# Chrono Countdown vs CountdownZen

The clearest difference is in-app purchases: Chrono Countdown at none against CountdownZen's 2. CountdownZen's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CountdownZen sells 2 in-app purchases, starting at $0.29 per 7 days. Chrono Countdown asks for nothing beyond the download.

## The numbers

| Metric | Chrono Countdown | CountdownZen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/chrono-countdown-event-clock/id6743369111/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | — |
| Monetization | Ad-supported | — |
| Size | 48 MB | 48 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Rob Cleozier](https://appshunter.io/developer/799668901) | [Mark Stelmachenko](https://appshunter.io/developer/1889340384) |

## What reviewers say

### Chrono Countdown

[App page](https://appshunter.io/ios/app/chrono-countdown-event-clock/id6743369111)

Track important life events with precise, real-time countdowns. Set reminders for birthdays, vacations, deadlines, and more with a clean, intuitive interface. Organize your upcoming moments and cherish past memories.

**Highlights:** Unlimited countdown timers, Real-time countdown clock, Smart event reminders, Customizable event details (notes, icons, names), Timeline view of upcoming events, Track past events and memories, Secure local data storage

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### CountdownZen

[App page](https://appshunter.io/ios/app/countdownzen-event-countdown/id6761395458)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CountdownZen Pro – Weekly | $0.29 | per 7 days |
| CountdownZen Pro - Annual | $1.99 | per year |


## Frequently asked questions

### Is Chrono Countdown free?

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

### Is CountdownZen free?

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

### Do Chrono Countdown or CountdownZen have ads?

Chrono Countdown shows ads; CountdownZen does not.

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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.*