OneLine Widget vs Core Three
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
OneLine Widget
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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 โข Pin any note to a Home Screen or Lock Screen widget โข Rich text formatting โ bold, italic, underline, links, and adjustable sizes โข Attach images and screenshots, with automatic QR-code detection โข Location-aware: tap a widget near a place you've tagged, and it opens the note you saved for there โข Create as many notes as you like, search them instantly โข 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.
Core Three
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | OneLine Widget | Core Three |
|---|---|---|
| Price | Free | Free |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone |
| Requires iOS | 17.6 | 17.6 |
| Further details โ not scored | ||
| Size | 1 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Daniel Mantilla | PAUL SHIN GAY |
In-app purchases
OneLine Widget
No in-app purchases
Core Three
No in-app purchases









