# OWL Alerts vs OLM Converter · Viewer, Reader

The clearest difference is review sentiment: OWL Alerts at 100% against OLM Converter · Viewer, Reader's 0%. OWL Alerts also leads on in-app purchases (none vs 9) and update cadence (every 2 days vs weekly). OLM Converter · Viewer, Reader's advantage is device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. OLM Converter · Viewer, Reader sells 8 in-app purchases, starting at $4.99 per 7 days. OWL Alerts asks for nothing beyond the download.

OWL Alerts ships an update every 2 days, OLM Converter · Viewer, Reader weekly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | OWL Alerts | OLM Converter · Viewer, Reader |
| --- | --- | --- |
| 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** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 23 MB | 24 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Koplin](https://appshunter.io/developer/1857779943) | [Rush Tools LLC](https://appshunter.io/developer/1896773547) |

## 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


### OLM Converter · Viewer, Reader

[App page](https://appshunter.io/ios/app/olm-converter-viewer-reader/id6781821148)

Easily open, read, and convert Outlook for Mac archive files (.olm) on your devices. Browse mail, contacts, calendars, and tasks, then export them to various formats like MBOX, PDF, and CSV without needing Outlook.

**Highlights:** Open .olm archives without Outlook, Read mail, contacts, calendar, notes, tasks, Browse full folder tree, Search mail by subject, sender, text, Convert to MBOX, EML, PDF, CSV, HTML, vCard, ICS, Export entire mailboxes or selected folders, Works offline on device

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Weekly | $9.99 | per 7 days |
| Pro Annual | $19.99 | per year |
| Pro Annual | $29.99 | per year |
| Pro Annual | $39.99 | per year |
| Pro Annual | $49.99 | per year |
| Pro Annual | $79.99 | per year |
| Pro Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is OWL Alerts free?

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

### Is OLM Converter · Viewer, Reader free?

OLM Converter · Viewer, Reader is free to download, with in-app purchases available.

### Do OWL Alerts or OLM Converter · Viewer, Reader have ads?

Neither OWL Alerts nor OLM Converter · Viewer, Reader shows ads.

### Which is updated more often, OWL Alerts or OLM Converter · Viewer, Reader?

OWL Alerts ships an update every 2 days, and OLM Converter · Viewer, Reader weekly. Most recently, OWL Alerts was updated on October 24, 2026 and OLM Converter · Viewer, Reader on October 28, 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.*