Sans Superellipse Libu 6 is a regular weight, normal width, low contrast, upright, normal x-height font visually similar to 'Altissimo' by Soneri Type (names referenced only for comparison).
Keywords: ui labels, app design, branding, packaging, signage, friendly, modern, playful, approachable, clean, approachability, modernity, clarity, cohesion, rounded, soft corners, monoline, geometric, compact.
A rounded, monoline sans with superelliptical curves and softly squared counters that give the forms a rounded-rectangle feel. Strokes are even and gently tapered at some joins, with terminals consistently rounded. Proportions are compact with generous bowls and openings, producing a steady, low-friction rhythm in text. Numerals and capitals follow the same softened geometry, with simplified, clean silhouettes and minimal detail.
Well suited to interface copy, product labels, and brand systems that want a friendly modern voice. The sturdy, rounded shapes make it effective for signage and packaging, and it can also serve as a distinctive headline or subhead font when a softer geometric look is desired.
The overall tone is warm and approachable, balancing a contemporary, tech-friendly cleanliness with a slightly playful softness. Its rounded rectangles and smooth curves feel reassuring rather than clinical, making it read as friendly and modern without becoming novelty.
The design appears intended to provide a contemporary sans that feels personable and accessible through rounded-rectangle geometry and even stroke weight. It prioritizes clear, simplified letterforms and consistent soft corners to create a cohesive, modern texture across both text and display settings.
Several letters emphasize geometric construction over calligraphic modulation, with counters that stay fairly uniform across the set. The design maintains consistent corner radii and stroke endings, which helps it hold together well in longer lines while still feeling distinctive at display sizes.