# Pi Day Countdown vs Countlys

The clearest difference is ads: Pi Day Countdown at none against Countlys's shown. Countlys's advantage is update cadence (daily vs every 18 months) and iOS requirement (18.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pi Day Countdown ships an update every 18 months, Countlys daily. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Pi Day Countdown | Countlys |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/pi-day-countdown/id424560921/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 18 months | **Daily** |
| Monetization | Free | — |
| Size | 1 MB | 6 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [iT Guy Technologies](https://appshunter.io/developer/398472366) | [Kerem Gonlkrmaz](https://appshunter.io/developer/1882973074) |

## What reviewers say

### Pi Day Countdown

[App page](https://appshunter.io/ios/app/pi-day-countdown/id424560921)

This utility app helps users celebrate Pi Day and other significant dates. Set default alarms for Pi Day or customize messages for any event. Enjoy tracking important dates with a simple interface.

**Highlights:** Pi Day countdown, Customizable event alarms, Personalized messages, Date tracking utility

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

**In-app purchases:** none


### Countlys

[App page](https://appshunter.io/ios/app/countlys-event-countdown/id6761101280)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pi Day Countdown free?

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

### Is Countlys free?

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

### Do Pi Day Countdown or Countlys have ads?

Countlys shows ads; Pi Day Countdown does not.

### Which is updated more often, Pi Day Countdown or Countlys?

Pi Day Countdown ships an update every 18 months, and Countlys daily. Most recently, Pi Day Countdown was updated on November 1, 2026 and Countlys on October 25, 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.*