Icon of Stirling PDF app on Umbrel App Store

Stirling PDF

Merge, split, rotate, and convert PDFs with ease

Stirling Tools

Open the App Store on your umbrelOS home server to install this app
Screenshot 1 of Stirling PDF app on Umbrel App Store
Screenshot 2 of Stirling PDF app on Umbrel App Store
Screenshot 3 of Stirling PDF app on Umbrel App Store
About this app

Stirling PDF is a robust, locally hosted web-based PDF manipulation tool that offers a comprehensive set of features to address all your PDF requirements. It allows you to perform various operations on PDF files, including splitting, merging, converting, reorganizing, adding images, rotating, compressing, and more. All operations are performed locally, ensuring the utmost privacy and security of your files. ⚠️ Note After installation, Stirling PDF takes a few minutes to start up. Please be patient and wait for the app to download packages and fonts. 📄 Page Operations Stirling PDF provides a full interactive GUI for merging, splitting, rotating, and moving PDFs and their pages. You can view and modify multi-page PDFs with custom viewing, sorting, and searching options. On-page edit features like annotation, drawing, and adding text and images are also available. You can also reorganize PDF pages into different orders, rotate PDFs in 90-degree increments, and remove pages. 🔄️ Conversion Operations Convert PDFs to and from images, convert any common file to PDF, and convert PDF to Word, PowerPoint, and other formats. You can also convert HTML, URLs, and Markdown to PDF. 🛡️ Security & Permissions Add and remove passwords, change or set PDF permissions, add watermarks, certify or sign PDFs, sanitize PDFs, and auto-redact text for enhanced security. 🛠️ Other Operations: Add, generate, or write signatures, repair PDFs, detect and remove blank pages, compare two PDFs and show differences in text, add images to PDFs, compress PDFs to decrease their filesize, extract images from PDF, add page numbers, perform OCR on PDF, convert PDF/A, edit metadata, flatten PDFs, and get all information on a PDF to view or export as JSON.