# Qwiksmart 2.0 vs Postfach

The clearest difference is in-app purchases: Qwiksmart 2.0 at none against Postfach's 1. Qwiksmart 2.0 also leads on iOS requirement (15.0 vs 18.0). Postfach's advantage is update cadence (daily vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Postfach sells 1 one-off in-app purchase. Qwiksmart 2.0 asks for nothing beyond the download.

Qwiksmart 2.0 ships an update every 2 months, Postfach daily. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Qwiksmart 2.0 | Postfach |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 66 MB | 23 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [STR Elektronik](https://appshunter.io/developer/919440981) | [esense GmbH](https://appshunter.io/developer/1545555949) |

## What reviewers say

### Qwiksmart 2.0

[App page](https://appshunter.io/ios/app/qwiksmart-20/id6758924474)

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

**In-app purchases:** none


### Postfach

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

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (1)**

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


## Frequently asked questions

### Is Qwiksmart 2.0 free?

Qwiksmart 2.0 is free to download, with no in-app purchases.

### Is Postfach free?

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

### Do Qwiksmart 2.0 or Postfach have ads?

Neither Qwiksmart 2.0 nor Postfach shows ads.

### Which is updated more often, Qwiksmart 2.0 or Postfach?

Qwiksmart 2.0 ships an update every 2 months, and Postfach daily. Most recently, Qwiksmart 2.0 was updated on November 9, 2026 and Postfach on November 10, 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.*