OpenProject vs MBOX To PST
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenProject
Manage your projects on the go with this open-source tool. Track tasks, collaborate with your team, and update project statuses in real time from your iOS device. Stay organized and productive wherever your work takes you.
- Create, view, and edit work packages
- Update task status, priority, and assignees
- Instant commenting and collaboration
- Attach and review files
- Real-time project progress tracking
- Log time directly in the app
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OpenProject Mobile brings the power of open-source project management directly to your iOS device. Stay organized, connected, and productive - wherever your projects take you. Access all your work packages, track progress, collaborate with your team, and stay aligned with your projects in real time. Whether you’re managing tasks, updating statuses, or reviewing project timelines, OpenProject Mobile ensures you never miss a beat. Key Features: * Create, view, and edit work packages * Update status, priority, and assignees * Comment and collaborate instantly * Attach files and review attachments * Stay informed about project progress, tasks, and deadlines - anytime, anywhere. * Track your work and log time directly within the app to keep your reporting up to date. Ideal for agile teams, distributed workforces, and organizations that rely on transparent project collaboration, OpenProject Mobile keeps your workflow efficient and aligned - right from your pocket. To use this app, you need access to an existing OpenProject installation.
MBOX To PST
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Mbox to PST converts .mbox and .mbx email archives into Microsoft Outlook .pst files, entirely on your device. Google Takeout, Mozilla Thunderbird and Apple Mail all export your mail as .mbox, but Outlook cannot open that format directly. Mbox to PST bridges the gap without uploading a single message anywhere. SUPPORTED SOURCES • .mbox and .mbx files • Google Takeout .zip and .tgz archives, opened directly as downloaded • Apple Mail exported mailboxes • Mozilla Thunderbird mail folders ORGANIZE AS YOU CONVERT • Gmail labels become a real Outlook folder tree automatically • Or file everything by year, or by sender • See every folder and its message count before you convert, and leave folders out with one tap BUILT FOR LARGE ARCHIVES • Attachments are preserved (up to 250 MB each) • Very large archives are split automatically into multiple .pst files that stay within Outlook's size limits • A full transfer manifest after every conversion: messages found, written, skipped and duplicates Open a file from the Files app, Mail, AirDrop, or any app's Share Sheet, or tap "Open File" inside Mbox to PST. No account, no login required. Privacy Policy: https://rush.tools/privacy Terms of Use: https://rush.tools/terms
Screenshots
Verdict
The clearest difference is in-app purchases: OpenProject at none against MBOX To PST's 3. MBOX To PST's advantage is update cadence (every 6 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. MBOX To PST sells 3 in-app purchases, starting at $7.99 per 7 days. OpenProject asks for nothing beyond the download.
OpenProject ships an update monthly, MBOX To PST every 6 days. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.
| Parameter | OpenProject | MBOX To PST |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (4 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Monthly | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 16.4 | 16.0 — better |
| Further details — not scored | ||
| Size | 72 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | OpenProject GmbH | Rush Tools LLC |
In-app purchases
OpenProject
No in-app purchases
MBOX To PST
- Mbox to PST Pro3 Days trial$7.997 Days
- Mbox to PST Pro$79.991 Year
- Mbox to PST Pro$149.99
