All Side Hustle Ideas

Software and apps side hustle ideas

A web app, SaaS, mobile app, browser extension, bot or API that people pay for or that earns from ads.

Startup cost
Under $100$100 to $1k$1k to $10kOver $10k
Time
Hands-offA few hours a weekPart-timeNear full-time
Where
OnlineIn personOnline and in person
Earns from
AdsAffiliateSubscriptionsOne-time salesService feesRentMarketplace cutSponsors and donations
Coding
No coding neededNeeds coding

2 ideas

  • Software and apps
    Captcha recognition service paid per solve
    Built a machine learning system that solves captchas, paid per captcha, so income continues after the build.
    Hands-offOnline
    Hacker News, 2011
  • Software and apps
    Cheap bulk SMS sending service
    Runs a text messaging service with low per-message pricing. Earns from message volume.
    Hands-offOnline
    Hacker News, 2011