# Decibel vs Sharing School Driver App

The clearest difference is in-app purchases: Sharing School Driver App at none against Decibel's 15. Sharing School Driver App also leads on update cadence (every 5 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Decibel sells 15 in-app purchases, starting at $1.99 per 7 days. Sharing School Driver App asks for nothing beyond the download.

Decibel ships an update monthly, Sharing School Driver App every 5 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Decibel | Sharing School Driver App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (319 ratings)](https://appshunter.io/ios/app/decibel-db-noise-level-meter/id6464403884/reviews)** | — |
| Number of ratings | **319** | — |
| Positive reviews | 81.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 80 MB | 20 MB |
| Requires iOS | **13.1** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [EYWIN BILGI TEKNOLOJILERI ANONIM SIRKETI](https://appshunter.io/developer/1492105189) | [ElitAd Internet Limited](https://appshunter.io/developer/876372370) |

## What reviewers say

### Decibel

[App page](https://appshunter.io/ios/app/decibel-db-noise-level-meter/id6464403884)

Measure, analyze, and protect your hearing with this comprehensive sound level meter. It offers real-time decibel readings, noise exposure monitoring, and tools for audio exploration like frequency generation and speaker cleaning.

**Highlights:** Real-time sound level measurement (dB), Noise exposure monitoring (Dosimeter), Interactive recording and visualization, Frequency generator, Speaker cleaner, Frequency hearing test

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grooz DB Meter Weekly | $1.99 | per 7 days |
| Weekly Decibel Meter | $2.99 | per 7 days |
| weekly premium | $3.99 | per 7 days |
| Weekly Premium | $3.99 | per 7 days |
| Weekly PRO Decibel | $4.99 | per 7 days |
| Monthly Decibel Meter | $5.99 | per month |
| Monthly Premium | $6.99 | per month |
| Unlimited Weekly PRO | $7.99 | per 7 days |
| Monthly Decibel Sonic PRO | $12.99 | per month |
| Special Yearly Premium | $12.99 | per year |
| Annual Decibel Meter | $29.99 | per year |
| Yearly Premium (B) | $39.99 | per year |
| Yearly Premium | $39.99 | per year |
| Yearly Decibel Sonic PRO | $44.99 | per year |
| Yearly premium pro | $59.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 📏 Accurate decibel meter
- 🔊 High sound level detection
- 👂 Healthy for ear
- 🏠 Useful for home noise levels

**What reviewers complain about**

- 🔋 High battery usage
- 💸 Difficult to cancel subscription
- 💳 Hidden charges after trial
- ⚠️ Dodgy subscription practices

**Reported bugs**

- Background activity drains battery
- Subscription cancellation not obvious

**Requested features**

- Clear cancellation instructions


### Sharing School Driver App

[App page](https://appshunter.io/ios/app/sharing-school-driver-app/id6740401928)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Decibel free?

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

### Is Sharing School Driver App free?

Sharing School Driver App is free to download, with no in-app purchases.

### Do Decibel or Sharing School Driver App have ads?

Neither Decibel nor Sharing School Driver App shows ads.

### Which is updated more often, Decibel or Sharing School Driver App?

Decibel ships an update monthly, and Sharing School Driver App every 5 days. Most recently, Decibel was updated on October 30, 2026 and Sharing School Driver App on October 28, 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.*