# EventDay vs DDays

The clearest difference is ads: DDays at none against EventDay's shown. EventDay's advantage is update cadence (every 3 days vs every 2 weeks) and iOS requirement (12.0 vs 17.0). 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.

EventDay ships an update every 3 days, DDays every 2 weeks. The most recent releases landed on September 20, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | EventDay | DDays |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | — | Free |
| Size | 34 MB | 5 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SuWon Choi](https://appshunter.io/developer/1452191072) | [Lee Jaeho](https://appshunter.io/developer/1556252425) |

## What reviewers say

### EventDay

[App page](https://appshunter.io/ios/app/eventday/id1614206360)

**In-app purchases:** none


### DDays

[App page](https://appshunter.io/ios/app/ddays/id6469691671)

Track important upcoming events with timely notifications. View countdowns directly on your home screen and lock screen widgets.

**Highlights:** D-day tracking, Advance notifications, Home screen widget, Lock screen widget, Live activity display

**In-app purchases:** none


## Frequently asked questions

### Is EventDay free?

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

### Is DDays free?

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

### Do EventDay or DDays have ads?

EventDay shows ads; DDays does not.

### Which is updated more often, EventDay or DDays?

EventDay ships an update every 3 days, and DDays every 2 weeks. Most recently, EventDay was updated on September 20, 2026 and DDays on June 5, 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.*