MobiPDF is available in two versions: MobiPDF Reader Windows (free) and MobiPDF Full version Windows (paid). While both allow you to open and view PDF files, their capabilities are different.
1. Feature Comparison
| Top Features | MobiPDF Reader Windows (free) |
MobiPDF Full version Windows (paid) |
| Read with different modes | Yes |
Yes |
| Validate signatures | Yes |
Yes |
| Fill forms | Yes |
Yes |
| Handwritten signatures | 3 uses |
Yes |
| Edit text and images, reorder, combine and delete pages in a PDF | No |
Yes |
| Turn scanned documents into editable PDFs | No |
Yes |
| Protect and sign digitally | No |
Yes |
| Create and sign forms | No |
Yes |
| Print without watermark | No |
Yes |
| Combine & split documents | No |
Yes |
| Compress | No |
Yes |
Convert PDF to Word and Excel |
No |
Yes |
| Digital signatures | No |
Yes |
| Remove signatures | No |
Yes |
Important: MobiPDF Reader Windows is designed only for reading PDFs. Any action that modifies a document requires the MobiPDF Full version Windows.
2. How to Check If You Have MobiPDF Reader Windows or MobiPDF Full Version Windows
Method 1: Check the app interface
Open MobiPDF on Windows
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Look at the top menu or toolbar:
If Edit, Convert, or Create PDF tools are locked or unavailable, you are using MobiPDF Reader Windows
If these tools are available and usable, you have MobiPDF Full version Windows
Method 2: Check your account or license status
Open MobiPDF on Windows
Go to Menu → Account
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Check the license status:
No active license / Free → MobiPDF Reader Windows
Active subscription → MobiPDF Full version Windows
3. How to Purchase MobiPDF Full Version Windows
You can upgrade to MobiPDF Full version Windows at any time. Your files remain unchanged.
Option 1: Purchase directly inside the app
Open MobiPDF Reader on Windows
Click Upgrade, Unlock Full Version
Choose a subscription or lifetime license
Complete the purchase
The Full version is unlocked immediately after purchase.
Option 2: Purchase from the official website
Visit the official MobiPDF website
Select a subscription or lifetime plan
Complete the purchase and sign in with your account inside the app to activate
Summary
MobiPDF Reader Windows is free and intended only for viewing PDFs
MobiPDF Full version Windows unlocks editing, conversion, signing, OCR, and document creation
You can check your version inside the app by reviewing available tools or license status
Upgrading is quick and can be done directly from within MobiPDF