Simple Timer & Alarm ListTimer vs Periodic Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Periodic Timer
This app provides a simple, repeating interval timer that can run in the background without distracting you. It offers customizable alerts, quick start options, and prevents your screen from locking while active. Ideal for various activities like fitness, cooking, and learning.
- Repeating interval timer
- Background operation
- Customizable alerts (vibration/sound)
- Prevent lockscreen
- Shake to start
- Multiple timer output modes
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Keep track of time without being distracted by the device! Simple and easy timer that repeats at your chosen interval. FEATURES - Vibration, if sound is off. - Works in the background. - 3 timer output modes: intervals, total time, countdown. - You can cancel or pause the timer with help of a notification. - Quick Start from icon. - Shake To Start - can be enabled in settings. - Prevent Lockscreen - another useful setting, the screen will not lock, while the timer is running. USE CASES Here is a list of known use cases based on the real feedback: Fitness and health: - Stretching - Stationary bicycle (interval training) - On a treadmill - For HIIT - Jogging - Timed medication - Boxing Cooking - While frying potatoes - Roasting steaks - Checking an over or a grill to prevent burning Learning & science - Foreign language learning - As a lab timer - Periodic data collection - Speech training - Presentation timing Other - Mindfulness - Communication - To have a sense of time flying away :) HELP Q: Why the timer doesn't work in the background? A: You should allow notifications. Q: How to turn off the sound and turn on the vibration? A: On the device, turn the Silent Mode on. (Side Switch) Q: Alert is limited for 5 seconds! A: Go to Settings app, then Periodic Timer > Notifications > Banner Style > Persistent. Q: How to switch the Timer Output Mode? A: To switch the Output Mode touch the timer display at the top of the screen. Q: What is Shake To Start for? A: Shake To Start setting allows to start/cancel the timer by shaking the device. Thus, you don't touch the screen, what can be useful while cooking, for example. In order for this mode to work, the app should be open. If you still have questions or suggestions, you can visit the support page (https://goo.gl/forms/pggVBcaBxdW85EGE3), the Facebook group (http://www.facebook.com/groups/PeriodicTimer/) or you can email me (periodictimer.sup@gmail.com). If you like the app - please, rate it!
Screenshots
Verdict
The clearest difference is rating: Simple Timer & Alarm ListTimer at 4.7 against Periodic Timer's 4.1. Simple Timer & Alarm ListTimer also leads on review sentiment (89% vs 52%) and update cadence (every 5 days vs every 2 months). Periodic Timer's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, ratings volume 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. Simple Timer & Alarm ListTimer sells 4 in-app purchases, starting at $0.49 per 7 days. Periodic Timer asks for nothing beyond the download.
Simple Timer & Alarm ListTimer holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 303 and 167 respectively. Written reviews point the same way: 89% of Simple Timer & Alarm ListTimer's written reviews are positive against 52% of Periodic Timer's.
Simple Timer & Alarm ListTimer ships an update every 5 days, Periodic Timer every 2 months. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.
| Parameter | Simple Timer & Alarm ListTimer | Periodic Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (303 ratings) — better | 4.1 (167 ratings) |
| Positive reviews | 89.1% of reviews — better | 52.1% of reviews |
| Number of ratings | 303 — better | 167 |
| Update frequency | Every 5 days — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 36 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Lemon LLC | Vladimir Kelin |
Customer experience
Simple Timer & Alarm ListTimer
Periodic Timer
User reviews
Simple Timer & Alarm ListTimer
From 303 App Store ratingsWhat we love
- 👍 Simple and intuitive user interface
- ⏱️ Seconds display feature (unlike Apple's native timer)
- 🔇 True silent/vibration-only alert option
- 🎯 Multiple simultaneous timers capability
- ✅ Highly reliable and consistent performance
Room to improve
- 🐛 Alarm doesn't always trigger when app is closed
- 📢 Intrusive and frequent advertisements
- 🔊 Ad sounds play despite silent timer setting
- ⚙️ Awkward repeat function toggle in settings
- 📱 Requires app to remain open for vibration alerts
Periodic Timer
From 167 App Store ratingsWhat we love
- 👍 Simple and intuitive interface
- ⏱️ Effective repeating/interval timer functionality
- 🎯 Does exactly what it's designed to do
- 🔇 Vibration-only option available
- 📱 Works in background with screen off
Room to improve
- 🔊 Sound/notification issues (unreliable or missing)
- 💰 Aggressive premium upselling in free version
- 🐛 Timer cancels when phone is shaken
- 🔋 Activates heart rate sensor, drains battery
- 📵 Doesn't work reliably with screen locked
Bugs and 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
Show 2 moreShow fewer
- Larger font size option
- Custom time ranges including seconds
Periodic Timer
Reported bugs
12 issues- Sound/notifications fail to trigger despite settings enabled
- Timer cancels when phone is shaken or moved
- Vibration doesn't work when screen is locked or off
- App crashes on launch (especially after updates)
- Watch app crashes or doesn't function
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- Notifications inconsistent on Apple Watch
- Timer speed inaccurate (runs too fast)
- App won't open after deletion and reinstall
- Upgrade popup spams every second, making app unusable
- Heart rate monitor stays active, draining battery
- Vibration doesn't work on silent mode
- Watch green light stays on continuously
Requested features
15 requests- Adjustable sound volume and custom alert sounds
- Customizable vibration patterns
- Settings menu for user preferences
- Ability to add notes/labels to timers
- Seconds-only timer option
Show 10 moreShow fewer
- Simple countdown timer (non-repeating)
- Separate exercise and rest period intervals
- Start timer at specific time of day
- Disable sound option for silent vibration-only mode
- Prevent screen lock while timer is running
- Apple Watch vibration support
- Seconds increment option (not just minutes)
- Better Apple Watch complications and integration
- Free trial period before purchase requirement
- Disable shake-to-cancel functionality
In-app purchases
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
Periodic Timer
No in-app purchases
Questions
Is Simple Timer & Alarm ListTimer free?
Is Periodic Timer free?
Which has better reviews, Simple Timer & Alarm ListTimer or Periodic Timer?
Do Simple Timer & Alarm ListTimer or Periodic Timer have ads?
Which is updated more often, Simple Timer & Alarm ListTimer or Periodic Timer?
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