1.Captchas.io
Rank:525,207
Worth:$1,400
One of the fastest and accurate free automated captcha recognition & bypass API web service provider online. Supports 100,000+ image captchas, FunCAPTCHA, GeeTest, hCAPTCHA, reCAPTCHA v2, v3 and invisible reCAPTCHA as well as audio and text captchas.