Intervals vs Plain CALENDAR_
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Intervals
This app helps you manage work and rest periods with customizable timers. It features a visual countdown, interval tracking, and audible alerts to keep you focused and balanced during workouts, study sessions, or tasks.
- Customizable work and rest intervals
- Round and total time calculation
- Visual circular timer
- Pause, resume, and navigate controls
- Audible chime alerts
- Progress indicators
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Intervals: Your Ultimate Time Management Tool Take control of your time with Intervals, the ultimate app for managing work and rest periods. Whether you're working out, studying, or focusing on tasks, Intervals helps you stay productive and balanced. Customizable Intervals: - Work Time: Set the duration for your work periods to stay focused and productive. - Rest Time: Define your rest intervals to ensure you get the necessary breaks. - Rounds: Specify the number of sets you want to complete for an efficient routine. - Total Time Calculation: Automatically calculates and displays the total time for your configured intervals and sets. User-Friendly Timer: - Visual Timer: A sleek circular timer visually indicates the remaining time for the current interval. - Interval Display: Clearly shows the current interval type (work or rest) and the remaining time. - Control Buttons: Easily pause, resume, or navigate through intervals with intuitive controls (previous, restart, next). - Progress Indicators: Keep track of the number of rounds completed with simple progress indicators. Alerts and Notifications: - Chime Alert: Enable an audible chime to notify you when an interval is over, keeping you on track without constantly checking your device. Easy Setup and Start: - Quick Configuration: Set up your intervals quickly and start your session with a single tap on the prominent "Go" button. Versatile Usage: Ideal for various activities such as workouts, study sessions, focus tasks, and more. With Intervals, you can optimize your time management, stay productive, and maintain a healthy balance between work and rest. Download Intervals today and take the first step towards better productivity and time management!
Plain CALENDAR_
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Plan and organize your days with Plain Calendar! Easily add events with titles, set alarms to get timely notifications, and stay on top of your schedule. Our intuitive interface makes managing your events a breeze. Perfect for daily planning and event reminders. Download now and never miss an important moment!
Screenshots
Verdict
The clearest difference is update cadence: Plain CALENDAR_ at every 2 days against Intervals's every 2 weeks. On price, ads, in-app purchases and 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Intervals ships an update every 2 weeks, Plain CALENDAR_ every 2 days. The most recent releases landed on September 18, 2026 and September 2, 2026 respectively.
| Parameter | Intervals | Plain CALENDAR_ |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.5 | 16.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 107 MB |
| Age rating | 4+ | 4+ |
| Developer | Aydin Metel | Hyobeom Han |
In-app purchases
Intervals
No in-app purchases
Plain CALENDAR_
No in-app purchases
