The best Text to Speech alternative to Okular is SumatraPDF, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Okular and many of them are Text to Speech Services so hopefully you can find a suitable replacement. Other interesting Text to Speech Service alternatives to Okular are Foxit PDF Reader, Koodo Reader, Foliate and ReadEra.
Atril is a simple multi-page document viewer. It can display and print PostScript (PS), Encapsulated PostScript (EPS), DJVU, DVI, XPS and Portable Document Format (PDF) files. When supported by the document, it also allows searching for text, copying text to the clipboard...
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
Besides exceptionally fast launching and displaying speed, Gaaiho Reader is reliable in printing, filling forms annotating documents and adding bookmarks.
Taiwan
Read, edit, annotate, and sign PDF documents with built-in AI features like summarize and translate, OCR in 50+ languages, fill forms, export to major formats offline, apply watermarks, compress files, secure with passwords, and use text-to-speech on all major platforms.
Taiwan
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.
ezPDF Reader is a PDF viewer with some powerful features such as TTS (Text-to-Speech), annotations and PDF forms.
United States
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
PDF reader for Windows that fills in and signs forms, adds passwords and watermarks, redacts and makes scanned pages searchable. Open source, works offline.
Norway
Windows PDF reader for papers, theses, reports, and document bundles. Dark pages dim text and paper while preserving image colours; citation previews, split view, a ruler, evening mode, read aloud, position restore, notes, and Markdown export work offline.
United Kingdom
Free, private PDF editor for Windows and Mac: fill and sign, edit text, redact, OCR and organize pages. No account, no ads, no telemetry.
Puerto Rico
