The typeface on notion.so is NotionInter, iA Writer Mono and Lyon Text, loaded across 55 @font-face declarations. Every font family, weight and source on this page is read straight from the live CSS — no image guessing, no machine learning, just the rules the browser used.
The quick brown fox jumps over the lazy dog
font-family: NotionInter, Georgia, 'Times New Roman', serif;
The quick brown fox jumps over the lazy dog
font-family: 'iA Writer Mono', ui-monospace, SFMono-Regular, monospace;
The quick brown fox jumps over the lazy dog
font-family: 'Lyon Text', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
The quick brown fox jumps over the lazy dog
font-family: 'Noto Sans Arabic', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
The quick brown fox jumps over the lazy dog
font-family: 'Noto Sans Hebrew', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
The quick brown fox jumps over the lazy dog
font-family: 'Permanent Marker', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
The quick brown fox jumps over the lazy dog
font-family: SFMono-Regular, ui-monospace, SFMono-Regular, monospace;
Get Font Info inspected the homepage of notion.so and parsed 13 stylesheets totalling 700.0 KB. Inside those stylesheets we found 55 @font-face declarations — the rules a browser uses to download and register a custom typeface. The primary typefaces are served from mixed, and 11 CSS rules reference them across the page.
Open the live inspector and hover any text on notion.so to see the exact font, weight, size and line-height for that element.
Open live font inspector for notion.sonotion.so uses NotionInter, iA Writer Mono and Lyon Text as its primary typefaces. These fonts are loaded from a self-hosted webfont and an unknown source and applied across 11 CSS rules on the homepage.
notion.so loads its fonts from a self-hosted webfont and an unknown source. Get Font Info detected 55 @font-face declarations across 13 stylesheets on the live page.
notion.so loads NotionInter in 5 weights: 100 900, 400, 500, 600, 700. If you want to match the look, request the same weights from your font host so you only ship what's actually used.
Yes — once you know the font name, you can load it from the same source. If NotionInter isn't a fit (licensing, weight selection, look-and-feel), close alternatives include Inter, Manrope and DM Sans. Use the CSS snippet on this page as a starting point.
These fonts are self-hosted webfonts. They may be licensed commercially from a type foundry, custom-made for the brand, or freely available — you would need to identify the typeface and check its license at the foundry.
Compare the typography on notion.so with how other well-known sites load and use their fonts.
This page lists the fonts loaded by the homepage of notion.so. Get Font Info reads the live CSS — every @font-face rule, every font-family declaration — so you see the exact fonts the browser used, not an image-based guess.
More guides: find the font on any website, identify the typeface on a webpage, check what font a website is using, or URL font checker.