Compare Substack writers

Up to five side by side: followers, growth, paid band, rank, and the publications that recommend more than one of them. Sponsors use the last part to see which audiences overlap.

Regis de CastelnauRegis’s Substack
Followers15,052
Last 7 daysfrom Nov 7
Last 30 daysfrom Nov 30
Subscribers (rounded)11K+
Paid subscribers100+ badge
Best board spotnone
Recommended by51
New recommenders, 30 days+9
Recommends3
Tracked sinceOct 31, 2026

Followers by day

Regis de Castelnau

14,60014,80015,00015,20015,400 Oct 31Nov 4Nov 8Nov 12 12 more days to fill this frame 15,052

Each panel has its own scale. Daily history starts on the writer's first reading.

When their recommendations started

Regis de Castelnau

1Oct 25NovDecJan 264Feb3Mar1Apr8May11Jun6Jul1Aug5Sep11OctNov

Live recommendations by month started, last 24 months, Substack's dates. Outlined months are incomplete: Substack lists only the 50 newest recommenders.