Alternatives
Socratic was Google's free homework helper app. Google has since retired it and moved its homework features into Google Lens and the Google app. Here are the best replacements for biology students in 2026.
We make SnapBio, so we're biased. We've tried to be fair: each entry says who it's best for, including when that isn't us. Facts about other apps come from their official websites and public listings and were checked October 2026.
What matters to you?
Step-by-step biology homework help
The closest thing to a biology tutor in your pocket. Snap the question, get the answer, then short numbered steps explaining it. Three free solves a day, no ads. Pro adds simpler explanations, quizzes and flashcards.
Visual search with homework help
Google Lens lets you point your camera at something and search for it. For homework, it shows web results and, for some questions, AI-generated explanations. It took over from Google's Socratic app.
Free courses, videos and practice
Khan Academy offers free lessons, videos and practice in biology and other subjects. Its separate Khanmigo AI tutor offers guided help, including image uploads where available, with paid individual access.
General AI assistant
ChatGPT is a general AI assistant that can discuss biology, read uploaded question images and guide learning through study mode. It can also generate practice questions and flashcard-style review; upload and tool limits depend on the plan.
Community Q&A with AI help
Brainly started as a community where students answer each other's questions, and has since added AI answers and paid tutoring. It covers every school subject.
Flashcards and study sets
Quizlet is a flashcard and study-set platform with millions of user-made sets, plus paid study modes, practice tests and textbook solutions.
Google retired Socratic and moved its homework help into Google Lens and the Google app.
If you mainly need biology help, SnapBio is the closest match to what Socratic did well: snap a question and get a clear explanation. Google Lens is the free, general option, and Khan Academy is great for free lessons.
Snap a question and see the steps. Three free solves every day.