Sentinel IO vs PDF Scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sentinel IO
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Sentinel IO – Your Smart Access Control Partner Sentinel IO transforms your Sunine Multi-Purpose Control Unit (MPCU) into a powerful, intelligent access control system. Sentinel IO requires a Sunine MPCU hardware device to function. Effortlessly manage and automate gates, doors, and more right from your smartphone. Whether it's for your home or property, Sentinel IO gives you complete control and peace of mind wherever you are. Key Features Remote Control: Open, close, or secure your gates and doors with a single tap, no matter the distance. Real-time Status: View the live status of your access points. Know instantly if a gate is open, closed, or in use. User Management: Easily grant or revoke access permissions for family, staff, or trusted visitors. Activity Logs: Keep a detailed record of every gate and door interaction for enhanced security and oversight. Secure & Reliable: Engineered for robust performance and secure communication with your Sunine MPCU. How It Works Sentinel IO acts as the intuitive user interface for your Sunine MPCU edge device. Create an account to register and manage your MPCU device. Simply connect the app to your MPCU to establish a secure link. From there, you can monitor and control all connected access units, turning your phone into the central command hub for your property's security. The Sentinel IO Advantage With Sentinel IO, you're not just getting remote control—you’re gaining a smarter, more secure way to manage your physical spaces. Simplify your daily routine, improve security for your property, and enjoy the convenience of modern automation. Ready to Get Started? Download the Sentinel IO app. Connect to your Sunine MPCU device. Take control of your access points.
PDF Scanner
Effortlessly transform documents, receipts, and photos into high-quality PDFs. This free scanner app offers automatic cropping, perspective correction, and enhancement modes for clean, shareable files. Organize your scans with folders and tags for easy retrieval.
- Scan documents, receipts, and photos
- Automatic cropping and perspective correction
- Enhancement modes for clarity
- Create multi-page PDFs
- Organize scans with folders and tags
- Export and share PDF files
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Turn documents, receipts, forms, notes, book pages, IDs, passports, and saved photos into clean, shareable PDFs with Scany 100% Free Scanner App. Capture a page with your camera or import an existing image. Scany helps clean up each page with automatic cropping, perspective correction, and contrast enhancement. Review every page, adjust the crop, arrange pages in the right order, and export when everything looks right. Scan and clean up • Scan documents, receipts, forms, notes, book pages, ID cards, and passports • Automatic document detection and capture • Auto-crop and perspective correction • Clear, Bright, and Office enhancement modes • Import existing photos from your library Build multi-page PDFs • Add, remove, and rearrange pages • Preview each page before export • Choose your preferred export quality • Export and share PDF files Stay organized • Rename scanned documents • Sort scans into folders • Add tags to organize your library • Keep recent scans easy to find Whether you are saving a receipt, digitizing paperwork, capturing an ID, or turning photos into one PDF, Scany keeps the workflow focused from scan to share. Privacy Policy: - https://zappira.com/privacy-policy/scany/ Terms & Conditions: - https://zappira.com/terms-and-conditions/scany/
Screenshots
Verdict
The clearest difference is update cadence: PDF Scanner at every 4 days against Sentinel IO's every 11 days. 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.
Sentinel IO ships an update every 11 days, PDF Scanner every 4 days. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.
| Parameter | Sentinel IO | PDF Scanner |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (9 ratings) — better |
| Positive reviews | — | 80.0% of reviews |
| Number of ratings | — | 9 — better |
| Update frequency | Every 11 days | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 — better | 15.5 |
| Further details — not scored | ||
| Size | 36 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Sentinel IO | Josip Valcic |
In-app purchases
Sentinel IO
No in-app purchases
PDF Scanner
No in-app purchases









