Apps similar to Stirling PDF include SumatraPDF, which is free and open source. Other options are Foxit PDF Reader, PDF Arranger, PDFgear and PDF24 Creator. There's no shortage of PDF Editors like Stirling PDF, with more than 100 alternatives for the web, Windows, Mac, Linux and Android.
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 tones
A free, open-source PDF editor for Windows, macOS and Linux: lightweight, fast, and designed with care.
A free-floating 2D Canvas for processing multiple PDF files simultaneously.
Italy
EU
A free, open-source alternative to Adobe Acrobat for Windows and macOS. Built on BentoPDF.
United States
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.
RomaniaEU
Nettongia PDF Editor is a free and open-source PDF editor for Windows that processes documents locally without uploading them to a server. It allows users to edit existing text, add and modify images, reorder, rotate or delete pages, create and insert signatures, search...
CzechiaEU
PDFluent is a native desktop PDF editor for macOS 11 and newer and Windows 10 and newer. It is a public beta release, available as a free download for everyone including commercial use. The application is built with a pure Rust engine across 48 crates, with no C or C++...
Batch-process hundreds of PDFs at once — find & replace text, Bates numbering, form fill, watermark, and redact — entirely on your own computer with no cloud uploads.
FormForge turns any PDF into a fillable AcroForm in your browser. 7 field types, AI field detection, signatures, CSV batch. Free, no account, nothing uploaded.
GermanyEU
QuickerConvert is a lightweight PDF toolkit designed for people who want fast results without any complications. It focuses on something many PDF websites ignore. Privacy. Every action you take happens inside your own browser.
India
