AskTutor is a free AI learning assistant that caters to the needs of students in STEM and humanities disciplines.
A single AI tutor handles your STEM, writing, and humanities questions in one chat.
The AI breaks down your question and provides clear, step-by-step explanations.
Lets you ask questions about PDFs and other files whilst making sure that the layout is not disrupted.
Simplifies textbook language and supports international and multilingual students.
Creates lesson plans, quizzes, summaries, and alternative explanations in seconds.
Works smoothly in the browser on phones and does not ask for personal data.
Visit the AskTutor website and choose either the main AI tutor or the Chat with PDF tool.
Type your question or study goal, and if needed, upload a worksheet, quiz, notes, or a PDF file.
AskTutor analyses your input and returns step-by-step explanations, practice questions, or summaries.
Review the answer and ask for more examples, more practice, or a different explanation style.
Use the platform regularly to let the AI adapt your learning path and avoid repeating mastered content.
Pricing details are gathered from the official AskTutor website and are provided for reference only. Always confirm the latest information directly with the vendor.
| Plan | Price | Highlights |
|---|---|---|
| Free AI Tutor | $0 | Full access to the chat-based learning assistant at no cost. |
| Free Chat with PDF | $0 | You can ask questions regarding your documents for free, and no account is needed. |
Hands-on notes from our editorial team.
We tested the chat with a question about photosynthesis, and the tutor provided a clear, step-by-step explanation of the process. It outlined the main stages, key terms, and why photosynthesis matters. We then asked for additional detail on one of the points, and the tutor expanded the explanation naturally. It added helpful context about the topic, showing that it handles follow-up questions well and maintains consistency in the conversation.

The tool generated a structured summary of the document, covering the broad aspects of the topic. The summary stayed close to the source content and highlighted the main insights without unnecessary detail.

Next, we selected Physics from the top menu to test subject-based tutoring. The physics tutor explained Newton’s Second Law using an everyday shopping cart example, along with formulas and simple numerical illustrations. It showed how changes in force or mass affect acceleration. The explanation included clear steps, a practical scenario, and a short conclusion—similar to what students would expect from a helpful physics tutor.

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