Simple Timer & Alarm ListTimer vs AIert
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 Lock Screen - 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
AIert
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AIert keeps an eye on the AI services you depend on and tells you the moment they go down — or come back. Now you can explore their status as a living, interactive 3D universe. Every AI service is a planet, so you can see at a glance which ones are healthy and which are having trouble — then tap any service to drill down into its individual components. KEY FEATURES • Interactive 3D status view - explore AI services like a solar system and read their status at a glance • Per-service alerts - choose exactly which services and components you want to be notified about • Instant push notifications when a service goes down or recovers • Real-user reports - see what others are experiencing right now Stop refreshing status pages. Let AIert tell you. — AIert is an independent app and is not affiliated with, endorsed by, or sponsored by any of the providers it monitors. All product names and trademarks are the property of their respective owners.
Screenshots
Verdict
The clearest difference is in-app purchases: AIert at none against Simple Timer & Alarm ListTimer's 4. AIert also leads on ads (none vs shown). Simple Timer & Alarm ListTimer's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 18.0). On price and update cadence 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. AIert asks for nothing beyond the download.
Simple Timer & Alarm ListTimer ships an update every 5 days, AIert every 4 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.
| Parameter | Simple Timer & Alarm ListTimer | AIert |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (303 ratings) — better | — |
| Positive reviews | 89.3% of reviews | — |
| Number of ratings | 303 — better | — |
| Update frequency | Every 5 days | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 36 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Lemon LLC | Minsung Kim |
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
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- Larger font size option
- Custom time ranges including seconds
AIert
Not enough reviews yet to summarise bugs or requests.
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
AIert
No in-app purchases
Questions
Is Simple Timer & Alarm ListTimer free?
Is AIert free?
Do Simple Timer & Alarm ListTimer or AIert have ads?
Which is updated more often, Simple Timer & Alarm ListTimer or AIert?
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