# NDSR260A vs dB Logger

The clearest difference is in-app purchases: NDSR260A at none against dB Logger's 2. NDSR260A also leads on ads (none vs shown). dB Logger's advantage is update cadence (daily vs every 26 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. dB Logger sells 2 one-off in-app purchases. NDSR260A asks for nothing beyond the download.

NDSR260A ships an update every 26 months, dB Logger daily. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | NDSR260A | dB Logger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/db-logger-sound-level-meter/id6778236281/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 26 months | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 142 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Aidan Blessindo Electronic Co.,Ltd.](https://appshunter.io/developer/1413008258) | [BEK Service LTD](https://appshunter.io/developer/1865488235) |

## What reviewers say

### NDSR260A

[App page](https://appshunter.io/ios/app/ndsr260a/id1612580494)

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

**In-app purchases:** none


### dB Logger

[App page](https://appshunter.io/ios/app/db-logger-sound-level-meter/id6778236281)

Transform your device into a professional sound level meter and analyzer. Capture raw audio, log noise levels over time, and generate detailed reports. Ideal for assessing noise exposure, troubleshooting sound systems, or documenting noise complaints.

**Highlights:** Raw, unprocessed audio capture, Real-time dB-A, dB-C, dB-Z measurements, Frequency analysis (FFT spectrum), Noise logging and reporting (CSV, PDF), External microphone support, NR and NC room ratings, Noise-source identification

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |
| Full Version | $29.00 | one-time |


## Frequently asked questions

### Is NDSR260A free?

NDSR260A is free to download, with no in-app purchases.

### Is dB Logger free?

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

### Do NDSR260A or dB Logger have ads?

dB Logger shows ads; NDSR260A does not.

### Which is updated more often, NDSR260A or dB Logger?

NDSR260A ships an update every 26 months, and dB Logger daily. Most recently, NDSR260A was updated on November 3, 2026 and dB Logger on October 31, 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.*