# Timer4 vs Decibels Sound Level Meter

The clearest difference is price: Timer4 at Free against Decibels Sound Level Meter's $0.99. Decibels Sound Level Meter's advantage is in-app purchases (none vs 1) and iOS requirement (17 vs 26.0). On ads and device support there is nothing between them.

Timer4 is free to download; Decibels Sound Level Meter costs $0.99 up front. Timer4 sells 1 one-off in-app purchase. Decibels Sound Level Meter asks for nothing beyond the download.

## The numbers

| Metric | Timer4 | Decibels Sound Level Meter |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.8 (5 ratings)](https://appshunter.io/ios/app/timer4-gravity-timer/id6755321732/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 1 MB |
| Requires iOS | 26.0 | **17** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Goateraction](https://appshunter.io/developer/1647805479) | [NAICAI LI](https://appshunter.io/developer/576183183) |

## What reviewers say

### Timer4

[App page](https://appshunter.io/ios/app/timer4-gravity-timer/id6755321732)

This app offers a unique timer experience by automatically adjusting countdown durations based on your device's orientation. Simply rotate your phone to switch between preset intervals with a physics-driven interface and immersive haptic feedback.

**Highlights:** Physics-based interface, Instant duration switching via rotation, Smart motion detection, Immersive haptic feedback, Customizable timer presets, Intuitive orientation control

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $4.99 | one-time |


### Decibels Sound Level Meter

[App page](https://appshunter.io/ios/app/decibels-sound-level-meter/id6757954209)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Timer4 free?

Timer4 is free to download, with in-app purchases available.

### Is Decibels Sound Level Meter free?

Decibels Sound Level Meter costs $0.99, with no in-app purchases.

### Do Timer4 or Decibels Sound Level Meter have ads?

Neither Timer4 nor Decibels Sound Level Meter shows ads.

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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.*