# Event Countdown Tracker vs penNO

The clearest difference is ads: penNO at none against Event Countdown Tracker's shown. penNO also leads on update cadence (every 4 days vs every 4 months). Event Countdown Tracker's advantage is iOS requirement (11.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Event Countdown Tracker sells 1 one-off in-app purchase and penNO sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Event Countdown Tracker ships an update every 4 months, penNO every 4 days. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Event Countdown Tracker | penNO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 4 days** |
| Size | 118 MB | 56 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RedTracker LLC](https://appshunter.io/developer/1460840859) | [Michele Lucchese](https://appshunter.io/developer/1830974630) |

## What reviewers say

### Event Countdown Tracker

[App page](https://appshunter.io/ios/app/event-countdown-tracker/id1497212575)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### penNO

[App page](https://appshunter.io/ios/app/penno/id6761362639)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium mensile | $0.99 | per month |
| Premium annuale | $8.99 | per year |


## Frequently asked questions

### Is Event Countdown Tracker free?

Event Countdown Tracker is free to download, with in-app purchases available.

### Is penNO free?

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

### Do Event Countdown Tracker or penNO have ads?

Event Countdown Tracker shows ads; penNO does not.

### Which is updated more often, Event Countdown Tracker or penNO?

Event Countdown Tracker ships an update every 4 months, and penNO every 4 days. Most recently, Event Countdown Tracker was updated on October 1, 2026 and penNO on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*