Bible Study Fellowship lessons, now in an app. The BSF app is a free tool that makes it easy to complete BSF lessons on your phone or tablet. Get easy access to your MyBSF.org account for notes and lectures during your study. Daily Questions in the App Complete your BSF study daily questions on your device. Tap to Read Scriptures View assigned scripture as you answer lesson questions. MyBSF for Lectures & Notes Easily access your MyBSF account for notes, lectures and more. Multi-Language Choose English, Spanish, Chinese or Mandarin. Bible Study Fellowship is an in-depth Bible study offered free of charge, all over the world. Our four-fold approach includes daily questions, group discussion, teaching and biblical commentary. More than 400,000 members around the globe particiapte in online and area groups for men, women and children.