# Sicura 3.0 vs SonoMeter

The clearest difference is in-app purchases: Sicura 3.0 at none against SonoMeter's 4. Sicura 3.0 also leads on iOS requirement (11.0 vs 16). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SonoMeter sells 4 in-app purchases, starting at $1.99 per 7 days. Sicura 3.0 asks for nothing beyond the download.

Sicura 3.0 ships an update every 5 months, SonoMeter every 8 months. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Sicura 3.0 | SonoMeter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 8 months |
| Size | 46 MB | 35 MB |
| Requires iOS | **11.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IMG Sicurezza Italia S.R.L.S.](https://appshunter.io/developer/1495771178) | [Raphael Goupille](https://appshunter.io/developer/1650597250) |

## What reviewers say

### Sicura 3.0

[App page](https://appshunter.io/ios/app/sicura-30/id1537770447)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Sicura 3.0 free?

Sicura 3.0 is free to download, with no in-app purchases.

### Is SonoMeter free?

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

### Do Sicura 3.0 or SonoMeter have ads?

Neither Sicura 3.0 nor SonoMeter shows ads.

### Which is updated more often, Sicura 3.0 or SonoMeter?

Sicura 3.0 ships an update every 5 months, and SonoMeter every 8 months. Most recently, Sicura 3.0 was updated on November 7, 2026 and SonoMeter on November 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.*