Font Boost

by Serdar Sağlam · Accessibility

Manifest V3 in_app

View in Chrome Web Store Data as of 15 Oct 2026

Boost font size on any website. Per-site memory, line height, letter spacing & dyslexia font.

Users

0 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#367K

#277K among extensions

Version

1.0.0

updated 4 Mar 2026

Users

monthly, 8 months

Latest, 15 Oct 2026: 2 usersMove the mouse over the chart for any month

Ratings count

monthly, 8 months

Latest, 15 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Font Boost

Font Boost lets you increase font sizes on any website — instantly. Perfect for comfortable reading, accessibility, and eye strain relief. FREE FEATURES: • Adjust font size from 50% to 200% • Works on any website instantly • Clean, simple slider control • One-click reset to default • Dark, minimal interface PRO UPGRADE ($0.99 one-time): • Remember per site — set once, auto-apply on every visit • Extended range — up to 400% font size • Line height control — adjust spacing between lines • Letter spacing control — spread characters for readability • Dyslexia-friendly font — switch to OpenDyslexic • Keyboard shortcuts • No subscription, one-time payment PERFECT FOR: • People with low vision or eye strain • Reading small text on news sites, docs, or emails • Dyslexia-friendly browsing • Seniors who need larger text • Anyone who wants comfortable reading PRIVACY FIRST: • Zero personal data collection • All preferences stored locally on your device • No tracking, no analytics, no ads