Comparison

OneLine Widget vs Core Three

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

Head to head
About

OneLine Widget

Features
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One Line keeps what matters most right where you'll see it โ€” on your Home Screen and Lock Screen. No accounts. No sync. No clutter. Just your notes, pinned to your phone like text written on the OS itself. FEATURES โ€ข Pin any note to a Home Screen or Lock Screen widget โ€ข Rich text formatting โ€” bold, italic, underline, links, and adjustable sizes โ€ข Attach images and screenshots, with automatic QR-code detection โ€ข Location-aware: tap a widget near a place you've tagged, and it opens the note you saved for there โ€ข Create as many notes as you like, search them instantly โ€ข Fast, private, and entirely on your device One Line is for grocery lists, door codes, Wi-Fi passwords, gate instructions, a reminder to your future self โ€” anything you want one tap away.

About

Core Three

Features
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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 โ€“ Focus on your most important tasks without distraction - Smart Backlog โ€“ Store future tasks and let them automatically move to Today when you're ready - Due Dates & Notes โ€“ Add context and deadlines to stay organized - Track Progress โ€“ See your completed tasks and celebrate your wins - Powerful Search โ€“ Find any task instantly across all lists - Clean Design โ€“ 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.

Screenshots

OneLine Widget4 screens
Core Three4 screens

Verdict

The call

OneLine Widget and Core Three are too close to call on the numbers: across 5 compared parameters โ€” price, ads, in-app purchases and device support among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

ScorecardNo meaningful differences
OneLine Widget versus Core Three: the parameters behind the verdict, then further details
ParameterOneLine WidgetCore Three
PriceFreeFree
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone
Requires iOS17.617.6
Further details โ€” not scored
Size1 MB1 MB
Age rating4+4+
DeveloperDaniel MantillaPAUL SHIN GAY

In-app purchases

None

OneLine Widget

No in-app purchases

None

Core Three

No in-app purchases

Questions

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

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