Startup Sphere
A weekly 5-minute case study with business ideas and tactics you can copy.
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it needs your face on Instagram
Oct 22, 2026
Sep 1, 2026
$820,000 per year by helping students avoid plagiarism detectors
Aug 12, 2026
$2.6 million per year in the fitness niche.
Aug 4, 2026
$2.1 million per year by optimizing dating profiles with AI
Jul 10, 2026
This content business made $1.3 million in the last 12 months.
Jun 25, 2026
This B2B SaaS is making $64,000/month.
Jun 8, 2026
This company makes $1.4M per year, and you can build it in a week.
May 27, 2026
Copy this AI-powered short form video generator selling for $750K.
May 22, 2026
