Compress, merge, convert images to PDF, sign digitally, and protect your sensitive documents fast & securely on your smartphone.
One PDFNo need to install separate tools. OnePDF covers all your mobile document processing needs in one lightweight Android app.
Reduce PDF file size up to 80% without ruining text legibility or image clarity. Save your phone's storage space.
Convert photos, receipt scans, or JPG/PNG images into crisp, formatted PDF documents instantly from your gallery.
Combine multiple separate PDF files into a single unified file in seconds with custom page ordering.
Secure your confidential reports and sensitive documents with high-grade password encryption.
Draw and place your digital e-signature directly on your phone screen without printing paper.
Open and view all PDF files with a fast visualizer, instant text search, and organized folder management.
Your documents are processed securely with high-grade encryption protocols.
Shrink PDF file size by up to 80% without degrading font clarity or document photo crispness.
Engineered specifically for Android devices with low memory usage and a user-friendly touch interface.
Enjoy core PDF features completely free or unlock unlimited productivity with OnePDF PRO.
Essential PDF tools for everyday personal documents.
Maximum power & unlimited productivity for power users.
Quick answers to top questions about OnePDF.
Is your PDF file size exceeding email attachments or application portal upload limits? Discover comprehensive methods to shrink PDF size on Android mobile.
Need to combine your diploma, transcripts, cover letter, and certificates into a single PDF? Learn how to merge PDF files sequentially on Android.
Turn gallery photos, scanned assignments, or paper receipts into structured PDF documents ready to print and submit directly from your Android phone.
Download OnePDF for free on the Google Play Store and enjoy professional document tools in the palm of your hand.