PDF Secure vs mssh
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Secure
Secure your PDF documents by adding password protection, ensuring they cannot be opened without authorization. You can also easily remove existing password protection from your files. This app offers a straightforward process for safeguarding your sensitive information.
- Password protect PDF documents
- Remove PDF password protection
- Cross-platform compatibility
- Export to various locations
- Dark mode support
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Protect your PDF documents with a password. The PDF won't open without the password. It works on any platform. PDF Secure also allows you to completely remove the password protection of a document. Using PDF Secure is very simple: • Select a PDF document from your files • Choose a password (ideally strong) and do not forget it • Export anywhere (Files app, any cloud drive, E-mail, AirDrop, Messages, ...) → The password will now be requested at any attempt to open the PDF (on all platforms) PDF Secure is compatible with the dark mode. And it's 100% free (no in-app purchases, no ads). NO DATA COLLECTION. Everything happens on device. Your privacy matters. Enjoy!
mssh
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mSSH is a professional SSH and SFTP client for iPhone, iPad, and Mac. Connect to your remote servers with password or key-based authentication (Ed25519, ECDSA, RSA). - Six terminal themes, saved command snippets, and cross-device iCloud sync - Everything you need to manage servers on the go. Cross-Device Sync — Your connections, SSH keys, snippets, and settings sync across all your devices via iCloud. Private SSH keys sync optionally through end-to-end encrypted iCloud Keychain. On Mac, your existing ~/.ssh folder is imported automatically. Terminal Themes & Fonts — Choose from six built-in themes: Default, Solarized Dark, Monokai, Nord, Dracula, and Tokyo Night. Pick your preferred font family and size (9–24pt), cursor style (block, bar, or underline), and blink behavior. Changes apply instantly. Snippets — Save commands you run often (deploy scripts, log tailing, service restarts) and send them to any active session with one tap. Access snippets from the terminal toolbar or the iOS keyboard accessory bar. Connection Organization — Star favorites to pin them at the top. Group connections by environment (Production, Staging, Personal). Add color tags for visual scanning. Search across all connections by name, host, username, or group. SSH Terminal — Full shell access with xterm-256color support. Manage multiple sessions with tabs. Split terminal view on iPad. Custom keyboard accessory bar with Esc, Tab, Ctrl, arrow keys, and quick-access snippets. format. Generate Ed25519 keys directly in the app. Import keys by pasting PEM text or from your Mac's ~/.ssh folder. All private keys stored in the Keychain with hardware encryption. SFTP File Browser — Browse remote filesystems, upload and download files, and manage directories with an intuitive touch interface. Security — Face ID and Touch ID for app-level protection. All credentials in the Keychain, hardware-encrypted. Host key verification via Trust On First Use (TOFU) with SHA-256 fingerprints. No accounts, no telemetry, no ads. Mac Support — Native macOS app with sidebar navigation. Import your ~/.ssh keys and config with one click. Sync connections from iPhone via iCloud. Open Source — mSSH is open source at github.com/nirasnet/mssh. Built with SwiftTerm and Citadel.
Screenshots
Verdict
The clearest difference is in-app purchases: PDF Secure at none against mssh's 3. PDF Secure also leads on iOS requirement (13.0 vs 18.0). mssh's advantage is update cadence (every 9 days vs every 9 months). On price, ads and device support 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. mssh sells 3 one-off in-app purchases. PDF Secure asks for nothing beyond the download.
PDF Secure ships an update every 9 months, mssh every 9 days. The most recent releases landed on September 24, 2026 and September 9, 2026 respectively.
| Parameter | PDF Secure | mssh |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (376 ratings) — better | — |
| Positive reviews | 98.8% of reviews | — |
| Number of ratings | 376 — better | — |
| Update frequency | Every 9 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 1 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | iSolid apps | Jadesada Ponyium |
In-app purchases
PDF Secure
No in-app purchases
mssh
- Coffee Tip$0.99
- Lunch Tip$4.99
- Dinner Tip$9.99









