# iMemStick 3.0 vs Postfach

The clearest difference is in-app purchases: iMemStick 3.0 at none against Postfach's 1. iMemStick 3.0 also leads on iOS requirement (8.0 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. iMemStick 3.0 asks for nothing beyond the download.

iMemStick 3.0 ships an update every 2 months, Postfach daily. Both last shipped on October 13, 2026.

## The numbers

| Metric | iMemStick 3.0 | Postfach |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (7 ratings)](https://appshunter.io/ios/app/imemstick-30/id1182871817/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | — |
| Size | 29 MB | 19 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Gopod Group Limited](https://appshunter.io/developer/975108489) | [esense GmbH](https://appshunter.io/developer/1545555949) |

## What reviewers say

### iMemStick 3.0

[App page](https://appshunter.io/ios/app/imemstick-30/id1182871817)

This utility app allows you to manage storage and transfer files between your Apple devices and computers. It offers features like contact backup, media playback, and file management, helping you free up space on your iPhone and iPad.

**Highlights:** File transfer between devices, Contact backup and restore, Independent music and video playback, 1080p video streaming, File management (copy, delete, export), Browse external and local files

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 iMemStick 3.0 free?

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

### Is Postfach free?

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

### Do iMemStick 3.0 or Postfach have ads?

Neither iMemStick 3.0 nor Postfach shows ads.

### Which is updated more often, iMemStick 3.0 or Postfach?

iMemStick 3.0 ships an update every 2 months, and Postfach daily. Most recently, iMemStick 3.0 was updated on October 13, 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.*