# Sound Meter (SPL meter) vs Volvé

The clearest difference is price: Volvé at Free against Sound Meter (SPL meter)'s $0.99. Volvé also leads on ads (none vs shown) and update cadence (daily vs every 6 weeks). Sound Meter (SPL meter)'s advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On in-app purchases there is nothing between them.

Volvé is free to download; Sound Meter (SPL meter) costs $0.99 up front. Sound Meter (SPL meter) sells 1 one-off in-app purchase and Volvé sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Sound Meter (SPL meter) ships an update every 6 weeks, Volvé daily. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Sound Meter (SPL meter) | Volvé |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | Ad-supported | — |
| Size | 25 MB | 19 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [庆鸿 林](https://appshunter.io/developer/1558629938) | [Diego Maidana](https://appshunter.io/developer/1737289023) |

## What reviewers say

### Sound Meter (SPL meter)

[App page](https://appshunter.io/ios/app/sound-meter-spl-meter/id1558634102)

This utility app uses your device's microphone to measure ambient noise levels in decibels. It displays readings with graphical representations and provides historical data like minimum, average, and maximum values. Calibration options are available for different devices.

**Highlights:** Measures noise in decibels (dB), Displays decibel readings on a gauge, Shows current, min, avg, and max dB values, Graphs decibel levels over time, Tracks elapsed time of measurements, Allows device-specific decibel calibration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $0.99 | one-time |


### Volvé

[App page](https://appshunter.io/ios/app/volve/id6760594576)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Volve Premium EN | $2.99 | per month |


## Frequently asked questions

### Is Sound Meter (SPL meter) free?

Sound Meter (SPL meter) costs $0.99, and also offers in-app purchases.

### Is Volvé free?

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

### Do Sound Meter (SPL meter) or Volvé have ads?

Sound Meter (SPL meter) shows ads; Volvé does not.

### Which is updated more often, Sound Meter (SPL meter) or Volvé?

Sound Meter (SPL meter) ships an update every 6 weeks, and Volvé daily. Most recently, Sound Meter (SPL meter) was updated on October 15, 2026 and Volvé on October 7, 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.*