Sponsor comparison
Gymshark vs The 90-Day Challenge App
Newsletter sponsorship activity, audience reach, and ad formats — side by side.
Sponsorship breakdown
Health & Fitness
Health & Fitness
Browney
11.6M subscribers
Browney
11.6M subscribers
11.6M subs
11.6M subs
Check these out for gains: ● Gymshark: http://gymshark.com (Code: 'Stan10’ for t…
Download our 90-Day Challenge App, and get in the best shape of your life! Get 1…
April 2026
April 2026
Ad copy examples
Gymshark
Check these out for gains: ● Gymshark: http://gymshark.com (Code: 'Stan10’ for the biggest discount)
The 90-Day Challenge App
Download our 90-Day Challenge App, and get in the best shape of your life! Get 10% discount if you get a subscription on our new website: https://the90dc.com/start-now
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