Comparison

Core Three vs Only Three

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

Head to head
About

Core Three

Features
Read full description

STAY FOCUSED. GET MORE DONE. Too many tasks? Overwhelmed by endless to-do lists? Core Three keeps you focused on what truly matters by limiting you to just 3 tasks per day. WHY CORE THREE? Research shows that focusing on fewer tasks leads to better completion rates and less stress. Core Three enforces this proven productivity principle with a simple rule: only 3 active tasks at a time. KEY FEATURES - 3-Task Daily Limit – Focus on your most important tasks without distraction - Smart Backlog – Store future tasks and let them automatically move to Today when you're ready - Due Dates & Notes – Add context and deadlines to stay organized - Track Progress – See your completed tasks and celebrate your wins - Powerful Search – Find any task instantly across all lists - Clean Design – Beautiful, intuitive interface that stays out of your way HOW IT WORKS 1) Add your tasks to the Backlog with due dates 2) Move your top 3 priorities to Today 3) Complete them before adding more 4) Review your accomplishments in Done Stop juggling endless tasks. Start finishing what matters.

About

Only Three

Features
Read full description

Most to-do lists don’t work. They capture tasks, but don't help you complete them. Only Three is different. Instead of endless tasks and cluttered lists, you choose just three things to complete each day. That’s it. Simple, focused, and effective. Clarity, not clutter. Why it works Plan your priorities the night before. No more long lists. Just the three things that actually matter. Built for focus. Feel accomplished daily. Review your History and keep across completed tasks. Finish your three tasks and end the day with a clear win. No accounts, no distractions. Your tasks stay on your device. Open the app and go. Stop planning everything. Start finishing what matters. Let's start, with Only Three.

Screenshots

Core Three4 screens
Only Three4 screens

Verdict

The call

The clearest difference is iOS requirement: Only Three at 15.1 against Core Three's 17.6. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

Scorecard1 real difference Β· 5 level
Core Three versus Only Three: the parameters behind the verdict, then further details
ParameterCore ThreeOnly Three
PriceFreeFree
Update frequencyβ€”Every 2 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPod β€” better
Requires iOS17.615.1 β€” better
Further details β€” not scored
Size1 MB32 MB
Age rating4+4+
DeveloperPAUL SHIN GAYAlan Pooley

In-app purchases

None

Core Three

No in-app purchases

None

Only Three

No in-app purchases

Questions

Is Core Three free?
Core Three is free to download, with no in-app purchases.
Is Only Three free?
Only Three is free to download, with no in-app purchases.
Do Core Three or Only Three have ads?
Neither Core Three nor Only Three shows ads.

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