# Owlish vs Onefast

The clearest difference is update cadence: Onefast at every 2 days against Owlish's weekly. Onefast also leads on iOS requirement (17.0 vs 26.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Owlish sells 4 in-app purchases, starting at $2.99 per month and Onefast sells 2 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

Owlish ships an update weekly, Onefast every 2 days. Both last shipped on October 29, 2026.

## The numbers

| Metric | Owlish | Onefast |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Size | 12 MB | 4 MB |
| Requires iOS | 26.1 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kunal Singh](https://appshunter.io/developer/6807990340) | [Nguyen Dinh Chung](https://appshunter.io/developer/6805296065) |

## What reviewers say

### Owlish

[App page](https://appshunter.io/ios/app/owlish-bedtime-alarm/id6807990188)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Owlish Monthly | $2.99 | per month |
| Owlish Monthly | $6.99 | per month |
| Owlish Annual | $39.99 | per year |
| Owlish Lifetime | $19.99 | one-time |


### Onefast

[App page](https://appshunter.io/ios/app/onefast-fasting-timer/id6810987516)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Onefast Pro (Yearly) | $9.99 | per year |
| Onefast Pro (Lifetime) | $19.99 | one-time |


## Frequently asked questions

### Is Owlish free?

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

### Is Onefast free?

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

### Do Owlish or Onefast have ads?

Neither Owlish nor Onefast shows ads.

### Which is updated more often, Owlish or Onefast?

Owlish ships an update weekly, and Onefast every 2 days. Most recently, Owlish was updated on October 29, 2026 and Onefast on October 29, 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.*