# Eventuality vs Big Day

The clearest difference is in-app purchases: Eventuality at none against Big Day's 1. Big Day's advantage is update cadence (every 2 weeks vs every 6 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Big Day sells 1 one-off in-app purchase. Eventuality asks for nothing beyond the download.

Eventuality ships an update every 6 months, Big Day every 2 weeks. The most recent releases landed on October 18, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Eventuality | Big Day |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Size | 3 MB | 5 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Ryan Nacker](https://appshunter.io/developer/1305387838) | [Damien Asseya](https://appshunter.io/developer/878472983) |

## What reviewers say

### Eventuality

[App page](https://appshunter.io/ios/app/eventuality-countdowns/id6468540195)

**In-app purchases:** none


### Big Day

[App page](https://appshunter.io/ios/app/big-day-countdown-timer/id6799796713)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Countdown Pro | $5.99 | one-time |


## Frequently asked questions

### Is Eventuality free?

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

### Is Big Day free?

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

### Do Eventuality or Big Day have ads?

Neither Eventuality nor Big Day shows ads.

### Which is updated more often, Eventuality or Big Day?

Eventuality ships an update every 6 months, and Big Day every 2 weeks. Most recently, Eventuality was updated on October 18, 2026 and Big Day on October 20, 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.*