# Prairial vs Karwan e Najia

The clearest difference is price: Karwan e Najia at Free against Prairial's $0.99. Prairial's advantage is ads (none vs shown). On update cadence, in-app purchases, device support and iOS requirement there is nothing between them.

Karwan e Najia is free to download; Prairial costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Prairial ships an update every 6 months, Karwan e Najia every 5 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Prairial | Karwan e Najia |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/prairial/id697920083/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 5 months** |
| Monetization | Paid | — |
| Size | 4 MB | 99 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Laurent Rodier](https://appshunter.io/developer/697920086) | [Habib Ur Rehman](https://appshunter.io/developer/1632661006) |

## What reviewers say

### Prairial

[App page](https://appshunter.io/ios/app/prairial/id697920083)

This utility converts between the standard Gregorian calendar and the historical French Revolution calendar. It offers a widget for the current date in the Revolutionary era and an Apple Watch companion with dual display options, including decimal time.

**Highlights:** Gregorian to French Revolution calendar conversion, Today screen widget, Apple Watch companion app, Decimal time display, Standard image representation of months

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Karwan e Najia

[App page](https://appshunter.io/ios/app/karwan-e-najia/id1632663020)

**In-app purchases:** none


## Frequently asked questions

### Is Prairial free?

Prairial costs $0.99, with no in-app purchases.

### Is Karwan e Najia free?

Karwan e Najia is free to download, with no in-app purchases.

### Do Prairial or Karwan e Najia have ads?

Karwan e Najia shows ads; Prairial does not.

### Which is updated more often, Prairial or Karwan e Najia?

Prairial ships an update every 6 months, and Karwan e Najia every 5 months. Most recently, Prairial was updated on November 6, 2026 and Karwan e Najia on November 7, 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.*