# Smart Event Tracker vs Calendar Countdown Timers

The clearest difference is in-app purchases: Smart Event Tracker at none against Calendar Countdown Timers's 2. Calendar Countdown Timers's advantage is update cadence (every 2 weeks vs every 19 months) and iOS requirement (15.1 vs 18.2). On price, ads and device support there is nothing between them.

Both are free to download. Calendar Countdown Timers sells 2 in-app purchases, starting at $2.99 per 7 days. Smart Event Tracker asks for nothing beyond the download.

Smart Event Tracker ships an update every 19 months, Calendar Countdown Timers every 2 weeks. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Smart Event Tracker | Calendar Countdown Timers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/calendar-countdown-timers/id6751187478/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 6 MB | 58 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | +4 |
| Developer | [Prakash Parupudi](https://appshunter.io/developer/1800398100) | [Egor Kunovsky](https://appshunter.io/developer/1810232243) |

## What reviewers say

### Smart Event Tracker

[App page](https://appshunter.io/ios/app/smart-event-tracker/id6742869857)

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

**In-app purchases:** none


### Calendar Countdown Timers

[App page](https://appshunter.io/ios/app/calendar-countdown-timers/id6751187478)

Visualize your upcoming events with real-time, second-by-second countdowns. This app syncs with your Apple Calendars, offering color-coded alerts as deadlines approach. It prioritizes your privacy by keeping all data on your device.

**Highlights:** Real-time second-by-second countdowns, Color-coded event proximity alerts, Seamless integration with Apple Calendars, Unified view of multiple calendars, Customizable calendar display, Privacy-first data handling

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.99 | per 7 days |
| Yearly Premium | $19.99 | per year |


## Frequently asked questions

### Is Smart Event Tracker free?

Smart Event Tracker is free to download, with no in-app purchases.

### Is Calendar Countdown Timers free?

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

### Do Smart Event Tracker or Calendar Countdown Timers have ads?

Neither Smart Event Tracker nor Calendar Countdown Timers shows ads.

### Which is updated more often, Smart Event Tracker or Calendar Countdown Timers?

Smart Event Tracker ships an update every 19 months, and Calendar Countdown Timers every 2 weeks. Most recently, Smart Event Tracker was updated on October 17, 2026 and Calendar Countdown Timers on October 24, 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.*