Study Timer Display vs OneTime
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Study Timer Display
Transform your device into a minimalist, distraction-free desk clock. Ideal for students and productivity environments, it helps maintain focus during study sessions and homework.
- Minimalist desk clock design
- Distraction-free environment
- Ideal for study sessions
- Suitable for homework time
- Useful for library use
- Enhances productivity
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Stay Focused & Study Better Turn your phone or tablet into a minimal, distraction-free desk clock designed for students. Perfect for study sessions, homework time, library use, and productivity environments.
OneTime
Effortlessly track your daily activities with a simple stopwatch. Organize your day with a timeline, calendar, and detailed statistics to understand how you spend your time. Supports manual entries, edits, and automatic tracking by app.
- One-tap time tracking
- Activity timeline
- Calendar view
- Weekly/monthly statistics
- Manual entries and edits
- Automatic app tracking
- Routines and checklists
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OneTime is a time-tracking stopwatch for recording time and organizing your day. Start with one tap, and your records flow into a timeline, calendar, and stats. You can track study, work, exercise, reading, and daily activities. See how much you did each day and review weekly and monthly patterns. What you can do with OneTime • Timeline See your activities in chronological order throughout the day. • Calendar Review your records by date and check any day you want. • Stats See how you spend your time with weekly and monthly patterns. • Time tracking Use a stopwatch that tracks one activity at a time. • Manual entries and edits Add missed time later, edit existing records, and leave notes. • Automatic tracking by app Track time automatically based on selected apps. • Routines and checklists Organize recurring items and manage date-based checklists. You can add items, reorder them, and carry unfinished items over to the next day. Missed a record? No problem. You can add or edit it later. OneTime is built not just for measuring time, but for reviewing and organizing your records. If you want time tracking, timeline, calendar, and stats in one app, OneTime fits. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: Study Timer Display at 100% against OneTime's 0%. Study Timer Display also leads on in-app purchases (none vs 4) and ads (none vs shown). OneTime's advantage is price (Free vs $1.99). On 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
OneTime is free to download; Study Timer Display costs $1.99 up front. OneTime sells 4 in-app purchases, starting at $0.99 per month. Study Timer Display asks for nothing beyond the download.
Study Timer Display ships an update every 4 days, OneTime weekly. The most recent releases landed on October 8, 2026 and October 31, 2026 respectively.
| Parameter | Study Timer Display | OneTime |
|---|---|---|
| Price | $1.99 | Free — better |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Update frequency | Every 4 days — better | Weekly |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 19 MB | 70 MB |
| Age rating | 4+ | 4+ |
| Developer | JAEMIN LEE | UNCHAN BAEK |
Customer experience
Study Timer Display
OneTime
In-app purchases
Study Timer Display
No in-app purchases
OneTime
- Launch Monthly$0.991 Month
- Monthly7 Days trial$1.991 Month
- Token Bundle$0.99
- Lifetime$11.99
