gamma.app draws its headings in ES Build and its body text in PP Mori. It uses 2 fonts in all. We measured it on November 4, 2026.
The fonts gamma.app draws
| Font | Used for | Share of its custom-font text | Licence | How common |
|---|---|---|---|---|
| PP Mori | Body text | 94% | Commercial | 2 of 845 sites (rank =58) |
| ES Build | Headings | 6% | Not verified as obtainable | – |
Share is how much of the page’s custom-font text each font draws. System fonts and icon fonts are never counted. Each site was opened twice in a real browser and Chrome was asked which font file drew each piece of text. We count a font for a site only if both runs saw it and it drew at least 2% of the site’s custom-font text. The full method.
Can I use the same fonts?
- PP Mori is sold under a commercial licence by Pangram Pangram Foundry. Licence it from Pangram Pangram Foundry; copying the file from a site that uses it is not a licence.
- ES Build: we could not verify that this typeface can be licensed, so we neither recommend it nor link a source.
Free fonts in a similar style
If you cannot license PP Mori, these free fonts are in the same style (sans serif) and real sites use them: Inter (126 sites), Roboto (43 sites), Open Sans (26 sites), Geist (18 sites). A similar style is not the same typeface, so compare them side by side before you commit.
gamma.app among saas and productivity sites
gamma.app is one of the 75 saas and productivity sites we measured. Across them, Inter is the most used font you can get, on 23 of the 75 (31%). All the fonts saas and productivity sites use.
What pairing does gamma.app use?
ES Build for headings with PP Mori for body text does not repeat on another analyzed site, so there is no shared pairing to show. Pairings that do repeat.
Other saas and productivity sites we measured
- 1password.com Agile Sans
- ahrefs.com Inter, Ahrefs
- airtable.com AT Season Sans
- amplitude.com Gellix, IBM Plex Sans
- apollo.io Season Mix, Founders Grotesk
- arc.net Marlin Soft SQ, Marlin Soft ExtBlk, ABC Oracle
See the fonts on all 845 sites.
FAQ
What font does gamma.app use?
gamma.app draws its headings in ES Build and its body text in PP Mori. It uses 2 fonts in all: PP Mori, ES Build. We measured it on November 4, 2026.
Is ES Build free?
We could not verify that ES Build can be licensed, so we do not state a licence.
What font pairing does gamma.app use?
ES Build for headings and PP Mori for body text. It does not repeat on another analyzed site.
Can I use the same fonts as gamma.app on my own site?
Only if the licence allows it. Free and open-source fonts can be used freely. Commercial fonts need your own licence, even though you can see the file on gamma.app. Each font's licence is on this page, from its source.
How do you know which font gamma.app uses?
We opened gamma.app in a real browser and asked Chrome which font file drew each piece of text, twice in separate sessions. A font counts only if both runs saw it and it drew at least 2% of the site's custom-font text.
Can I check a different website?
Yes. Paste its address into the free font finder.