# DatEsOche vs Decibel

The clearest difference is in-app purchases: DatEsOche at none against Decibel's 5. DatEsOche also leads on iOS requirement (12.0 vs 15.0). Decibel's advantage is update cadence (monthly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Decibel sells 2 in-app purchases, starting at $9.99 per 7 days. DatEsOche asks for nothing beyond the download.

DatEsOche ships an update every 3 months, Decibel monthly. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | DatEsOche | Decibel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (3 ratings)](https://appshunter.io/ios/app/decibel-db-sound-meter/id6755168199/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 68 MB | 194 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Qosmotec GmbH](https://appshunter.io/developer/1301319469) | [芳 王](https://appshunter.io/developer/1674464173) |

## What reviewers say

### DatEsOche

[App page](https://appshunter.io/ios/app/datesoche/id1478288518)

**Features:** macOS Compatibility

**In-app purchases:** none


### Decibel

[App page](https://appshunter.io/ios/app/decibel-db-sound-meter/id6755168199)

This app provides precise sound level measurements and audio analysis using professional weighting filters and real-time FFT spectrum analysis. It functions as a dosimeter for workplace safety and allows for easy sharing of dB data overlays on photos.

**Highlights:** Professional Frequency Weighting (ITU-R 468, A/B/C/Z), Real-Time FFT Spectrum Analysis, NIOSH & OSHA Standard Dosimeter, High-Precision Calibration, InstaDecibel Image Overlay, Live Activities Support, History Management & Export (PDF/M4A)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly VIP | $9.99 | per 7 days |
| Weekly VIP | $9.99 | per 7 days |


## Frequently asked questions

### Is DatEsOche free?

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

### Is Decibel free?

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

### Do DatEsOche or Decibel have ads?

Neither DatEsOche nor Decibel shows ads.

### Which is updated more often, DatEsOche or Decibel?

DatEsOche ships an update every 3 months, and Decibel monthly. Most recently, DatEsOche was updated on October 16, 2026 and Decibel on October 24, 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.*