Focus To vs Dev Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Focus To
This app combines a Pomodoro timer with task management to boost productivity. Organize tasks, set reminders, and track your focused work sessions with detailed reports. Syncs across all your devices for seamless management.
- Pomodoro timer with customizable lengths
- Task and project organization
- Recurring tasks and reminders
- Detailed time tracking reports
- Cross-platform synchronization
- White noise for focus
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Focus To-Do combines Pomodoro Timer with Task Management, it is a science-based app that will motivate you to stay focused and get things done. It brings Pomodoro Technique and To Do List into one place, you can capture and organize tasks into your todo lists, start focus timer and focus on work & study, set reminders for important tasks and errands, check the time spent at work. It's the ultimate app for managing Tasks, Reminders, Lists, Calendar events, Grocery lists, checklist, helping you focus on work & study and tracking your working hours. Focus To-Do syncs between your phone and computer, so you can access your lists from anywhere. How it works: 1. Pick a task you need to accomplish. 2. Set a timer for 25 minutes, keep focused and start working. 3. When the pomodoro timer rings, take a 5 minute break. Key Features: - Pomodoro Timer:Stay focused and get more things done. Pause and resume Pomodoro Customizable pomodoro/breaks lengths Notification before the end of a Pomodoro Support for short and long breaks Skip a break after the end of a Pomodoro Continuous Mode - Tasks Management: Task Organizer, Schedule Planner, Reminder, Habit Tracker, Time Tracker Tasks and projects: Organise your day with Focus To-Do and complete your to do, study, work, homework or housework you need to get done. Recurring tasks: Build lasting habits with powerful recurring due dates like "Every Monday". Reminders: Setting a Reminder ensures you never forget important things ever again, you can set up recurring due dates to remind you each and every time. Sub-tasks: Break down your task into smaller, actionable items or add a checklist . Task Priority: Highlight your day’s most important To-Do with color-coded priority levels. Estimated Pomodoro Number: Estimate the workload or set a goal. Note: Record more detailed about the task. - Report: Detailed statistics of your time distribution, tasks completed. Support the calculation of the total time of Focus Time. Gantt Chart of the Focus Time. Statistics on completed To Do. Statistics on time distribution of project. Trend chart of the completed To Do and the focus time. - All-Platform synchronization: View and manage your goals wherever you are for better goal achieving. Support seamless synchronization within iPhone、Mac、iPad、Apple Watch and other major platforms. - Various Reminding: Focus Timer finished alarm, vibration reminding. Various white noise to help you focus on work & study. - Daily/Weekly/Monthly Report View all of your tracked time in a calendar view. - Support prevention of screen lock: Check the pomodoro time left by keeping the screen on. Contact Us: support@focustodo.net, reply within 24 hours. Website: http://www.focustodo.cn Pomodoro ™ and Pomodoro Technique ® are registered trademarks of Francesco Cirillo. This app is not affiliated with Francesco Cirillo. Users have been focused on our app for 200 million hours, join us and we help you to be focused and increase your productivity, reduce procrastination and anxiety.
Dev Calc
This app assists developers and programmers with immediate numeric conversions between binary, octal, decimal, and hexadecimal formats. It also provides tools for generating color codes from RGB, HSL, and HSV values, with a color picker and preset options.
- Numeric conversion (Bin, Oct, Dec, Hex)
- Signed/Unsigned options
- Adjustable bit sizes (8, 16, 32, 64)
- RGB, HSL, HSV color code generation
- Color picker
- Preset color options
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You can convert numeric to Bin, Oct, Dec, Hex immediately with Signed, Unsigned. ** Introduction ** This is a calculator app to help System Developers and Programmers. Convert numeric to binary, octal, decimal, hex immediately. You can set conversion bit number and signed/unsigned, so you can adjust settings for binary, short, int, long. Also you can get clolor code for system application from RGB and Color Picker. And you can choose preset color simply. ** Overview ** - Convert numeric to binary, octal, decimal, hex immediately. - You can edit each digits for detailed confirmation. - You can get color code from RGB, HSL, HSV and Color Picker. - Using preset color, you can get color code quickly. ** Characteristics ** >> Numeric conversion - You can input numeric in binary, octal, decimal, hex. - You can choose bits size from 8bits, 16bits, 32bits, 64bits. - You can choose signed numeric or unsigned numeric. - you can edit each digits directly. >> Color code - You can see a color code in Hex, RGB, HSL and HSV. - Support alpha channel of color. - You can get a color code from RGB, HSL, HSV adjuster and Color Picker. - You can get a color code just by choosing a preset color. ** Terms of Use ** https://coconutsdevelop.com/en/terms/terms_of_use.html ** Developer website ** https://coconutsdevelop.com/
Screenshots
Verdict
The clearest difference is rating: Focus To at 4.8 against Dev Calc's 2.0. Focus To also leads on ads (none vs shown) and ratings volume (15K vs 2). Dev Calc's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and monetization model 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. Focus To sells 3 one-off in-app purchases and Dev Calc sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Focus To holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Focus To has 15K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 80% of Focus To's written reviews are positive against 60% of Dev Calc's.
Focus To ships an update every 5 weeks, Dev Calc every 2 months. The most recent releases landed on September 25, 2026 and June 4, 2026 respectively.
| Parameter | Focus To | Dev Calc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (15K ratings) — better | 2.0 (2 ratings) |
| Positive reviews | 79.9% of reviews — better | 60.0% of reviews |
| Number of ratings | 15K — better | 2 |
| Update frequency | Every 5 weeks — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 100 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Tomato Software Technology Co., Ltd. | Toshiya Hondo |
Customer experience
Focus To
Dev Calc
Bugs and requests
Focus To
Reported bugs
3 issues- Pomodoro timer not working correctly
- Data/progress resets randomly
- Syncing issues between devices
Requested features
5 requests- Dark mode option
- Calendar integration
- Ability to pause/resume Pomodoro sessions
- More customization options
- Improved Apple Watch app functionality
Dev Calc
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Focus To
- Focus To-Do Premium$1.99
- 3 Months$3.99
- Lifetime$11.99
Dev Calc
- Remove Ads (Monthly)$1.991 Month









