Best Interval Timer vs Simple Interval Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Best Interval Timer
This app acts as your personal coach, guiding you through workouts with customizable routines. Focus on your exercise while it manages timing for warm-up, high/low intensity intervals, cool-downs, and rest periods.
- Customizable workout routines
- Warm-up, intensity, cool-down, rest periods
- Background and multitasking support
- Adjustable interval sounds and vibrations
- Workout practice tracking
- Landscape and portrait orientation
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This app is like your personal coach, just focus on your workout without having to worry about time, Best Interval Timer will lead you to finish them perfectly. There is one default routine in this free version, but you can edit it to your own one which include warm-up, high/low intensity, cool down and rest time etc, you can custom as many sets as you wish to do. Key Features: ⁃ One default routine. ⁃ Big readable counting down time. ⁃ Start, pause or reset routine. ⁃ Warm up, low intensity, high intensity, cool down, rest time. ⁃ Support background, foreground playing and multitasking. ⁃ Music plays. ⁃ Vibrate or not. ⁃ 15 interval switch sounds. ⁃ 12 background interval pictures available. ⁃ Show number of times you have practiced of one routine. ⁃ Support landscape and portrait. ⁃ Create one reminder to alert you doing your workout. ⁃ Supports universal version. If you have any question or suggestion, please send email to our support userfeed@vip.tom.com.
Simple Interval Timer
This app provides a customizable interval timer for various training methods like HIIT, Tabata, and boxing. Structure your workouts to achieve your fitness goals with configurable sets and timers.
- Customizable interval sets
- Configurable workout values
- Supports HIIT, Tabata, boxing, sprints
- Workout structure and discipline
- Achieve fitness goals
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The Simple Interval Timer - S.I.T. is designed for any kind of interval training. Create your own sets and workouts! All the values are configurable so it can be used in different interval training methods such as Crossfit Training, HIIT, Tabata, boxing, or sprint training. It will give your workout the discipline and structure necessary to try and accomplish your fitness goals.
Screenshots
Verdict
The clearest difference is rating: Best Interval Timer at 4.6 against Simple Interval Timer's 4.0. Best Interval Timer also leads on review sentiment (89% vs 50%) and ratings volume (81 vs 2). Simple Interval Timer's advantage is ads (none vs shown) and update cadence (every 5 days vs every 12 months). On price, 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.
Best Interval Timer holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Best Interval Timer has 81 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 89% of Best Interval Timer's written reviews are positive against 50% of Simple Interval Timer's.
Best Interval Timer ships an update every 12 months, Simple Interval Timer every 5 days. The most recent releases landed on October 11, 2026 and October 1, 2026 respectively.
| Parameter | Best Interval Timer | Simple Interval Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (81 ratings) — better | 4.0 (2 ratings) |
| Positive reviews | 89.3% of reviews — better | 50.0% of reviews |
| Number of ratings | 81 — better | 2 |
| Update frequency | Every 12 months | Every 5 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.5 — better |
| Further details — not scored | ||
| Size | 19 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | 倩 赵 | DES Productions |
Customer experience
Best Interval Timer
Simple Interval Timer
Bugs and requests
Best Interval Timer
Reported bugs
7 issues- App stops working after rating notification
- Buttons don't work after rating notification
- Crashes when saving timers
- Crashes when editing exercises
- Freezes and stops working
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- Lost all timers after reinstalling
- Side view unusable
Requested features
10 requests- Ability to save multiple intervals/routines
- Voice cues for start/stop
- Apple Watch compatibility
- Larger buttons and text
- Option to save different schedules (e.g., Tabata)
Show 5 moreShow fewer
- Fix crashing when saving timers
- Fix crashing when editing exercises
- Improve side view usability
- Remove ads or reduce frequency
- Option to have cool down at the end of all intervals
Simple Interval Timer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Best Interval Timer
No in-app purchases
Simple Interval Timer
No in-app purchases
Questions
Is Best Interval Timer free?
Is Simple Interval Timer free?
Which has better reviews, Best Interval Timer or Simple Interval Timer?
Do Best Interval Timer or Simple Interval Timer have ads?
Which is updated more often, Best Interval Timer or Simple Interval Timer?
Other comparisons
