Explore across categories like anger, emotions, and personality. Learn and share unique about human behavior, mental health, and social interactions. Search for specific topics or browse curated collections.
View PDF, TIFF, KAP, and KML files. Sync with iCloud, Google Drive, OneDrive, and Dropbox. Add placemarks, record tracks, and draw shapes. Share annotations in real time. Use tools like theodolite and georeferencer for map editing.
Create and edit PDF documents with ink annotations using Apple Pencil. Add notes, highlight text, and sign documents. Share files with colleagues or students. Review and annotate PDFs for study or work.
Convert PNG images to high-quality PDF files. Merge multiple images into one PDF. Select custom paper sizes like A4, A3, A5, or Letter. Save and share the resulting document directly.
Scan and convert documents to PDF. Edit, compress, and organize files. and share scanned documents. Convert Microsoft Office files to PDF. Store and manage all documents in one place.
View and manage CAD drawings with support for DWG, DXF, and PDF formats. Open multiple files simultaneously. Use scale tools to distances in meters and perform continuous length measurements. Add annotations and markups directly on drawings.
Scan documents, receipts, and notes to create high-quality PDF or JPEG files. Sign and edit documents. Use smart image editing with color correction. Scan multiple pages and organize files by date or name. Share scans via email or AirPrint.
Edit text, images, and layout within PDF documents. Fill and sign forms digitally. Merge, split, and reorder pages. Export and share documents directly.
Turn your camera into a scanner to create PDF files from documents. Import PDFs from local and cloud storage. multiple PDFs into one document. Share or save merged files securely.
Convert PDFs to Word documents and export pages as JPG or PNG. Scan documents, receipts, and IDs with auto-crop and perspective correction. Edit files by adding text, highlights, and signatures.
Edit PDF files by filling forms, highlighting text in multiple colors, and annotating sections. Save and share modified documents. Scan physical documents into PDFs using the built-in camera scanner.