# isPrime? vs ApCalendar

The clearest difference is iOS requirement: ApCalendar at 11.0 against isPrime?'s 15.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | isPrime? | ApCalendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/apcalendar/id6736649546/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | — |
| Monetization | — | Free |
| Size | 4 MB | 26 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Omer Faruk Mesebuken](https://appshunter.io/developer/1655501999) | [Adtech Innovation Limited](https://appshunter.io/developer/1683250193) |

## What reviewers say

### isPrime?

[App page](https://appshunter.io/ios/app/isprime/id6478832061)

**Features:** macOS Compatibility

**In-app purchases:** none


### ApCalendar

[App page](https://appshunter.io/ios/app/apcalendar/id6736649546)

A versatile calendar tool offering multiple styles, including lunar calendar support and public holidays. Users can add notes to their calendar events.

**Highlights:** Multiple calendar styles, Lunar calendar support, Public holiday tracking, Add calendar notes, Event reminders

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is isPrime? free?

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

### Is ApCalendar free?

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

### Do isPrime? or ApCalendar have ads?

Neither isPrime? nor ApCalendar shows ads.

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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.*