OpenTutor vs QuestionAI

OpenTutor is a homework helper for working through questions from a photo. Photograph a homework problem and it provides an answer with a worked solution and step-by-step explanation. Its Scan and Solve feature is described for economics, chemistry, and math, and the maker says the app works in every language. The FAQ says anyone with a smartphone and homework can use it. Downloading and using the app costs nothing; the maker also mentions an optional paid version without ads but gives no price or terms. On Android, the app listing also describes expert subject tutors, study notes, guides, Q&As, saved materials, and tailored reminders. The Android listing identifies ads and in-app purchases. Android, iOS, and web apps are listed, though the FAQ labels web as coming soon. Google Play reports that the app may collect location and financial information among other data types, encrypts data in transit, and allows deletion requests. Support options include Discord, email, and Twitter. Google Play names Coffee & Chapters - Press as the developer and identifies Wojciech Augustynowicz in its developer details.

QuestionAI is a homework helper for getting answers and explanations, and for making study material easier to follow. You can photograph or upload a problem to receive a solution with steps, or upload a PDF to AI Chat. It also summarizes textbooks across subjects. Other tools listed include AI writing, idea generation, translation, a chatbot, and text summarization. The download page describes the homework helper as powered by ChatGPT and GPT4. A free plan is available, including free step-by-step explanations. Paid subscriptions have different limits: Monthly Subscription costs $9.90 a month and allows up to 30 homework questions and 30 image-based problems. Yearly Subscription is listed at $4.90 a year and includes unlimited problem solving and image uploads. The browser extension offers one-click solutions, screenshot solving, and question-and-answer problem solving across learning platforms and websites. QuestionAI is listed for Android, iOS, macOS, Windows, the web, and as an extension.