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21Day
Contact · v 1

Let'stalk.
Nopitch.

We reply within 24 hours, business days. Three paths, from fastest to freest. Pick the one that fits.

§ 01The three paths

From most structured to freest
01Recommended

Brief us

Eight minutes online, seven questions. Fixed-price quote within 24 h. The main channel.

Start the brief8 min · structured
02Quick question

Email us

A question, a hunch, a gut-check: drop us a direct line. We reply within 24 h.

contact@21day.io24 h · email
03Video call

Book a slot

Thirty minutes to frame a running project or a cycle that's starting. Q3 2026 open.

See slots30 min · live

§ 02Free message

If nothing else fits

A word. A question. We read everything.

The button opens your email client with the message pre-filled — straight to our inbox. No site-side storage.

§ 03The studio

For the curious
01
Reply
Within 24 hours, business days
02
Status
Q3 2026 · 2 slots
03
Location
EU · made in France
04
Hours
Mon → Fri · 09–18 CET
Brief us →