Caktus AI
FreemiumThe AI study platform built for students, with 25+ specialized tools for essays, math, science, research, and studying.
Caktus AI is an all-in-one AI-powered academic platform built specifically for students. It bundles more than 25 specialized tools into a single subscription, including an essay writer that pulls real, verifiable citations from scholarly databases, a step-by-step math solver, STEM assistants for physics, chemistry, and biology, a flashcard and quiz maker, an AI humanizer, and a CS helper for code. Students can explore select tools for free, while a paid subscription unlocks unlimited access, longer outputs, document uploads, and premium features like formatted citations.

What is it
A student-focused AI platform that combines writing, research, STEM problem-solving, and study tools in one web and mobile interface.
What it can do
Generate essays with real citations in APA, MLA, Chicago, or Harvard; solve math and science problems step by step; create flashcards and quizzes; find scholarly sources; humanize text; write and debug code; summarize documents; and plan study schedules.
Who is it for
High school, college, and graduate students who want structured academic assistance across writing, math, science, coding, and research assignments.
Key Features
AI Essay Writer — Essays with Real Citations
Enter a topic, choose an essay type and length, and generate a structured essay with automatically inserted citations from academic databases. Supports argumentative, expository, narrative, descriptive, analytical, persuasive, and compare-and-contrast formats, plus High School, College, and Graduate writing levels.
Research & Citation Finder — Scholarly Sources and Bibliographies
Search academic papers and journals to find credible sources for any topic, then generate properly formatted in-text citations and reference lists without leaving the platform.
Step-by-Step Math Solver — Algebra to Calculus
Paste a math problem and receive detailed, explained solutions for algebra, calculus, statistics, and more, showing every step so students can follow the reasoning rather than just copying an answer.
STEM Assistants — Physics, Chemistry, and Biology Help
Use specialized science tools to balance chemical reactions, solve kinematics problems, analyze genetics, and work through other physics, chemistry, and biology concepts.
Use Cases
Essay writing with sourced citations
Generate a first draft, outline, or thesis and automatically populate it with real academic citations, then edit and export to Word, PDF, or Markdown.
Math and science homework help
Work through algebra, calculus, statistics, physics, chemistry, and biology problems with step-by-step explanations that reinforce how to reach the answer.
Exam preparation with flashcards and quizzes
Convert lecture notes, textbooks, or any topic into flashcards and practice quizzes to study for tests using spaced repetition.
Research paper source gathering
Find scholarly articles, journals, and credible sources for a topic, then generate formatted citations and bibliographies in the required academic style.
Pricing plans
Frequently Asked Questions
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