# infoBoard CuBiz App vs PST Reader · Opener, Converter

The clearest difference is in-app purchases: infoBoard CuBiz App at none against PST Reader · Opener, Converter's 8. infoBoard CuBiz App also leads on iOS requirement (13.0 vs 16.0). PST Reader · Opener, Converter's advantage is update cadence (weekly vs every 3 weeks). On price, ads and device support 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. infoBoard CuBiz App asks for nothing beyond the download.

infoBoard CuBiz App ships an update every 3 weeks, PST Reader · Opener, Converter weekly. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | infoBoard CuBiz App | PST Reader · Opener, Converter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 194 MB | 14 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [INFOBOARD INTERNATIONAL COMPANY LIMITED](https://appshunter.io/developer/917596462) | [Rush Tools LLC](https://appshunter.io/developer/1896773547) |

## What reviewers say

### infoBoard CuBiz App

[App page](https://appshunter.io/ios/app/infoboard-cubiz-app/id1566095828)

**Features:** macOS Compatibility

**In-app purchases:** none


### PST Reader · Opener, Converter

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

Access and convert Outlook PST and OST files without Outlook. View emails, contacts, and calendar events, and export data to various formats like PDF, MBOX, and EML. Works offline for privacy and convenience.

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


## Frequently asked questions

### Is infoBoard CuBiz App free?

infoBoard CuBiz App is free to download, with no in-app purchases.

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

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

### Do infoBoard CuBiz App or PST Reader · Opener, Converter have ads?

Neither infoBoard CuBiz App nor PST Reader · Opener, Converter shows ads.

### Which is updated more often, infoBoard CuBiz App or PST Reader · Opener, Converter?

infoBoard CuBiz App ships an update every 3 weeks, and PST Reader · Opener, Converter weekly. Most recently, infoBoard CuBiz App was updated on November 3, 2026 and PST Reader · Opener, Converter on November 7, 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.*