View and save academic papers from . Search by keywords or field. Share PDFs with other apps. Organize papers into custom groups. Cache files for offline access. Sync with iCloud. Track browsing history.
Reduce PDF file sizes with customizable compression settings. Choose light, moderate, or strong options to balance quality and file size. Process files securely offline without internet connection. Save space while maintaining document clarity.
Convert to natural-sounding with instant TTS conversion. Queue and play audio files for background listening. Adjust playback speed and volume. Save or share generated audio files. Sync with cloud storage for access across devices.
Manage compressed files by extracting ZIP, RAR, and 7Z formats with password support. Access iCloud and Dropbox files directly. Import compressed files from other apps.
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.
Convert photos or documents to PDF with automatic edge detection and multi-page support. Import images from gallery or PDF files. Edit scanned documents, add annotations, and export in various formats.
Write and organize content by adding notes, scenes, or paragraphs to a notebook. Rearrange and remix notes and photos to reorder chapters or scenes. Add front matter like a title page and back matter such as end notes.
Create and customize for cross and pixel art. Set grid size up to 1,000 x 1,000. Choose display formats including symbol, fill, and . Use rulers and context menus to copy, move, flip, or clear elements. Duplicate pages and select starting positions.
Convert audio recordings and PDFs into notes, flashcards, mindmaps, and quizzes using AI. Highlight key concepts with -taking practices. Sync study materials across the and website.