are hosted securely on the Microsoft 365 service. Make your lists unique with customizable features like emoji, colorful themes, dark mode and more. Stay connected and collaborate with friends and family by sharing lists that stay synced as changes are made. Microsoft To Do Features: Daily planner • Stay focused with My Day, a personalized daily planner with suggested tasks • Get your lists anywhere, on any device • Share your list with anyone and work together • Add notes to any task Task manager • Share lists and tasks with your friends, family, colleagues, and classmates • Get notified when others create, complete or remove tasks in shared lists • Personalize your lists by choosing theme colors or backgrounds • Set one-time or recurring due dates and reminders • Break your tasks into manageable steps • Attach up to 25MB of files to any task To-do lists for any purpose • Bill planner • Shopping lists • Set reminders • Task management • Business calendar • Note taking • And more Microsoft 365 Integration • Sync your tasks between Outlook and To Do • Host lists and tasks with the reliability and security of Microsoft 365 • Compile tasks from across your Microsoft 365 apps and services Whether it's for work, school, or home, To Do helps you organize and simplify your plans. To Do is free and available on all your devices. Learn more: https://to-do.microsoft.com Follow us on Twitter: @MicrosoftToDo Have an idea or feature suggestion? https://go.microsoft.com/fwlink/?linkid=2171952 Need support? https://go.microsoft.com/fwlink/?linkid=2156547 By installing Microsoft To Do, you agree to the Microsoft Terms of Use: https://go.microsoft.com/fwlink/?linkid=842575

About

SourceWhale

Features
Read full description

SourceWhale brings recruiter productivity to your phone - helping you manage conversations, take action faster, and stay on top of every interaction. Your CRM tracks what happened. SourceWhale makes things happen.

Screenshots

Microsoft To Do4 screens
SourceWhale4 screens

Verdict

The call

The clearest difference is chart position: Microsoft To Do at #144 against SourceWhale's unranked. SourceWhale's advantage is update cadence (fortnightly vs monthly) and iOS requirement (15.1 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Microsoft To Do ships an update monthly, SourceWhale fortnightly. The most recent releases landed on September 25, 2026 and September 18, 2026 respectively.

Scorecard3 real differences · 8 level
Microsoft To Do versus SourceWhale: the parameters behind the verdict, then further details
ParameterMicrosoft To DoSourceWhale
PriceFreeFree
Rating4.7 (265K ratings) — better—
Positive reviews42.2% of reviews—
Number of ratings265K — better—
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
Best chart rank#144 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS17.615.1 — better
Further details — not scored
Size160 MB38 MB
Age rating4+4+
DeveloperMicrosoft CorporationSource Whale

Bugs and requests

Microsoft To Do

Reported bugs

6 issues
  • Disappearing tasks and lists
  • Inconsistent behavior when checking off tasks
  • Syncing issues causing duplicate lists
  • Login problems and account suspension
  • Formatting issues and random spacing
Show 1 more
  • Inability to delete or rearrange completed tasks

Requested features

6 requests
  • Calendar view for planned tasks
  • Ability to create custom smart lists
  • Improved sorting and filtering options
  • Automatic population of 'My Day' tasks
  • Subtask and nested list functionality
Show 1 more
  • Direct integration with Outlook and Planner

SourceWhale

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Microsoft To Do

No in-app purchases

None

SourceWhale

No in-app purchases

Questions

Is Microsoft To Do free?
Microsoft To Do is free to download, with no in-app purchases.
Is SourceWhale free?
SourceWhale is free to download, with no in-app purchases.
Do Microsoft To Do or SourceWhale have ads?
Neither Microsoft To Do nor SourceWhale shows ads.
Which is updated more often, Microsoft To Do or SourceWhale?
Microsoft To Do ships an update monthly, and SourceWhale fortnightly. Most recently, Microsoft To Do was updated on September 25, 2026 and SourceWhale on September 18, 2026.

Other comparisons