# OWL Alerts vs Write Once

The clearest difference is iOS requirement: OWL Alerts at 15.1 against Write Once's 17.0. On price, ads, 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.

## The numbers

| Metric | OWL Alerts | Write Once |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/owl-alerts/id6757333721/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | Subscription | — |
| Size | 23 MB | 1 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Koplin](https://appshunter.io/developer/1857779943) | [Saurav Kejriwal](https://appshunter.io/developer/1833028975) |

## What reviewers say

### OWL Alerts

[App page](https://appshunter.io/ios/app/owl-alerts/id6757333721)

This app acts as an alert layer for your email, allowing you to set custom rules to receive push notifications only for urgent messages. It helps you stay present by filtering out non-essential emails, so you don't have to constantly check your inbox.

**Highlights:** Customizable email alert rules, Sender, domain, and keyword filtering, Scheduled rule activation, Push notifications with sender and subject, In-app email context up to 10,000 characters, Web-based rule management

**Features:** macOS Compatibility

**In-app purchases:** none


### Write Once

[App page](https://appshunter.io/ios/app/write-once/id6772096707)

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

**In-app purchases:** none


## Frequently asked questions

### Is OWL Alerts free?

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

### Is Write Once free?

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

### Do OWL Alerts or Write Once have ads?

Neither OWL Alerts nor Write Once shows ads.

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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.*