Sans Rounded Hiro 4 is a regular weight, normal width, low contrast, upright, normal x-height font visually similar to 'Interval Sans Pro' by Mostardesign (names referenced only for comparison).
Keywords: ui text, app labels, wayfinding, packaging, headlines, friendly, approachable, clean, modern, playful, approachability, legibility, modernity, simplicity, rounded, soft, monoline, geometric, open forms.
A rounded, monoline sans with softly squared curves and consistently blunted terminals. Letterforms are built from simple geometric strokes with generous apertures and clean joins, creating an even, steady rhythm. Proportions feel balanced rather than condensed or extended, with clear counters and a straightforward, utilitarian construction. Lowercase shapes stay simple and legible, while numerals follow the same rounded, uniform-stroke logic for a cohesive texture in text and UI-sized settings.
Well suited for interface typography, product labeling, and general-purpose display-to-text usage where a friendly, modern sans is needed. It can work effectively for short headlines and subheads, and remains readable for paragraphs thanks to its open counters and steady spacing.
The overall tone is warm and accessible, reading as contemporary and user-friendly rather than formal. Rounded endings and open forms give it a gentle, low-friction feel that suits casual communication and brands aiming for approachability.
The font appears designed to deliver an approachable, contemporary sans voice with rounded terminals that soften the texture while keeping forms simple and highly legible. The consistent stroke behavior and restrained shapes suggest a focus on everyday clarity across a wide range of sizes.
The design emphasizes clarity through open bowls and uncomplicated silhouettes, helping maintain definition at smaller sizes. Repetition of rounded corners across straight strokes and curves produces a consistent, cohesive voice across caps, lowercase, and figures.