SUBSTACK & BEEHIIV CREATORS • EDITORIAL + CHARTS Built for Substack Writers, Beehiiv Operators & Media Entrepreneurs

Free Substack & Beehiiv Newsletter Thumbnail & Chart Studio

Elevate your newsletter with WSJ/Economist-style Playfair Display typography, custom bar/donut charts, and AI editorial illustrations.

✓1200 × 630 px universal Substack/Beehiiv social share & archive thumbnail format
✓Built-in Bar & Donut Chart generator in the Apps tab for data-driven essays
✓Editorial serif fonts (Playfair Display, Cinzel) paired with clean modern sans-serifs

Frequently Asked Questions

What size is a Substack post preview image?

Substack recommends at least 1200 × 630 pixels (1.91:1 ratio) or 1456 × 1048 pixels so your post card renders cleanly in email inboxes, the Substack app, and X/LinkedIn.