Sans Superellipse Irdu 5 is a very bold, wide, low contrast, upright, tall x-height font.
Keywords: posters, headlines, branding, packaging, signage, industrial, assertive, retro, playful, poster-like, high impact, distinctive texture, retro tech, brand voice, display clarity, blocky, rounded corners, ink-trap cuts, notched, compact counters.
A heavy, block-constructed sans with rounded-rectangle (superellipse) foundations and tightly controlled interior space. Strokes are monoline and massively weighted, while terminals and corners are softened into broad radii for a molded, machined feel. Many glyphs incorporate small rectangular nicks and slit-like apertures that read like ink-trap-inspired cut-ins, creating a distinctive rhythm in bowls, joins, and cross-strokes. Counters are compact and often rectangular, producing strong dark texture and pronounced silhouette-driven letter recognition.
Best suited to large-scale display work such as posters, titles, event graphics, signage, and bold branding systems where the chunky silhouettes and notched detailing can be appreciated. It can also work for short callouts on packaging or social graphics, especially when paired with a quieter text face for contrast.
The overall tone is bold and forceful, with a retro-industrial flavor that feels engineered rather than calligraphic. The notched details add a playful, arcade/techno edge, giving the face a punchy display presence that reads confident, loud, and slightly quirky.
The design appears intended to deliver maximum visual weight with friendly rounded geometry, while adding signature cut-in shapes that improve distinctiveness and evoke industrial/tech influences. It prioritizes impact and recognizability in display settings over long-form readability.
The font’s density creates high impact but also reduces internal openness, so it performs best when given generous tracking and line spacing. The characteristic cut-ins become a key identifying feature at larger sizes, while at smaller sizes they may merge into the black mass and reduce clarity.