# Cal Countdown vs RingCalendar

The clearest difference is in-app purchases: Cal Countdown at none against RingCalendar's 2. RingCalendar's advantage is update cadence (every 3 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. RingCalendar sells 2 one-off in-app purchases. Cal Countdown asks for nothing beyond the download.

Cal Countdown ships an update every 3 months, RingCalendar every 3 days. The most recent releases landed on November 2, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Cal Countdown | RingCalendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (21 ratings)](https://appshunter.io/ios/app/cal-countdown/id1437604908/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 94.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 7 MB | 22 MB |
| Requires iOS | **26.0** | 26.5 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Franck Reyherme](https://appshunter.io/developer/1360894292) | [IO CZ s.r.o.](https://appshunter.io/developer/6810563572) |

## What reviewers say

### Cal Countdown

[App page](https://appshunter.io/ios/app/cal-countdown/id1437604908)

This app automatically displays a color-coded countdown to your next calendar event on your Apple Watch face or iPhone "Today" screen. It simplifies time management by eliminating manual calculations, offering visual cues as events approach.

**Highlights:** Automatic countdown to next event, Color-coded time indicators, Apple Watch complication support, iPhone/iPad "Today" widget, Calendar data integration, Option to skip specific events

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


### RingCalendar

[App page](https://appshunter.io/ios/app/ringcalendar/id6810563570)

**Features:** Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-Day Trial | Free | one-time |
| RingCalendar Pro | $12.99 | one-time |


## Frequently asked questions

### Is Cal Countdown free?

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

### Is RingCalendar free?

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

### Do Cal Countdown or RingCalendar have ads?

Neither Cal Countdown nor RingCalendar shows ads.

### Which is updated more often, Cal Countdown or RingCalendar?

Cal Countdown ships an update every 3 months, and RingCalendar every 3 days. Most recently, Cal Countdown was updated on November 2, 2026 and RingCalendar on November 10, 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.*