Laboratory Timer vs StartWatch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Laboratory Timer
Manage multiple countdown timers simultaneously for scientific experiments. This app features a user-friendly interface, the ability to save presets, and notifications when alarms sound. It also offers Apple Watch integration for real-time visualization and alerts.
- Run multiple timers concurrently
- Save preset timers with names
- Pause and resume timers
- Receive alarm notifications
- Apple Watch real-time visualization
- User-friendly interface
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Laboratory Timer is an easy-to-use countdown timer designed to run multiple alarm timers for laboratory at once. With Laboratory Timer’s gorgeous interface and user friendly navigation, it has never been easier to manage scientific experiments. You can also use your Apple Watch to visualize all your timers in real-time, and get notifications on your wrist. To use the Laboratory Timer app just pull down to add a new timer, set the duration and press “Play”. Key Features: • Add and run as many timers as you need • Save preset timers with name and duration • Pause and resume timers • Receive a notification when the alarms go off Learn more about shazino at www.shazino.com Follow us on Twitter @shazino
StartWatch
This app allows you to start a stopwatch instantly and then convert it into a timer. You can run multiple timers and stopwatches simultaneously, with options to customize display and track past events. It offers advanced features like markers and live activities for efficient time management.
- Instant stopwatch start
- Convert stopwatch to timer
- Run multiple timers/stopwatches
- Customize display units
- History and undo functionality
- Markers for elapsed time
- Live Activities with Dynamic Island
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Start the stopwatch instantly, then turn it into a timer. Most timers are inaccurate because it takes 5 to 30 seconds to set the timer while time slips away. With StartWatch, you start the timer like a stopwatch, then you can take as much time as you need to set the alarm. Features Include: Run multiple stopwatches and timers. Convert a stopwatch to a timer and back to a stopwatch. Stopwatch continues to count after the timer is finished. Set a timer based on the time the stopwatch began, or the current time. Change a timer without losing the start time. Customize how the StartWatch is displayed. For example you can choose to show in weeks, days, or years. History - Undo an accidentally stopped StartWatch or change the start time of any event. Markers - Mark a moment in time on a running StartWatch. View how much time has elapsed from the previous Marker. Icon Badges - View how many StartWatches are running at a glance. Live Activities with support for Dynamic Island on iPhone 14 Pro Watch Features: Complications for timers and stopwatches. Run timers and stopwatches in the background.
Screenshots
Verdict
The clearest difference is update cadence: StartWatch at every 6 days against Laboratory Timer's every 3 months. Laboratory Timer's advantage is iOS requirement (8.0 vs 26.0). On price, rating, review sentiment and ratings volume 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.
On the App Store both sit at effectively the same score — 4.7 for Laboratory Timer against 4.7 for StartWatch. Both are backed by a comparable volume of ratings — 47 and 49 respectively. Written reviews are what separate them: 92% of Laboratory Timer's written reviews are positive against 86% of StartWatch's.
Laboratory Timer ships an update every 3 months, StartWatch every 6 days. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.
| Parameter | Laboratory Timer | StartWatch |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (47 ratings) | 4.7 (49 ratings) |
| Positive reviews | 91.7% of reviews — better | 85.7% of reviews |
| Number of ratings | 47 | 49 — better |
| Update frequency | Every 3 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Apple TV, Apple Watch — better | iPhone, iPad, Apple Watch, Vision Pro |
| Requires iOS | 8.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 7 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | shazino | Apostol & Hall |
Customer experience
Laboratory Timer
StartWatch
In-app purchases
Laboratory Timer
No in-app purchases
StartWatch
No in-app purchases
Questions
Is Laboratory Timer free?
Is StartWatch free?
Which has better reviews, Laboratory Timer or StartWatch?
Do Laboratory Timer or StartWatch have ads?
Which is updated more often, Laboratory Timer or StartWatch?
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