# dB vs FirstFinder

The clearest difference is in-app purchases: dB at none against FirstFinder's 1. FirstFinder's advantage is update cadence (daily vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. FirstFinder sells 1 in-app purchase, starting at $1.99 per 7 days. dB asks for nothing beyond the download.

dB ships an update every 5 months, FirstFinder daily. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | dB | FirstFinder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/firstfinder/id6737282183/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 39.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Daily** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 11 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kurenz Music GbR](https://appshunter.io/developer/544695186) | [Mykhailo Serhiienko](https://appshunter.io/developer/1775740386) |

## What reviewers say

### dB

[App page](https://appshunter.io/ios/app/db-meter/id635309215)

This application measures sound pressure levels in decibels using a retro-style design. It displays both average and peak levels in real-time, with digital readouts alongside analog meters.

**Highlights:** Measures sound pressure in decibels (dB), Retro-style analog display, Real-time average and peak level readings, Digital value readout, High-frequency sampling (44.1 kHz)

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

**In-app purchases:** none


### FirstFinder

[App page](https://appshunter.io/ios/app/firstfinder/id6737282183)

Instantly find the origin of any image by uploading a photo. Advanced algorithms search the web for matches, providing detailed results quickly. Ideal for tracing image sources, identifying objects, and verifying authenticity.

**Highlights:** Reverse image search, Upload photos for search, Web-wide image matching, Detailed search results, Image source tracing, Object identification, Authenticity verification

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access for week | $1.99 | per 7 days |


## Frequently asked questions

### Is dB free?

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

### Is FirstFinder free?

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

### Do dB or FirstFinder have ads?

Neither dB nor FirstFinder shows ads.

### Which is updated more often, dB or FirstFinder?

dB ships an update every 5 months, and FirstFinder daily. Most recently, dB was updated on October 19, 2026 and FirstFinder on October 8, 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.*