Lector - PDF Reader has been discontinued. Similar apps include SumatraPDF, which is free and open source. Other options are Okular, Foxit PDF Reader, KOReader and Evince. There's no shortage of PDF Readers like Lector - PDF Reader, with more than 50 alternatives for Windows, Linux, Mac, Android and the web.
Discover uRead, your ultimate companion for reading and listening! Whether you’re a casual reader or a book enthusiast, uRead transforms your experience with advanced features and a user-friendly design.
A document viewer for the GNOME desktop. You can view, search or annotate documents in many different formats.
United States
Comprehensive solution for editing, signing, form filling, OCR scanning, commenting, converting, and redacting PDFs, with AI-driven analysis and content extraction, data export to spreadsheets, text-to-speech, seamless use across desktop and mobile, and batch processing.
Taiwan
PdfDing is a browser based PDF manager, viewer and editor that you can host yourself. It offers a seamless user experience on multiple devices. It's designed be to be minimal, fast, and easy to set up using Docker.
Open-source PDF viewer and editor using Qt framework, featuring hardware-accelerated rendering, encryption, multithreading, text-to-speech, annotation tools, form filling, high-res monitor support, document compression, audio book conversion, and signature validation.
Czechia
EU
A privacy-first, client-side PDF editor that runs in your browser. Edit, annotate, merge/split, compress to target sizes, OCR scanned PDFs, and convert files—no signup, no watermark.
Pakistan
With GoodReader on your iPhone, iPod Touch or iPad, you can read virtually anything, anywhere. Books, movies, maps, pictures; GoodReader puts it all in a single app, right in your pocket.
Japan
Blazing fast PDF and portable eReader built on muPDF. Including the ability to save "highlights" and notes like on Kindle.
United States
Zathura is a highly customizable and functional document viewer. It provides a minimalistic and space saving interface as well as an easy usage that mainly focuses on keyboard interaction.
GermanyEU
Trevnoctilla lets you edit, merge, split, compress, and annotate PDFs directly in your browser—no downloads or installations required. Fast, secure, and completely free.
Supercharge your paper reading: follow references, skim outline, jump to figures, cite and save.
United States
Perfect PDF Reader functionality:
GermanyEU
South Africa
