SETUP & FEATURE GUIDE
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How to Use HalfBold Reader.
Three simple steps to install, pin and turn on HalfBold Reader, then a quick tour of what it can do.
Add HalfBold Reader to Chrome or Edge
The extension installs directly from the Chrome Web Store in seconds with zero registration or email signup required.
Add to Chrome — FreePin for One-Click Controls
Click the puzzle icon in Chrome's toolbar, find HalfBold, and click the pin icon to keep your reading controls one click away:
Article — HalfBold
Read Any Webpage with Alt+B
Navigate to any article, newsletter, or documentation page. Press Alt+B (or Option+B on Mac) to toggle saccadic reading on or off instantaneously.
Have favorite blogs or reading platforms like Substack, Medium, or Wikipedia? Open the side panel, add the site to your site rules, and HalfBold will format it automatically on every visit.
You're ready to read. Test it right now.
Open any article or documentation tab and hit Alt+B. You can also explore all 5 rendering styles and intensities in our interactive demo.
EVERY FEATURE
What it does
- Half-bold word emphasisFree
- Bolds the first letters of every word on any webpage, with adjustable intensity and 5 highlight styles. Alt+B toggles it per site. Speed reading
- Site rulesFree
- Add a site once and HalfBold formats it automatically on every visit; pause it anywhere it gets in the way.
- Fonts & colorsFree
- OpenDyslexic and other reading fonts, custom colors and spacing on any page. Customization
- RSVP speed readerFree + Pro
- One word at a time on a fixed focus point at your chosen WPM, from a selection, a PDF or a document. 500 words per launch free, unlimited with Pro. RSVP
- PDF & eBook readerFree + Pro
- Open PDFs, EPUB, DOCX and TXT in a clean reader with reflow and on-device OCR for scans. First 2 pages free. PDF reader
- Google Docs readerFree + Pro
- Read long Google Docs with half-bold emphasis in the reader. First 2 pages free. Google Docs
- Guided pacer & Focus modePro
- A reading pacer that moves through the text at your speed, and Focus mode that dims everything except the current line or paragraph. Plans
- Fast-Font PackFree
- Free open-source speed reading fonts for Word, Kindle, Kobo and desktop apps. Fast-Font
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