Font Fusion
Font Fusion is a free online tool for previewing, comparing, and pairing 145+ Google Fonts combinations. Every pairing matches a heading font with a body font and shows them together on a live preview with realistic sizes, weights, and line heights, so you can judge a combination the way it will actually read instead of imagining it from two specimen cards. The library is organized into 8 style categories: Modern (23) — clean, geometric, forward-thinking — perfect for tech, saas, and contemporary brands.; Elegant (22) — refined serifs, delicate contrasts, timeless — luxury, fashion, and premium brands.; Playful (19) — fun, creative, personality-driven — kids, entertainment, food, and creative projects.; Editorial (16) — long-form reading — news, magazines, blogs, and platforms where words matter.; Minimal (16) — stripped to essentials — clean lines, generous space. portfolios, architecture, scandinavian.; Professional (17) — trust, stability, competence — corporate, finance, healthcare, and enterprise.; Tech & Dev (17) — developer-oriented, monospace-aware — docs, dev tools, code-heavy platforms.; Warm & Human (15) — soft, approachable, human-centered — wellness, community, and people-first brands.. Pairings also fall into 6 structural types, each solving a different hierarchy problem: Serif + Sans — classic contrast — elegant headings, clean body; Sans + Sans — modern minimalism — geometric meets humanist; Display + Sans — bold personality — decorative headlines, readable body; Serif + Serif — editorial depth — old-style meets transitional; Mono + Sans — developer aesthetic — code-inspired headlines; Script + Sans — personal touch — handwriting meets clean sans. Every pairing page documents why the two fonts work together, the industries and moods they suit, suggested weights and sizes, a matching color palette, and copy-ready CSS. Popular starting points include Space Grotesk + Inter, Poppins + Open Sans, Inter + IBM Plex Sans, Montserrat + Merriweather, Outfit + Roboto, Archivo Black + Source Sans 3. If you already have one font chosen, the comparison tool shows candidates side by side with identical text; the recommendation quiz builds a shortlist from your project type and industry; the typography guide explains the principles behind every pairing; and the blog adds 30 articles on readability, trends, and technique. A practical way to work: start from your project type and narrow to one category, preview the shortlisted pairs with your own headline and a realistic paragraph rather than placeholder text, then check the body font at your real paragraph size — a pairing that shines at display sizes can still tire the eye across a full article.