The best PDF Editor alternative to Linwood Butterfly is Xournal++, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Linwood Butterfly and many of them are PDF Editors so hopefully you can find a suitable replacement. Other interesting PDF Editor alternatives to Linwood Butterfly are PDF Expert, Notability, Drawboard PDF and Squid.
Handwritten note-taking and PDF annotation using pen input and pressure sensitivity, shape drawing, customizable toolbar layouts, image insertion, audio recording, multi-language options, LaTeX integration, and complete export in PDF or PNG formats across all platforms.
Read, annotate, and highlight PDFs, fill interactive forms with saved input, underline or strike through text, manage bookmarks, sync files from cloud services, and share documents. Compatible with Preview and Adobe Acrobat annotations, supporting extensive iOS features.
Ukraine
Truly integrated iOS app combining handwriting, PDF annotation, and text for seamless note-taking. Auto Sync backs up notes. Customize themes, library, and toolbars for a personalized experience with robust features.
United States
The top AEC PDF app to markup and manage drawings and documents. Ideal for replacing pen and paper, avoid printing documents again by using our intuitive feature set that makes marking up a PDF easy. Open or create a new PDF, markup using our extensive array of tools, then save...
Australia
Take handwritten notes naturally on your Android tablet, phone, or Chromebook supporting Android apps! With Squid you can write just like you would on paper using an active pen, passive stylus, or your finger.
United States
Notein is a Handwritten note-taking app designed for Android users with a diverse range of features and tools for PDF-editing.
China
xnotes is a handwriting-first notebook for phones and tablets, built for pen and stylus. Write, sketch and annotate with pressure-sensitive, variable-width ink, and nothing you draw is ever flattened.
India
DocInspector is a professional, offline-first document processing and privacy-auditing application designed for legal, financial, and corporate teams. It enables users to clean, repair, and bundle large volumes of documents locally without relying on cloud services.
Moldova
Edit your PDF files quickly and intuitively. Open, edit, save or convert PDF files with PDFTool – it’s up to you.
Discover Feather PDF, the ultimate PDF editor that prioritizes your privacy. Enjoy powerful editing features without data collection and gain lifetime access with a one-time payment.
Sonic PDF is your go-to PDF editor for Windows, offering intuitive tools for document processing.
Canada
Lokaltools is a privacy-first, browser-based toolkit with 100+ tools across 8 categories. Everything runs entirely in your browser using WebAssembly — no files are ever uploaded to a server, no account is required, and nothing ever leaves your device.
Malaysia
