# OneDay vs SkyBday Pro

The clearest difference is update cadence: SkyBday Pro at every 2 days against OneDay's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. OneDay sells 1 one-off in-app purchase and SkyBday Pro sells 4 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

OneDay ships an update every 8 months, SkyBday Pro every 2 days. The most recent releases landed on October 30, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | OneDay | SkyBday Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 days** |
| Size | 4 MB | 83 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RECEP GUR](https://appshunter.io/developer/1861267659) | [Elevatis SA](https://appshunter.io/developer/1511388834) |

## What reviewers say

### OneDay

[App page](https://appshunter.io/ios/app/oneday-countdown-and-widget/id6756538962)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $9.99 | one-time |


### SkyBday Pro

[App page](https://appshunter.io/ios/app/skybday-pro/id6757096143)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SkyBday Premium | $5.99 | per month |
| 10 Crédits SMS | $2.99 | one-time |
| 50 Crédits SMS | $9.99 | one-time |
| 100 Crédits SMS | $17.99 | one-time |


## Frequently asked questions

### Is OneDay free?

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

### Is SkyBday Pro free?

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

### Do OneDay or SkyBday Pro have ads?

Neither OneDay nor SkyBday Pro shows ads.

### Which is updated more often, OneDay or SkyBday Pro?

OneDay ships an update every 8 months, and SkyBday Pro every 2 days. Most recently, OneDay was updated on October 30, 2026 and SkyBday Pro on October 16, 2026.

---

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