# Dudince vs Postoj

The clearest difference is in-app purchases: Dudince at none against Postoj's 2. Dudince also leads on ads (none vs shown) and device support (3 vs 1). Postoj's advantage is update cadence (monthly vs every 19 months). On price there is nothing between them.

Both are free to download. Postoj sells 2 in-app purchases, starting at $14.90 per month. Dudince asks for nothing beyond the download.

Dudince ships an update every 19 months, Postoj monthly. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Dudince | Postoj |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 19 months | **Monthly** |
| Size | 4 MB | 139 MB |
| Requires iOS | **9.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [adsupra s.r.o.](https://appshunter.io/developer/1470796230) | [M+D Media, s.r.o.](https://appshunter.io/developer/1889292528) |

## What reviewers say

### Dudince

[App page](https://appshunter.io/ios/app/dudince/id1543900155)

**Features:** macOS Compatibility

**In-app purchases:** none


### Postoj

[App page](https://appshunter.io/ios/app/postoj-conservative-journal/id6761391195)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mesačná podpora | $14.90 | per month |
| Ročná podpora | $148.99 | per year |


## Frequently asked questions

### Is Dudince free?

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

### Is Postoj free?

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

### Do Dudince or Postoj have ads?

Postoj shows ads; Dudince does not.

### Which is updated more often, Dudince or Postoj?

Dudince ships an update every 19 months, and Postoj monthly. Most recently, Dudince was updated on October 6, 2026 and Postoj on October 3, 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.*