# PST Reader · Opener, Converter vs Reply Mail

The clearest difference is in-app purchases: Reply Mail at none against PST Reader · Opener, Converter's 8. PST Reader · Opener, Converter's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. PST Reader · Opener, Converter sells 7 in-app purchases, starting at $8.99 per 7 days. Reply Mail asks for nothing beyond the download.

PST Reader · Opener, Converter ships an update weekly, Reply Mail every 8 days. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | PST Reader · Opener, Converter | Reply Mail |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/reply-mail/id6787066695/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | Freemium | **Free** |
| Size | 14 MB | 46 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [Rush Tools LLC](https://appshunter.io/developer/1896773547) | [Bad Idea, LLC](https://appshunter.io/developer/1543323357) |

## What reviewers say

### PST Reader · Opener, Converter

[App page](https://appshunter.io/ios/app/pst-reader-opener-converter/id6777724591)

Access, read, and convert Outlook PST and OST archive files without needing Outlook installed. This app allows you to quickly open large archives, search for specific content, and export data into various formats like PDF, MBOX, and EML.

**Highlights:** Open PST and OST archives, Read emails, contacts, and calendar events, Full text search across archives, Filter by sender, date, and attachments, Convert archives to PDF, MBOX, EML, Export attachments and contacts, Works fully offline

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $8.99 | 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 |


### Reply Mail

[App page](https://appshunter.io/ios/app/reply-mail/id6787066695)

Manage email from your own domain with an AI assistant to help draft and triage messages. Connect your domain for sending and receiving, or use send-only mode with your existing provider. Features a smart inbox with rules, templates, and snooze options.

**Highlights:** Custom domain email, AI email assistant, Send-only mode, Shared team workspaces, Smart inbox features, Undo Send

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

**In-app purchases:** none


## Frequently asked questions

### Is PST Reader · Opener, Converter free?

PST Reader · Opener, Converter is free to download, with in-app purchases available.

### Is Reply Mail free?

Reply Mail is free to download, with no in-app purchases.

### Do PST Reader · Opener, Converter or Reply Mail have ads?

Neither PST Reader · Opener, Converter nor Reply Mail shows ads.

### Which is updated more often, PST Reader · Opener, Converter or Reply Mail?

PST Reader · Opener, Converter ships an update weekly, and Reply Mail every 8 days. Most recently, PST Reader · Opener, Converter was updated on October 20, 2026 and Reply Mail on October 15, 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.*