Prima PDF is a free online platform that provides essential PDF tools to help you work with your documents efficiently.
Cost / License
- Free
- Proprietary
Platforms
- Online

Stirling-PDF is described as 'Locally hosted web application that allows you to perform various operations on PDF files' and is a popular PDF Editor in the office & productivity category. There are more than 100 alternatives to Stirling-PDF for a variety of platforms, including Web-based, Windows, Mac, SaaS and Linux apps. The best Stirling-PDF alternative is PDF Arranger, which is both free and Open Source. Other great apps like Stirling-PDF are PDFgear, PDF24 Creator, PDFsam and BentoPDF.
Prima PDF is a free online platform that provides essential PDF tools to help you work with your documents efficiently.

FileWatermak is a simple and intuitive solution to add watermarks to your PDF and image files. It provides you with all the necessary tools to add watermarks to your files easily and quickly.




All-in-one PDF utility management tool to merge, split, compress, convert, protect, unlock, and edit PDF files instantly.

SmallPDFfree offers a free online suite for all your big and small PDF needs. Access a suite of powerful, user-friendly tools that can merge, split, compress, convert, and edit your PDF files.

PDFHaul is a free, privacy-first PDF tool suite for web and mobile. Merge, split, compress, convert, annotate, sign, and redact PDFs in seconds. No installation required. Files are automatically deleted within 2 hours, never stored permanently.




QuickTools.one is a collection of free online tools for PDF and image processing. All tools run 100% in your browser using client-side JavaScript. Your files never leave your device.




BravePDF is a comprehensive, AI-powered web application for all your PDF needs, providing a suite of powerful tools ranging from document conversion and optimization to intelligent analysis.




Secure-Merge is a privacy-first PDF merger that runs entirely in your browser. Your files never leave your device—there are no server uploads, no tracking cookies, and no sign-in required for the core tool.



PDF Flo lets users manipulate PDF files instantly in the browser — without uploading them to a remote server. It focuses on being: Lightning-fast Files never leave your device Minimal UI with smooth transitions and neutral...


Free Windows desktop tool designed for collecting and annotating structured data from PDF documents.
A fast and easy online PDF toolkit that lets you merge, compress, convert, split, and edit PDF files directly in your browser—no installation required.
A lightweight, all-in-one web utility designed for users who need fast results without the clutter of traditional conversion sites. It serves as a powerful, free alternative to subscription-based services like iLovePDF or SmallPDF.
