# QuietScore vs Postfach

The clearest difference is update cadence: Postfach at daily against QuietScore's every 3 months. Postfach also leads on iOS requirement (18.0 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. QuietScore sells 6 in-app purchases, starting at $4.99 per month and Postfach sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

QuietScore ships an update every 3 months, Postfach daily. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | QuietScore | Postfach |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Size | 13 MB | 19 MB |
| Requires iOS | 26.2 | **18.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Lakeborne Labs Oy](https://appshunter.io/developer/1889454221) | [esense GmbH](https://appshunter.io/developer/1545555949) |

## What reviewers say

### QuietScore

[App page](https://appshunter.io/ios/app/quietscore-soundproof-test/id6761410662)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QuietScore Home | $4.99 | per month |
| QuietScore Studio | $9.99 | per month |
| QuietScore Business | $19.99 | per month |
| QuietScore Home | $38.00 | per year |
| QuietScore Studio | $77.00 | per year |
| QuietScore Business | $149.00 | per year |


### Postfach

[App page](https://appshunter.io/ios/app/postfach-private-mail/id6809901522)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Postfach Pro | $22.99 | one-time |


## Frequently asked questions

### Is QuietScore free?

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

### Is Postfach free?

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

### Do QuietScore or Postfach have ads?

Neither QuietScore nor Postfach shows ads.

### Which is updated more often, QuietScore or Postfach?

QuietScore ships an update every 3 months, and Postfach daily. Most recently, QuietScore was updated on October 6, 2026 and Postfach on October 13, 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.*