Sans Superellipse Dudur 4 is a regular weight, normal width, monoline, upright, normal x-height font visually similar to 'Fou Mixed Pro' and 'Fou Pro' by URW Type Foundry (names referenced only for comparison).
Keywords: ui, product design, signage, editorial, infographics, modern, clean, friendly, utilitarian, technical, clarity, versatility, contemporary, approachability, systematization, rounded, geometric, square-ish, soft corners, high contrast-free.
A rounded, geometric sans with a squarish superellipse construction: bowls and counters read as rounded rectangles rather than true circles. Strokes are consistently even, with smooth joins and gently softened terminals that keep the texture calm and uniform. Proportions are straightforward and contemporary, with generous apertures and simple, low-friction letterforms that hold up well in continuous text. Numerals follow the same rounded-rectilinear logic, maintaining consistent curvature and a steady rhythm across mixed alphanumerics.
Well-suited to interface typography, dashboards, and product branding where a clean, contemporary voice is needed without sharp edges. Its even texture and open forms also make it a practical choice for short-to-medium editorial text, labeling, wayfinding, and information graphics.
The overall tone is modern and approachable, blending a technical, system-like clarity with soft-corner friendliness. Its restrained geometry feels organized and dependable, while the rounded forms prevent it from feeling cold or overly rigid.
The design appears intended to deliver a neutral, highly legible sans with a recognizable superellipse DNA—combining geometric discipline with softened corners for a modern, human-friendly finish.
Round characters like O/Q and the curved lowercase forms keep a subtly squared silhouette, giving the font a distinctive “rounded-rectangle” identity. The punctuation and mixed-case sample show stable spacing and an even typographic color, suggesting a design aimed at clarity over display eccentricity.