# Simple Calendar vs Rizno

The clearest difference is update cadence: Simple Calendar at every 2 weeks against Rizno's every 2 months. Simple Calendar also leads on iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Simple Calendar sells 3 in-app purchases, starting at $1.99 per month and Rizno sells 2 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Simple Calendar ships an update every 2 weeks, Rizno every 2 months. The most recent releases landed on October 22, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Simple Calendar | Rizno |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/simple-calendar-calendar/id6738260581/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 44 MB | 12 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Liam Sammy](https://appshunter.io/developer/1445530268) | [Asmaa Almarrikhi](https://appshunter.io/developer/1473860759) |

## What reviewers say

### Simple Calendar

[App page](https://appshunter.io/ios/app/simple-calendar-calendar/id6738260581)

Easily manage your events and tasks with a visually appealing calendar. Sync with Google Calendar, add color-coded events, and view weather forecasts. Includes widgets and traditional calendar support.

**Highlights:** Event and task creation, Google Calendar sync, Color-coded events, Customizable widgets, Weekly weather display, Recurrence patterns, Multiple view options

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calendar Plus Monthly | $1.99 | per month |
| Calendar Plus Yearly | $9.99 | per year |
| Calendar Universe Lifetime | $19.99 | one-time |


### Rizno

[App page](https://appshunter.io/ios/app/rizno/id6744652492)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan - $0.99/week | $0.99 | per 7 days |
| Monthly Plan - $2.99/mo | $2.99 | per month |


## Frequently asked questions

### Is Simple Calendar free?

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

### Is Rizno free?

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

### Do Simple Calendar or Rizno have ads?

Both Simple Calendar and Rizno show ads.

### Which is updated more often, Simple Calendar or Rizno?

Simple Calendar ships an update every 2 weeks, and Rizno every 2 months. Most recently, Simple Calendar was updated on October 22, 2026 and Rizno on October 28, 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.*