# Sound Meter Master vs SonoMeter

The clearest difference is ads: SonoMeter at none against Sound Meter Master's shown. Sound Meter Master's advantage is update cadence (every 4 weeks vs every 8 months) and iOS requirement (12.0 vs 16). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Sound Meter Master sells 5 in-app purchases, starting at $1.99 per 7 days and SonoMeter sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Sound Meter Master ships an update every 4 weeks, SonoMeter every 8 months. The most recent releases landed on September 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sound Meter Master | SonoMeter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Every 8 months |
| Size | 52 MB | 35 MB |
| Requires iOS | **12.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jorge Huertas](https://appshunter.io/developer/1810749286) | [Raphael Goupille](https://appshunter.io/developer/1650597250) |

## What reviewers say

### Sound Meter Master

[App page](https://appshunter.io/ios/app/sound-meter-master/id6745103523)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $1.99 | per 7 days |
| Monthly Premium Access | $3.99 | per month |
| Annual Premium Access | $12.99 | per year |
| Remove Ads Test | $0.99 | one-time |
| Remove Ads | $24.99 | one-time |


### SonoMeter

[App page](https://appshunter.io/ios/app/sonometer-decibel-meter/id6745488403)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly subscription | $5.99 | per month |
| Annual subscription | $24.99 | per year |
| Premium Lifetime | $6.99 | one-time |


## Frequently asked questions

### Is Sound Meter Master free?

Sound Meter Master is free to download, with in-app purchases available.

### Is SonoMeter free?

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

### Do Sound Meter Master or SonoMeter have ads?

Sound Meter Master shows ads; SonoMeter does not.

### Which is updated more often, Sound Meter Master or SonoMeter?

Sound Meter Master ships an update every 4 weeks, and SonoMeter every 8 months. Most recently, Sound Meter Master was updated on September 27, 2026 and SonoMeter 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.*