Apps similar to Papers include SumatraPDF, which is free and open source. Other options are Okular, Foxit PDF Reader, KOReader and Koodo Reader. PDF Readers like Papers are a crowded field, with more than 50 alternatives for Windows, Linux, Mac, Android and the web.
Bookworm is a document reader that allows you to read more than 15 document formats including PDF, EPUB, and MOBI using a versatile, yet simple, and highly accessible interface.
Jumpdf is a keyboard-focused PDF viewer for documents where one needs to jump between different sections of the document frequently.
A next-generation iOS viewer app for self-scanned manga and books with AI-powered organization, cloud storage support, and NAS streaming.
Japan
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
PDF Reader - Editor, Scan & TTS by Dev_Software is a mobile solution designed to scan, edit, and listen to your documents in one place.
Türkiye
Free 4.6 MB PDF viewer for Windows and macOS that just opens. Tabs, search, page editing, dark mode, annotations, signatures. Zero network calls.
United States
Hexye PDF Tools is a fast, privacy-focused online suite for editing PDFs — split, rotate, merge, and more — directly in your browser without uploading files.
Italy
EU
