UDF Studio
View, edit & sign UYAP UDF
Free
Create and edit UDF documents, convert and merge files, edit PDF/TIFF pages, and verify signatures — all free and on your device.
UDF Studio is the complete, native toolkit for UYAP UDF documents on Mac, iPhone, and iPad — and everything is free.
VIEW
• Open and read UYAP UDF files with faithful formatting
• Full-text search
• Verify electronic signatures — signer, certificate and validity
• Quick Look and Share extension support
CREATE & EDIT
• Create new UDF documents and edit existing ones
• Bold, italic, underline, alignment, numbered and bulleted lists
• Tables, form fields and images in existing documents are preserved when you save
CONVERT & MERGE
• Convert PDF, Word and images to UDF
• Merge multiple files into a single UDF
PDF & TIFF TOOLS
• Open multi-page TIFF and PDF files
• Reorder, rotate and delete pages, then export as PDF
E-SIGNATURE (macOS)
• Electronically sign with your e-signature token (smart card)
Everything is free and runs entirely on your device — your documents are never uploaded.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Eymex, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Eymence LLC
- Size
- 2.4 MB
- Category
- Productivity
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 12.0 or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Turkish
- Age Rating
4+
- 4+
- Copyright
- © 2026 Eymence LLC