
SpecialistGeneral conversational AI workspace capable of deep reasoning, tutoring, and generating custom study plans.
SpecialistGeneral conversational AI workspace capable of deep reasoning, tutoring, and generating custom study plans.
Astra AI records 7,356,157 monthly visits with +40.3% month-over-month growth and Freemium, Paid pricing. StudyTool records 0 monthly visits with — growth and Freemium, Free pricing.

A discreet Chrome extension that answers quiz and homework questions inside your LMS
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | astra-ai.co | chromewebstore.google.com |
| Pricing Model | Freemium, Paid | Freemium, Free |
| Monthly Visits | 7.36M (7,356,157) | 0 (0) |
| MoM Traffic Delta | +2.11M (+40.3%) | 0 (—) |
| Primary Market & Share | 🇻🇳 Vietnam (14.3%) | 🌐 Global (—) |
| Direct Visits / mo | 2.36M | 0 |
| User Rating | 4.3 | 3.6 |
| Supported Platforms | Website | Browser Extension |

Your personal AI tutor for every subject, from notes to exam day.
Upload your notes, slides or past papers, set your exam date and target grade, and Astra assembles a topic-by-topic revision plan built around exactly what you'll be tested on.
Ask by typing, speaking or snapping a photo. The tutor explains concepts at your level, asks follow-up questions and keeps going until the idea actually clicks.
Generate guided lessons, flashcards, quizzes, true/false and smart-text exercises, plus an auto-generated podcast so every learning style is covered.
Practise with realistic oral and timed written mock exams that get graded, so you know where you stand before the real thing.

A discreet Chrome extension that answers quiz and homework questions inside your LMS
Works with popular learning management systems including Canvas, Blackboard, Moodle and McGraw Hill, rather than being tied to a single one.
Grab any question from any website directly into the extension and receive an answer in the popup, which is especially useful for multiple-choice items.
Highlight a question on any site, right-click and choose Ask StudyTool to bring up a popup with the answer.
Each solution includes reasoning about the underlying concept so you can understand why an option is correct.

SpecialistGeneral conversational AI workspace capable of deep reasoning, tutoring, and generating custom study plans.
SpecialistGeneral conversational AI workspace capable of deep reasoning, tutoring, and generating custom study plans.
AI study app that converts notes, PDFs, and videos into interactive flashcards and gamified quizzes.
AI study app that converts notes, PDFs, and videos into interactive flashcards and gamified quizzes.
Study library, AI homework help, and 24/7 tutor access in one place
Study library, AI homework help, and 24/7 tutor access in one place
All-in-one AI study tool for homework help, exam prep, notes, and flashcards
All-in-one AI study tool for homework help, exam prep, notes, and flashcards
Free study platform that automatically generates flashcards and practice tests from your lecture notes and files.
Free study platform that automatically generates flashcards and practice tests from your lecture notes and files.

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AI study platform that converts course materials into interactive practice questions and flashcards.
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