# Read PDF Aloud > Read PDF Aloud is a browser-based text-to-speech tool that reads documents aloud using natural AI voices. Despite the name, it supports far more than PDF — upload ebooks, Office documents, plain text, Markdown, and more. All text processing happens locally in your browser. Your documents never leave your device. ## Key facts - **Multi-format support**: PDF, EPUB, MOBI, AZW3/KF8, DOCX, PPTX, ODT, ODP, RTF, TXT, and Markdown. See [Supported File Formats](https://readpdfaloud.com/blog/supported-file-formats-in-read-pdf-aloud) for details. - **140+ languages**: English, French, Spanish, Portuguese, Arabic, Hindi, Chinese, Japanese, and many more — each with regional voice variants. See [Supported Languages](https://readpdfaloud.com/blog/supported-languages-in-read-pdf-aloud) for the full list. - **Free to use**: New users receive 100 credits upon registration. All users get 5 free credits per day (credits do not carry over). - **No installation required**: Works directly in any modern browser on PC, Mac, Android, iOS, and Linux. ## Core features - [Document to speech](https://readpdfaloud.com/): Upload a document and listen with natural AI voices. Supports PDF, EPUB, MOBI, AZW3/KF8, DOCX, PPTX, ODT, ODP, RTF, TXT, and Markdown. Playback text in the reader, copy it, or export the audio as MP3. - [Text to speech](https://readpdfaloud.com/reader/text): Paste any text and have it read aloud instantly — no file needed. One-click MP3 export. - [Scanned PDF OCR](https://readpdfaloud.com/tools/pdf-to-text): Automatically detects scanned (image-based) PDFs and offers AI-powered OCR to extract text. Supports files up to 50 MB and 1,000 pages. Premium feature. ## Other resources - [User Guide](https://readpdfaloud.com/guide): Get started in 3 simple steps. - [Blog](https://readpdfaloud.com/blog): Tips and guides for getting the most out of text-to-speech. ## Legal - [Terms of Service](https://readpdfaloud.com/terms-of-service) - [Privacy Policy](https://readpdfaloud.com/privacy-policy) ## About the creator Read PDF Aloud is built by [Dkphhh](https://www.dkphhh.me), a solo indie developer. Other tools by the same creator: - [Video to Text](https://video2text.net/) - [Send to Feishu](https://dkphhh.me/tools/send-to-feishu/) - [Glitch Text Generator](https://cooltext.app/)