# Solendar vs CalDown

The clearest difference is in-app purchases: Solendar at none against CalDown's 1. Solendar also leads on iOS requirement (16.0 vs 26.0). CalDown's advantage is update cadence (weekly vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. CalDown sells 1 one-off in-app purchase. Solendar asks for nothing beyond the download.

Solendar ships an update every 8 months, CalDown weekly. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Solendar | CalDown |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/caldown/id6744269741/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | — | Free |
| Size | 1 MB | 13 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Roberto Moncada](https://appshunter.io/developer/1513693624) | [Valentin Haberling](https://appshunter.io/developer/1803412455) |

## What reviewers say

### Solendar

[App page](https://appshunter.io/ios/app/solendar/id6447720702)

**Features:** macOS Compatibility

**In-app purchases:** none


### CalDown

[App page](https://appshunter.io/ios/app/caldown/id6744269741)

This app transforms your Apple Calendar into a clear, focused timeline. It highlights your current event with a countdown and remaining time bar, and offers customizable widgets for quick glances on your iPhone, iPad, and Apple Watch. Manage your schedule with enhanced time awareness and notifications.

**Highlights:** Focused event timeline, Countdown and remaining time bar, Customizable widgets, Live Activities on Lock Screen/Dynamic Island, Calendar notifications, Apple Watch complications, Reminders integration (beta)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock CalDown Pro | $9.99 | one-time |


## Frequently asked questions

### Is Solendar free?

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

### Is CalDown free?

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

### Do Solendar or CalDown have ads?

Neither Solendar nor CalDown shows ads.

### Which is updated more often, Solendar or CalDown?

Solendar ships an update every 8 months, and CalDown weekly. Most recently, Solendar was updated on October 25, 2026 and CalDown on October 30, 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.*