Mono Task vs This One Thing
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mono Task
This app helps you structure your day using time blocking and single-tasking strategies. Visualize your schedule, receive timely reminders, and capture ideas. It offers features for ADHD users and allows for saving and reusing daily templates.
- Visual calendar and timeline
- Automatic task organization
- Monotasking focus
- Time boxing
- Timely reminders
- Template saving
- Inbox for ideas
- ADHD-friendly focus timers
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Step into a balanced, productive life with the Mono Task app – the innovative day planner designed to transform your daily routine. Embrace the same strategies used by some of the most successful people to focus on single tasks and achieve a holistic approach to time management. Mono Task Free Features: - VISUAL CALENDAR & TIMELINE: Visualize your day with an engaging timeline for intuitive planning. - AUTOMATIC ORGANIZATION: Rearrange tasks easily by dragging and dropping, and Mono will handle the rest. - MONOTASKING: Stay focused by tackling one task at a time. - TIME BOXING: Structure your day with precision using time blocks. - TIMELY REMINDERS: Stay in the flow with reminders and alerts. - TEMPLATE: Save your perfect day as a template for quick reuse. - INBOX FOR IDEAS: Capture thoughts and tasks as they arise, ensuring nothing is forgotten. - WIDGETS: View your current activity and upcoming tasks on your Home Screen. - ADHD-FRIENDLY: Mono Task supports neurodiversity with focus timers to enhance executive functioning. Upgrade to Mono Task Premium for: - iCLOUD SYNC: Sync your tasks across all your iOS devices using iCloud. - CALENDAR IMPORT: Add events from your Apple Calendar. - MORE TASK COLORS: Personalize tasks and activities with your favorite colors. - SEARCH & FILTER: Effortlessly filter tasks and gain insights into your time allocation. - SAVE TIMELINES FOR LATER: Create and customize templates for various scenarios, building a library of frequently used schedules. With Premium, enjoy unlimited templates. - APP-ICON GALLERY: Choose an app icon that suits your style and Home Screen. - WIDGET COLORS: Enhance your widgets with a palette of beautiful colors. - HABIT TRACKING: Connect the Mono Habit app to track habits within your timeline. - UPCOMING FEATURES: Get early access to new features as they are released. Embark on a journey toward a well-balanced life with Mono Task, your ultimate activity planner. Achieve optimal life balance, one activity at a time. Experience the Mono lifestyle today and watch your day effortlessly flow. Standard End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
This One Thing
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The productivity problem you've never heard of: Every todo app shows you everything. Your brain sees the list and freezes. Psychologists call it "choice paralysis." We call it Tuesday. This One Thing: Single Task; ADHD Focus Todo Productivity solves the opposite problem: not how to organize your tasks, but how to hide them. Here's how it works: Add unlimited tasks (your brain needs to capture everything) See exactly ONE task at a time (your eyes need to focus on THIS ONE THING) Complete it to reveal the next (no peeking, no planning, no paralysis) Skip if you must (but it goes to the back of the line) What you won't find here: Priority levels (everything's a priority, which means nothing is) Due dates (artificial urgency is still anxiety) Categories (organizing is procrastinating with extra steps) Collaboration (focus is a solo sport) Gamification (you're not a rat in a maze) What you will find: One task. One screen. One decision. A timer that shows focus time (what you measure, you value) Statistics that matter (streak days, completion count) Design that looks expensive (because restraint is luxury) The behavioral economics: Rory Sutherland, vice chairman of Ogilvy, says the best solutions solve the problem backwards. Instead of "how do I get more done?" ask "what stops me from starting?" The answer: seeing everything stops you from doing anything. THIS ONE THING makes the limitation into the feature. You can't see task #2 until task #1 is done. Not because we're mean, but because your brain works better that way. Who this is for: People with 50+ tasks who complete zero Anyone who reorganizes their todo list instead of doing it Humans who overthink, overplan, and underexecute Those who know that "just start" works but can't make themselves start Who this isn't for: People who need to see the big picture (this app deliberately hides it) Teams (there's no sharing, no sync, no collaboration) Planners (there's no calendar, no projects, no someday/maybe) This app makes your life harder in exactly one way: you can't avoid the next task by looking at other tasks. No escaping into "planning." No comfort of "I'll do that other thing first." Just you and THIS. Every time. Most apps try to make work easier. This one makes avoidance harder. That's worth $4.99. Privacy: Your tasks live on your device. No account, no cloud, no tracking. We don't know what you're doing, and we don't want to. RESOURCES: • Privacy Policy: https://pragmathema.com/#this • Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Mono Task at Free against This One Thing's $4.99. Mono Task also leads on update cadence (every 2 weeks vs every 6 weeks) and iOS requirement (18.6 vs 26.0). This One Thing's advantage is in-app purchases (none vs 4). On ads 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
Mono Task is free to download; This One Thing costs $4.99 up front. Mono Task sells 4 in-app purchases, starting at $0.99 per month. This One Thing asks for nothing beyond the download.
Mono Task ships an update every 2 weeks, This One Thing every 6 weeks. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.
| Parameter | Mono Task | This One Thing |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 4.7 (20 ratings) — better | — |
| Positive reviews | 80.0% of reviews | — |
| Number of ratings | 20 — better | — |
| Update frequency | Every 2 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, Vision Pro — better | iPhone, iPad |
| Requires iOS | 18.6 — better | 26.0 |
| Further details — not scored | ||
| Size | 24 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | 3CUPS PTY LTD | Nikola Knezevic |
In-app purchases
Mono Task
- Premium Features Subscription$0.991 Month
- Premium Features Subscription7 Days trial$1.991 Month
- Premium Features Subscription$9.991 Year
- Prepd Premium (Lifetime)$29.99
This One Thing
No in-app purchases









