# Calendar Countdown Timers vs PowerWise

The clearest difference is in-app purchases: PowerWise at none against Calendar Countdown Timers's 2. Calendar Countdown Timers's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement 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. PowerWise asks for nothing beyond the download.

Calendar Countdown Timers ships an update every 2 weeks, PowerWise every 3 months. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Calendar Countdown Timers | PowerWise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/calendar-countdown-timers/id6751187478/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Freemium | — |
| Size | 58 MB | 2 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Egor Kunovsky](https://appshunter.io/developer/1810232243) | [Dialektos Investments Inc.](https://appshunter.io/developer/1825518226) |

## What reviewers say

### 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 |


### PowerWise

[App page](https://appshunter.io/ios/app/powerwise/id6762400892)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calendar Countdown Timers free?

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

### Is PowerWise free?

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

### Do Calendar Countdown Timers or PowerWise have ads?

Neither Calendar Countdown Timers nor PowerWise shows ads.

### Which is updated more often, Calendar Countdown Timers or PowerWise?

Calendar Countdown Timers ships an update every 2 weeks, and PowerWise every 3 months. Most recently, Calendar Countdown Timers was updated on October 9, 2026 and PowerWise on October 6, 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.*