PDF Secure vs SpaceMonk
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!
SpaceMonk
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SpaceMonk - Smart Attendance & Delivery Management SpaceMonk is a modern, high-performance solution designed to streamline workforce operations using advanced face recognition and GPS-based location verification. Key Features Advanced Face Detection • Real-time face recognition powered by Google ML Kit • High-accuracy facial verification • Secure biometric authentication • Optimized for fast processing (97–99% native performance) GPS Location Tracking • Precise location verification for attendance and deliveries • Geofencing capabilities • Accurate check-in and check-out tracking • Location-based validation Delivery Management • Cluster-based task assignment • Barcode and QR code scanning for package verification • Real-time delivery tracking with OTP confirmation Push Notifications • Real-time delivery alerts and updates • Attendance reminders • Instant notifications for new assignments High Performance • Built with React Native (v0.77.3, New Architecture) • Powered by Hermes • Optimized for 30–60 FPS face detection • Startup time under 1.5 seconds Comprehensive Attendance Management • Simple check-in and check-out • Detailed attendance history • Real-time status tracking • Timestamped and location-tagged records Security and Privacy • Secure authentication • Encrypted data storage • Privacy-focused face detection • Compliance with data protection standards Ideal Use Cases • Office attendance tracking • Delivery workforce management • Field workforce operations • Educational institutions • Time and attendance systems Technical Excellence SpaceMonk is built using the latest React Native architecture, delivering near-native performance. It integrates VisionCamera (v4.7.3) for advanced camera capabilities, barcode scanning, and Google ML Kit for reliable face detection. Get Started Download SpaceMonk today and modernize how you manage attendance and deliveries.
Screenshots
Verdict
The clearest difference is update cadence: SpaceMonk at every 2 weeks against PDF Secure's every 9 months. PDF Secure's advantage is iOS requirement (13.0 vs 15.5). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
PDF Secure ships an update every 9 months, SpaceMonk every 2 weeks. The most recent releases landed on October 19, 2026 and October 16, 2026 respectively.
| Parameter | PDF Secure | SpaceMonk |
|---|---|---|
| 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 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 1 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | iSolid apps | Pharmacy One Network Private Limited |
In-app purchases
PDF Secure
No in-app purchases
SpaceMonk
No in-app purchases
Questions
Is PDF Secure free?
Is SpaceMonk free?
Do PDF Secure or SpaceMonk have ads?
Which is updated more often, PDF Secure or SpaceMonk?
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