# Zumstein 3.0 vs Librafy

The clearest difference is in-app purchases: Zumstein 3.0 at none against Librafy's 1. Zumstein 3.0 also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.1). Librafy's advantage is update cadence (fortnightly vs every 5 months). On price and device support there is nothing between them.

Both are free to download. Librafy sells 1 in-app purchase, starting at $9.99 per year. Zumstein 3.0 asks for nothing beyond the download.

Zumstein 3.0 ships an update every 5 months, Librafy fortnightly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Zumstein 3.0 | Librafy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zumstein-30/id1635327810/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 79 MB | 56 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RocketX Ltd](https://appshunter.io/developer/1611747071) | [MERT AKINER](https://appshunter.io/developer/1870055893) |

## What reviewers say

### Zumstein 3.0

[App page](https://appshunter.io/ios/app/zumstein-30/id1635327810)

This bilingual catalog provides the latest prices and updates for stamps from Switzerland, Liechtenstein, and the UN. It includes information on new crypto stamps, counterfeits, and variations, along with a comparison table for Zumstein and Yvert.

**Highlights:** Bilingual (German/French), Updated stamp prices, Catalog addendum, Crypto stamps chapter, Counterfeit and variation information, Zumstein - Yvert comparison

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

**In-app purchases:** none


### Librafy

[App page](https://appshunter.io/ios/app/librafy/id6757977160)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yıllık Premium | $9.99 | per year |


## Frequently asked questions

### Is Zumstein 3.0 free?

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

### Is Librafy free?

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

### Do Zumstein 3.0 or Librafy have ads?

Librafy shows ads; Zumstein 3.0 does not.

### Which is updated more often, Zumstein 3.0 or Librafy?

Zumstein 3.0 ships an update every 5 months, and Librafy fortnightly. Most recently, Zumstein 3.0 was updated on November 3, 2026 and Librafy on November 5, 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.*