Ultimate Focus vs Notsure
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ultimate Focus
Enhance your productivity with a visual timer designed for focused work and study. Manage tasks, utilize Pomodoro cycles, block distractions, and track your progress. Sync with your calendar and personalize your experience with customizable themes and sounds.
- Visual timer with drag-to-set functionality
- Task-specific focus sessions
- Pomodoro mode for cycles
- Distracting app and website blocking
- Calendar sync for sessions and reflections
- Customizable themes and icons
- Home Screen widgets and Shortcuts integration
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Focus is built less on willpower and more on an environment that makes it easy to begin. Ultimate Focus is a simple focus timer designed with only the features you actually need for work and study. Manage separate sessions for each task, review your focus, use Pomodoro mode, block distracting apps, and sync your sessions with Calendar—all in one app. Features - Drag your finger to quickly set the timer. - Organize your focus time by separating sessions for different tasks. - Stay in rhythm with Pomodoro mode for natural cycles of focus and break. - Review how you focused with stats and reflection features. - Sync your focus sessions and reflections with the Calendar app. - Personalize the app with 70+ color themes and app icons. - Check your focus stats or start a timer right away from Home Screen widgets. - Start a timer using Shortcuts. - Block selected apps and websites while you focus. - Use Habits to receive reminders at the times you want. - Customize notification sounds and background music to match your style. (Premium) - Sync and edit your focus records across devices with iCloud. (Premium) If you experience any issues while using the app, have questions, or find a bug, please contact us anytime at hello@ultimatefocus.app. Terms of Use : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Notsure
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Some actions leave no room for regret. A deleted account, a transferred sum, a message sent — once executed, it's done. You know this. Which is why your finger is still hovering over the screen. Notsure is the buffer that exists in that one second before. No advice. No judgment. No record of anything you do here. Just a neutral behavioral framework — a final physical gap before the point of no return. 【 When will you need Notsure? 】Not hypothetical. The irreversible moments you're about to face: • The message you can't take back: wanting to reach out to an ex, an impulsive text after a breakup, a declaration of no return during a fight. In the second before you hit send, you need a neutral layer to cool down in. • Digital assets you can't chase: large crypto transfers, international wire transactions. At the last moment before assets leave your control, trigger a second rational physical confirmation. • Digital self-deletion: removing a social account you built over years, wiping all cloud backups. Before data disappears permanently, complete one final behavioral review. • Authorizing an AI agent to act: before you hand decision authority to an automated AI agent for sensitive tasks. Before AI runs faster than your brain, hold the manual switch. 【 82 irreversible digital actions, in 6 defense layers 】From permanent data deletion and asset transfer to authorizing AI agents to act on your behalf. Each has a clearly defined irreversibility mechanism, aligned with GAP-NLP-1.0. Entering Notsure is not about stopping you. It's about knowing that in the second before you press, this neutral space exists. No feelings asked. No suggestions made. No record kept. Stop, or continue. The decision is always yours. 【 After You Enter 】 When you choose the context, a sentence appears on screen. Not advice. Not a question. Just one sentence that describes this moment — precise enough to make you stop. You don't need to do anything with it. It's just there. Many people find themselves entering a quiet state at this moment — not because they were guided, but because something caught this moment and gave the thought somewhere to land. That's what the neutral layer does. Not to stop you. Not to persuade you. Just to give you a space to actually pause before you act. Built on THE GAP Framework. Compliant with GAP-NLP-1.0. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Notsure at weekly against Ultimate Focus's every 3 weeks. Ultimate Focus's advantage is device support (6 vs 2) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases 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
Both are free to download. Ultimate Focus sells 4 in-app purchases, starting at $2.99 per month and Notsure sells 1 in-app purchase, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.
Ultimate Focus ships an update every 3 weeks, Notsure weekly. The most recent releases landed on October 14, 2026 and September 28, 2026 respectively.
| Parameter | Ultimate Focus | Notsure |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (183 ratings) — better | — |
| Positive reviews | 85.1% of reviews | — |
| Number of ratings | 183 — better | — |
| Update frequency | Every 3 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod, Mac, Apple Watch, Vision Pro — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 92 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | StonicSolution | Hsieh ChiaMing |
Bugs and requests
Ultimate Focus
Reported bugs
17 issues- Pomodoro mode not working
- Timer not movable after exiting desktop app
- Session switching on iPhone is confusing
- Shortcuts only allow one section selection
- Default timer is always 25 min
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- Restarting phone requires re-onboarding
- Alarm sound is too short
- Icon cannot be moved on home screen
- Timer doesn't record if stopped early
- Timer end memo sometimes doesn't display
- Keynote doesn't show timer overlay
- App volume cannot be adjusted
- Dock icon cannot be hidden
- Sync issues across devices
- Apple Watch timer stops when screen dims
- Apple Watch app lacks break timer
- Timer not resetting correctly
Requested features
37 requests- Pause and resume timer functionality
- Guide website for usage
- Option to purchase premium
- Improve iPhone session switching clarity
- Pomodoro mode without breaks
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- Ability to add time manually after forgetting to start
- Count-up (stopwatch) mode
- Ability to choose own theming colors
- Weekly report with productivity insights
- AI to break down trends
- Continuous timer alarm sound until dismissed
- Real-time widget for specific sessions
- Ability to set default timer per session
- Option to change daily reset time (e.g., 2 AM instead of midnight)
- Show current time on Apple Watch timer screen
- Option to hide numbers on menu bar timer
- Option to have timer circle represent full visual space regardless of duration
- Ability to run multiple timers simultaneously
- Bar graph option for timer visualization
- Stopwatch mode for flexible time tracking
- Option to change time cycle for daily reset
- One-time purchase option for premium
- More sound themes or custom color themes
- Option to disable retrospect pop-up
- Digital display option for timer
- Adjustable alarm volume within the app
- Option to hide app icon from dock
- Tutorial for Pomodoro mode settings
- Option to make timer display on Keynote
- Sync session and retrospect lists across devices
- Improve Apple Watch app functionality (e.g., break timer)
- Option to set timer for over 60 minutes
- Option to reset timer to start from beginning
- Option to have timer on every desktop
- Option to show only icon on menu bar
- Invert clock colors for focus and break times
- Ability to change timer duration for each session individually
Notsure
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Ultimate Focus
- Ultimate Focus - Monthly$2.991 Month
- Ultimate Focus - Annual7 Days trial$17.991 Year
- Ultimate Focus - Annual$17.991 Year
- Ultimate Focus - Lifetime$39.99
Notsure
- Notsure Annual$19.991 Year









