# Laboratory Timer vs Timer for Rehearsal

The clearest difference is in-app purchases: Laboratory Timer at none against Timer for Rehearsal's 3. Laboratory Timer also leads on review sentiment (92% vs 63%) and iOS requirement (8.0 vs 18.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Timer for Rehearsal sells 3 in-app purchases, starting at $0.99 per month. Laboratory Timer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Laboratory Timer against 4.6 for Timer for Rehearsal. Both are backed by a comparable volume of ratings — 47 and 132 respectively. Written reviews are what separate them: 92% of Laboratory Timer's written reviews are positive against 63% of Timer for Rehearsal's.

Laboratory Timer ships an update every 3 months, Timer for Rehearsal every 6 weeks. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Laboratory Timer | Timer for Rehearsal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (47 ratings)](https://appshunter.io/ios/app/laboratory-timer/id537195348/reviews)** | [4.6 (132 ratings)](https://appshunter.io/ios/app/timer-for-rehearsal-fin/id726213320/reviews) |
| Number of ratings | 47 | **132** |
| Positive reviews | **91.7% of reviews** | 62.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 12 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | iPhone, iPad, iPod, Apple TV, Apple Watch | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [shazino](https://appshunter.io/developer/529461205) | [Joseph Cieplinski](https://appshunter.io/developer/568723135) |

## What reviewers say

### Laboratory Timer

[App page](https://appshunter.io/ios/app/laboratory-timer/id537195348)

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.

**Highlights:** Run multiple timers concurrently, Save preset timers with names, Pause and resume timers, Receive alarm notifications, Apple Watch real-time visualization, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Timer for Rehearsal

[App page](https://appshunter.io/ios/app/timer-for-rehearsal-fin/id726213320)

This app provides a discreet timer for live performances and events. It uses color changes and custom messages to signal time limits without distracting the audience. Ideal for speakers, presenters, and event organizers to manage schedules effectively.

**Highlights:** Discreet visual time warnings (color changes), Customizable warning times and messages, Overtime counter, Gesture-controlled interface, Count up or down timer, Siri Shortcut support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Access | $0.99 | per month |
| Yearly Access | $9.99 | per year |
| Lifetime Unlock | $29.99 | one-time |


## Frequently asked questions

### Is Laboratory Timer free?

Laboratory Timer is free to download, with no in-app purchases.

### Is Timer for Rehearsal free?

Timer for Rehearsal is free to download, with in-app purchases available.

### Which has better reviews, Laboratory Timer or Timer for Rehearsal?

Laboratory Timer is rated higher. Laboratory Timer averages 4.7 out of 5 from 47 ratings, while Timer for Rehearsal averages 4.6 from 132 ratings.

### Do Laboratory Timer or Timer for Rehearsal have ads?

Neither Laboratory Timer nor Timer for Rehearsal shows ads.

### Which is updated more often, Laboratory Timer or Timer for Rehearsal?

Laboratory Timer ships an update every 3 months, and Timer for Rehearsal every 6 weeks. Most recently, Laboratory Timer was updated on October 2, 2026 and Timer for Rehearsal on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*