Audeus

Overview

Audeus is an AI-powered text-to-speech (TTS) reader designed to read your documents aloud so you can save time, reduce reading strain, and boost productivity. It transforms static text from PDFs, Word documents, non-DRM EPUBs, web articles, and plain text into natural-sounding speech. With support for 50+ languages and a library of lifelike AI voices, Audeus turns any reading material into an engaging audio experience, helping users absorb information faster and stay focused longer.

The platform is built with productivity and comprehension in mind. Its synchronized text highlighting tracks every spoken word, allowing you to follow along without losing your place, while customizable highlight colors reduce eye strain and eliminate reading fatigue. Users can also highlight and annotate documents to capture key insights, with options to add notes, comments, and shape highlights on images and graphs. Playback speed controls let you listen at 0.5x for complex material or accelerate to 3.5x for faster review, and the app provides personalized time estimates based on your chosen speed. For documents with unselectable text, Audeus includes OCR-driven image text-to-speech that extracts and reads text from scans, screenshots, handwriting, book pages, and paper docs, making even physical materials accessible.

Audeus works across web, iOS, Android, Chrome, Edge, and Firefox, with browser extensions that let you listen to any webpage instantly. Its cross-device sync means you can pause on one device and resume on another, while batch scanning and paste-and-listen functionality support flexible workflows. The app automatically saves your place in any document, and its clean interface is designed to get you started in under 60 seconds. It also offers a web-based experience with no installation required, plus dedicated mobile apps and extensions for users who prefer native workflows.

Audeus is particularly valuable for students dealing with heavy course loads, professionals managing dense reports, language learners improving listening comprehension, and anyone who wants to regain hours of their day by listening instead of reading. From reading legal case briefs and academic journals to proofreading drafts and learning a new language, Audeus provides a practical alternative to traditional reading. By combining natural AI voices, precise synchronization, annotation tools, and multi-format support, it helps users read faster, retain more, and make continuous progress on their work with less fatigue.

Core capabilities

Multi-format TTS

Reads PDFs, Word documents, non-DRM EPUBs, web articles, pasted text, and more aloud with natural AI voices.

Lifelike multilingual voices

Supports 50+ languages with native-sounding voices, including American and British English options.

Synchronized text highlighting

Highlights spoken text in real time, helping you follow along, reduce eye strain, and stay focused.

Highlight and annotate

Mark up documents, add notes and comments, and use shape highlights on images and graphs to retain key insights.

Customizable playback speed

Adjust speed from 0.5x to 2.5x and beyond, with custom controls to match your comprehension and time-saving needs.

Scan and listen (OCR)

Use your camera to scan books, papers, handwritten notes, screenshots, and multi-page documents, then listen to the extracted text.

Image text-to-speech

Converts text in images, screenshots, scanned PDFs, and handwriting into spoken audio, including unselectable text.

Paste & listen

Type or paste text into the built-in notepad and press play for instant listening, ideal for proofreading and quick review.

Cross-platform sync

Available on web, iOS, Android, Chrome, Edge, and Firefox, with saved progress across devices.

Time estimates and progress saving

Automatically saves your reading position and estimates listening time based on your playback speed.

Use cases

Listening to academic papers and research articles while commuting or exercising

Reading legal case briefs, medical textbooks, and study materials at faster speeds

Learning English or other languages by listening to native-sounding pronunciation

Proofreading and editing written drafts by hearing text read aloud

Scanning physical textbook pages and handwritten notes to convert them into audio

Listening to web articles, news, and online content via browser extensions

Managing study time with accurate listening duration estimates and progress tracking