# Age Calculator vs Big Day

The clearest difference is ads: Big Day at none against Age Calculator's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Age Calculator sells 2 in-app purchases, starting at $5.99 per 7 days and Big Day sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Age Calculator | Big Day |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 weeks |
| Size | 5 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Zdrilich](https://appshunter.io/developer/1846384681) | [Damien Asseya](https://appshunter.io/developer/878472983) |

## What reviewers say

### Age Calculator

[App page](https://appshunter.io/ios/app/age-calculator-exact-age-dob/id6757635650)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $5.99 | per 7 days |
| Yearly | $39.99 | per year |


### 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 Age Calculator free?

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

### Is Big Day free?

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

### Do Age Calculator or Big Day have ads?

Age Calculator shows ads; Big Day does not.

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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.*