Just Timer vs FocuDOS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Just Timer
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Everyday routines, work, study, and exercise. By being mindful of time in every situation, productivity can change dramatically. Just Timer is a simple and elegant timer app designed with speed and ease of use as the top priorities. Only the essential features are included, making it intuitive and effortless for anyone to use. You can manage multiple timers at the same time, which is perfect for cooking with parallel tasks or using the Pomodoro Technique to switch between work and breaks. Timers start instantly with a single tap, and you can adjust the time flexibly even while a timer is running. A stopwatch mode is also included for measuring elapsed time when needed. Just Timer runs reliably in the background and notifies you when a timer finishes. Without unnecessary decoration or complicated settings, Just Timer helps you focus on what matters right now. Main Features Manage multiple timers simultaneously Start timers with a single tap Adjust time during countdown with +1 minute / +5 minutes Timer and stopwatch modes Pin frequently used timers to the top Edit or delete timers with swipe gestures Quickly find timers using filters Background operation with notifications Recommended For Anyone looking for a simple and responsive timer Those who want to stay focused using the Pomodoro Technique Users who need to manage multiple timers while cooking or working People tracking workout or exercise intervals Anyone who prefers a clean app without unnecessary features
FocuDOS
This retro DOS-style tool helps you focus on tasks with customizable timers, task management, and progress tracking. It offers ambient sounds and lock screen widgets to enhance your concentration and review your time allocation.
- Customizable countdown and count-up timers
- Task creation with categories and notes
- Daily goals and progress statistics
- White and brown noise options
- Lock screen real-time activity display
- CSV data export
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FocuDOS 是一款复古 DOS 风格的专注工具。黑底灰字、像素数字,让每一次学习、工作和阅读,都从简单的计时开始。 【按自己的节奏专注】 支持倒计时与正向计时,可自定义专注时长,搭配长短休息和番茄循环,安排适合自己的节奏。 【把时间交给具体的事】 创建任务,添加分类与备注,让每段专注都有明确目标。 【看见专注的积累】 设置每日目标,查看专注记录和周、月统计,按分类回顾时间分配。 【营造专注氛围】 提供白噪音、棕噪音,以及提示音、触感和屏幕常亮设置。 【随时查看计时进度】 支持锁屏实时活动,在兼容设备上通过灵动岛查看倒计时。 【保留自己的记录】 支持 CSV 导出,方便整理和回顾专注数据。 从一件事开始,专注当下。 服务协议(EULA):https://support.onepiece.life/focudos/terms 隐私政策:https://support.onepiece.life/focudos/privacy
Screenshots
Verdict
The clearest difference is ads: FocuDOS at none against Just Timer's shown. Just Timer's advantage is update cadence (daily vs every 2 weeks). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.
Just Timer ships an update daily, FocuDOS every 2 weeks. The most recent releases landed on November 9, 2026 and November 11, 2026 respectively.
| Parameter | Just Timer | FocuDOS |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Daily — better | Every 2 weeks |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | BYNET | 草帽公社 |
In-app purchases
Just Timer
No in-app purchases
FocuDOS
No in-app purchases









