# Cuspart vs Caliber dB

The clearest difference is ads: Caliber dB at none against Cuspart's shown. Caliber dB also leads on device support (3 vs 1). On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Cuspart sells 10 in-app purchases, starting at $1.99 per month and Caliber dB sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 1, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Cuspart | Caliber dB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Size | 79 MB | 54 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Mustafa Tolga DALBUDAK](https://appshunter.io/developer/1479052908) | [TechHealth](https://appshunter.io/developer/1882482562) |

## What reviewers say

### Cuspart

[App page](https://appshunter.io/ios/app/cuspart-db-meter/id6477875540)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cuspart: Sound Level | $1.99 | per month |
| Cuspart: Sound Level | $5.99 | per 3 months |
| Cuspart: Sound Level | $12.99 | per year |
| Upgrade to Pro | $0.99 | one-time |
| Espresso | $1.49 | one-time |
| Flat White | $1.99 | one-time |
| Caffè Americano | $2.49 | one-time |
| Caffè Mocha | $2.99 | one-time |
| Classic Hot Chocolate | $3.49 | one-time |
| Special Hot Chocolate | $3.99 | one-time |


### Caliber dB

[App page](https://appshunter.io/ios/app/caliber-db-sound-level-meter/id6760972677)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |


## Frequently asked questions

### Is Cuspart free?

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

### Is Caliber dB free?

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

### Do Cuspart or Caliber dB have ads?

Cuspart shows ads; Caliber dB does not.

### Which is updated more often, Cuspart or Caliber dB?

Cuspart ships an update every 2 months, and Caliber dB every 2 months. Most recently, Cuspart was updated on October 1, 2026 and Caliber dB on October 17, 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.*