# logSPL vs Sound Meter Pro!

The clearest difference is update cadence: logSPL at every 4 months against Sound Meter Pro!'s every 20 months. logSPL also leads on price ($1.99 vs $2.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

logSPL costs $1.99 and Sound Meter Pro! $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

logSPL ships an update every 4 months, Sound Meter Pro! every 20 months. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | logSPL | Sound Meter Pro! |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/logspl/id491999427/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 20 months |
| Monetization | Paid | — |
| Size | 1 MB | 3 MB |
| Requires iOS | **15.2** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fabien Lefebvre](https://appshunter.io/developer/338004167) | [nakhon phagdeechat](https://appshunter.io/developer/386312256) |

## What reviewers say

### logSPL

[App page](https://appshunter.io/ios/app/logspl/id491999427)

This app functions as a sophisticated sound level meter, offering both basic and advanced features for measuring noise. It allows users to adjust update rates, select weighting types, and view historical data and real-time histograms. Calibration is recommended for optimal accuracy.

**Highlights:** Sound level measurement, Adjustable update rates (fast/slow), Weighting options (A, C, Z), Min/max value monitoring, Average value computation (Leq), Historical curve with grid, Real-time histogram, Dosemetering capabilities

**Features:** Vision Pro support

**In-app purchases:** none


### Sound Meter Pro!

[App page](https://appshunter.io/ios/app/sound-meter-pro/id6670736772)

**In-app purchases:** none


## Frequently asked questions

### Is logSPL free?

logSPL costs $1.99, with no in-app purchases.

### Is Sound Meter Pro! free?

Sound Meter Pro! costs $2.99, with no in-app purchases.

### Do logSPL or Sound Meter Pro! have ads?

Neither logSPL nor Sound Meter Pro! shows ads.

### Which is updated more often, logSPL or Sound Meter Pro!?

logSPL ships an update every 4 months, and Sound Meter Pro! every 20 months. Most recently, logSPL was updated on October 8, 2026 and Sound Meter Pro! on October 9, 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.*