# SPL Meter vs Sound Level Meter

The clearest difference is ads: SPL Meter at none against Sound Level Meter's shown. SPL Meter also leads on update cadence (every 5 weeks vs every 12 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. SPL Meter sells 2 in-app purchases, starting at $1.99 per 7 days and Sound Level Meter sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

SPL Meter ships an update every 5 weeks, Sound Level Meter every 12 months. The most recent releases landed on September 13, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | SPL Meter | Sound Level Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9 ratings)](https://appshunter.io/ios/app/spl-meter-dbtracker/id6742470686/reviews)** | — |
| Number of ratings | **9** | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 12 months |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 35 MB |
| Requires iOS | **15.0** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [金红 李](https://appshunter.io/developer/1781133144) | [Raphael Goupille](https://appshunter.io/developer/1650597250) |

## What reviewers say

### SPL Meter

[App page](https://appshunter.io/ios/app/spl-meter-dbtracker/id6742470686)

This tool measures ambient noise levels in real-time, providing decibel readings to help you understand noise intensity and protect your hearing. It features an intuitive gauge, explanations of noise levels, and recording capabilities to track variations across locations and times.

**Highlights:** Real-time decibel measurement, Intuitive gauge display, Noise level explanations, Recording functionality, Track noise variations, Hearing protection guidance

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $1.99 | per 7 days |
| Unlimited access | $9.99 | per year |


### Sound Level Meter

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

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly subscription | $5.99 | per month |
| Annual subscription | $24.99 | per year |


## Frequently asked questions

### Is SPL Meter free?

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

### Is Sound Level Meter free?

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

### Do SPL Meter or Sound Level Meter have ads?

Sound Level Meter shows ads; SPL Meter does not.

### Which is updated more often, SPL Meter or Sound Level Meter?

SPL Meter ships an update every 5 weeks, and Sound Level Meter every 12 months. Most recently, SPL Meter was updated on September 13, 2026 and Sound Level Meter on June 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*