Interval Timer Alarm vs Simple Timer & Alarm ListTimer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Interval Timer Alarm
This free productivity app provides customizable interval timers with repeating alarms and vibrations. It's designed for various uses like study sessions, interval training, and time management, ensuring continuous operation even on lock screens.
- Customizable interval timers
- Repeating alarms and vibrations
- Notes for each interval
- Two sound types
- Optional seconds count sound
- Background operation
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A simple interval timer free app with a one-line notes that repeats alarms and vibrations a specified number of times at fixed time intervals specified in minutes and seconds. You can switch between two types of sounds and select the presence or absence of a seconds count sound. Does not sleep during operation, does not operate on sleep screen / lock screen / background. For Kleperin test, muscle training exercise, presentation practice, talk time management.
Simple Timer & Alarm ListTimer
This app offers a simple, one-tap timer for various activities like focus, study, and workouts. It displays finish times, works in the background with notifications, and supports vibration for silent mode. An upgrade option removes ads and adds lock screen countdowns and custom sounds.
- One-tap start
- Finish times displayed
- Background notifications
- Vibration for silent mode
- Easy repeat function
- Battery friendly operation
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ListTimer is a free timer app that can be started with just one tap. It displays end times and works in the background. ●One Tap to Start All you have to do is tap it once. ●Finish Times Displayed on Screen It shows the time your alarm will finish. ●Notifies You in Background When the timer ends, ListTimer also notifies you in the background. ●Vibration ListTimer vibrates your device so you can also use it in silent mode. ●Repeat Easily Tap the repeat button to repeat the timer at intervals. ●Battery Friendly ListTimer doesn't consume your battery power in the background because it notifies you after you close the app. URL Scheme = "listtimer:" @http://icons8.com/ ■■ Upgrade ■■ - No Ads - Countdown on Lockscreen - Change Alarm Sound - Customize Theme Color - Longer Interval Settings - Save 2 or More Favorites 【Privacy Policy and Term of Use】 https://texttospeech.helpshift.com/a/timerapp/?l=en&s=help&f=privacy-policy
Screenshots
Verdict
The clearest difference is rating: Simple Timer & Alarm ListTimer at 4.6 against Interval Timer Alarm's 3.9. Simple Timer & Alarm ListTimer also leads on review sentiment (89% vs 49%) and update cadence (every 5 days vs every 11 months). Interval Timer Alarm's advantage is monetization model (ad-supported vs free with in-app purchases). 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. Interval Timer Alarm sells 1 one-off in-app purchase and Simple Timer & Alarm ListTimer sells 4 in-app purchases, starting at $0.49 per 7 days. Whichever you choose, the download price is not the number that matters.
Simple Timer & Alarm ListTimer holds the better App Store score, 4.6 against 3.9. That said, the two scores are not equally well evidenced: Simple Timer & Alarm ListTimer has 302 ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 49% of Interval Timer Alarm's written reviews are positive against 89% of Simple Timer & Alarm ListTimer's.
Interval Timer Alarm ships an update every 11 months, Simple Timer & Alarm ListTimer every 5 days. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.
| Parameter | Interval Timer Alarm | Simple Timer & Alarm ListTimer |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (18 ratings) | 4.6 (302 ratings) — better |
| Positive reviews | 48.6% of reviews | 89.1% of reviews — better |
| Number of ratings | 18 | 302 — better |
| Update frequency | Every 11 months | Every 5 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15 — better | 15.6 |
| Further details — not scored | ||
| Size | 12 MB | 37 MB |
| Age rating | +4 | 4+ |
| Developer | SHIGETO TAKAGI | Lemon LLC |
Customer experience
Interval Timer Alarm
Simple Timer & Alarm ListTimer
Bugs and requests
Interval Timer Alarm
Not enough reviews yet to summarise bugs or requests.
Simple Timer & Alarm ListTimer
Reported bugs
5 issues- Alarm fails to trigger when app is closed or locked
- Vibration doesn't work reliably in background
- App fails to download (stuck on iCloud icon)
- Notification bar alert insufficient to wake users
- Inconsistent vibration performance in some scenarios
Requested features
7 requests- 12-hour time format option for end-time display
- Independent alarm volume control (separate from phone volume)
- Simpler repeat function toggle (zero repeat option in settings)
- Text/description field to note what timer is for
- Interval repetition with alerts
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- Larger font size option
- Custom time ranges including seconds
In-app purchases
Interval Timer Alarm
- Remove Ads$1.99
Simple Timer & Alarm ListTimer
- ListTime One Weeek$0.497 Days
- ListTimer Plus$2.491 Month
- ListTimer Plus7 Days trial$14.991 Year
- ListTimer Plus$4.99
Questions
Is Interval Timer Alarm free?
Is Simple Timer & Alarm ListTimer free?
Which has better reviews, Interval Timer Alarm or Simple Timer & Alarm ListTimer?
Do Interval Timer Alarm or Simple Timer & Alarm ListTimer have ads?
Which is updated more often, Interval Timer Alarm or Simple Timer & Alarm ListTimer?
Other comparisons
