HelloTimer vs WillOS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HelloTimer
This app helps you build focus and rhythm with versatile timer functions. It supports multiple timers, background running, and real-time progress display on your lock screen or in a floating window. Track your time investment with detailed statistics for improved productivity.
- Multiple countdown and count-up timers
- Dynamic Island and Lock Screen integration
- Floating window mode (Picture-in-Picture)
- Background timer operation
- Save and track timer sessions
- Chart-based time statistics
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TimerPlus is more than a timer — it helps you build rhythm, stay focused, and move through your tasks with clarity. Count up, count down, or run multiple timers at once for study, workouts, cooking, deep work, and daily routines. 【Focus on Your Task】 • Dynamic Island & Lock Screen — See your timer in real time without unlocking your phone • Floating Window Mode — Picture-in-Picture lets you keep timing while handling other tasks • Background Running — Switch apps freely; your timers won’t stop 【Record & Understand Your Time】 Both count-up and countdown sessions can be saved. With chart-based statistics, you can clearly see how much time you invest in each task—making time management more rewarding. 【A Pure, Minimal Experience】 A clean and restrained interface with no unnecessary steps or distractions. Thanks for downloading! (#^.^#)
WillOS
This productivity tool helps users organize their time and prioritize tasks. It offers features to stay aware of time, focus on high-value activities, and manage tasks across multiple devices.
- Time awareness
- Task prioritization
- Cross-device task management
- Organized time management
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For J-types, P-types who want to be more J-like, or anyone who wants their time management to be well-organized. This tool can give you a hand and help you get your act together. · Stay aware of time at all times · Constantly remind yourself to prioritize high-value tasks · Want to view your tasks across multiple devices anytime, anywhere
Screenshots
Verdict
The clearest difference is price: HelloTimer at Free against WillOS's $3.99. HelloTimer also leads on update cadence (daily vs every 2 weeks). WillOS's advantage is device support (3 vs 1). On review sentiment, ads, in-app purchases 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
HelloTimer is free to download; WillOS costs $3.99 up front. HelloTimer sells 1 one-off in-app purchase and WillOS sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
HelloTimer ships an update daily, WillOS every 2 weeks. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.
| Parameter | HelloTimer | WillOS |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 — better | — |
| Update frequency | Daily — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 28 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | 海峰 陈 | 艺景 张 |
Customer experience
HelloTimer
WillOS
In-app purchases
HelloTimer
- TimerPlus Lifetime Unlock$2.99
WillOS
- Wishing Well (人・ω・。)2 variants$0.99
- Fuel me (//ω//)2 variants$2.99
- Feed me (//ω//)$4.99
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- PRO$6.99
- Feed me (//ω//)$6.99
