Astra AI records 7,356,157 monthly visits with +40.3% month-over-month growth and Freemium, Paid pricing. Countless.dev records 787 monthly visits with -45.8% growth and Free pricing.
Your personal AI tutor for every subject, from notes to exam day.
Compare AI model prices, features and capabilities in one place
| Dimension / Metric | | |
|---|---|---|
| Official Domain | astra-ai.co | countless.dev |
| Pricing Model | Freemium, Paid | Free |
| Monthly Visits | 7.36M (7,356,157) | 787 (787) |
| MoM Traffic Delta | +2.11M (+40.3%) | -665 (-45.8%) |
| Primary Market & Share | 🇻🇳 Vietnam (14.3%) | 🌐 Global (—) |
| Direct Visits / mo | 2.36M | 318 |
| User Rating | 4.3 | 4.4 |
| Supported Platforms | Website | Website |
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.
Compare AI model prices, features and capabilities in one place
View models from many providers in one interface, lining up pricing, context limits, modalities and capabilities.
Estimate real-world cost for a workload by plugging in token or request volumes against current model rates.
Put two models head to head to see exactly where one beats the other on price and features.
Explore capability-and-price trade-offs, with a Pareto view that surfaces models offering the best value for a given performance level.
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.
All-in-one student study platform that solves homework problems, predicts exams, and generates custom flashcards.
All-in-one student study platform that solves homework problems, predicts exams, and generates custom 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.
SpecialistInteractive learning platform teaching math and science through hands-on visual puzzles and guided AI tutoring.
SpecialistOnline exam preparation platform combining course study materials with an interactive AI study tutor.
SpecialistOnline exam preparation platform combining course study materials with an interactive AI study tutor.
AI learning platform that turns course materials into interactive flashcards, quizzes, study notes, and video explainers.
AI learning platform that turns course materials into interactive flashcards, quizzes, study notes, and video explainers.
Crowdsourced arena where AI models compete and humans crown the best design output
Crowdsourced arena where AI models compete and humans crown the best design output
AI learning assistant that automatically converts course materials and lectures into study guides and quizzes.
AI learning assistant that automatically converts course materials and lectures into study guides and quizzes.
SpecialistAI-powered exam preparation platform providing mock tests, spaced-repetition flashcards, and audio lesson summaries.
SpecialistAI-powered exam preparation platform providing mock tests, spaced-repetition flashcards, and audio lesson summaries.
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
AI study platform that converts course materials into interactive practice questions and flashcards.
AI study platform that converts course materials into interactive practice questions and flashcards.
