AI Study Helper That Makes Notes, Flashcards and Quizzes
AI study tool that turns lecture PDFs, notes and captioned YouTube videos into study notes, flashcards, quizzes, audio summaries and 3D diagrams.
In plain English
ExamCat helps students study faster. You give it lecture slides, class notes or a YouTube lesson. AI turns them into short notes, flashcards and practice quizzes. Students start free and pay for more.
$283 verified revenue last 30 days; $685 all time (TrustMRR/Stripe, Nov 3, 2026)
Operator: Not disclosed on TrustMRR
Revenue independently checked: documents reviewed by a publication, or a public dashboard.
Not disclosed.
The tool stack
Payments
Superwall ↗Mobile paywalls
OpenAI API ↗LLM / vision
Prices are the vendors' published list prices as researched in Oct 2026 and change often — always check the vendor's pricing page.
Step-by-step setup
- Students upload lecture PDFs, notes or a captioned YouTube video.
- AI writes study notes and makes flashcards and quizzes.
- Extras like audio summaries help revision on the go.
- Free start, then subscription; grow via students sharing it and SEO.
What's automated vs. the human 15%
The machine does
- Core AI generation/analysis
- Billing and onboarding
You still do
- Product quality and support
- Distribution and marketing
- Compliance and edge cases
Overview
AI study tool that turns lecture PDFs, notes and captioned YouTube videos into study notes, flashcards, quizzes, audio summaries and 3D diagrams.
Operator: Not disclosed on TrustMRR. Category on TrustMRR: Education. Founded: 2026-09-03. Website: https://examcat.app/
Estimated split: about 85% of the work automated, 15% human.
Realistic income
TrustMRR (checked Nov 3, 2026) shows $283 in Stripe-verified revenue over the last 30 days and $685 over its tracked history. Current subscription revenue shows about $67 a month. This is one operator’s result, often after months or years of work, and doesn’t predict yours. Check the live listing — numbers change.
Risks
- Crowded study-app category with free rivals.
- AI summaries can contain mistakes.
- Usage is seasonal around exams.
- Startup cost and time to first dollar are not disclosed.
*Income figures are illustrative ranges based on public pricing and typical outcomes reported by practitioners, not guarantees. Most new online businesses earn little or nothing at first. Not financial, legal or tax advice.
THE DAILY 6
The 6 best AI money stacks, in your inbox every morning.
Each pick comes with its tools and first steps, so you can start one in minutes.
Unsubscribe anytime.
Related stacks
SaaS
24-Hour Dial Day Planner with AI
Your day isn't a to-do list. It's a system. Ship it. Plan and reshape your day on a 24-hour dial. Draw it by hand, or hand it to AI.
- Automation
- 85%
- Difficulty
- Easy
- Startup
- Not disclosed
$96 MRR
~$96 MRR; $77 verified revenue last 30 days (TrustMRR/Stripe, Oct 28, 2026)
VerifiedSaaS
4K AI Posters, Mockups and Infographics
Create 4K AI images, posters, mockups, and infographics from prompts or reference images.
- Automation
- 90%
- Difficulty
- Easy
- Startup
- Not disclosed
$983 MRR
~$983 MRR; $1,935 verified revenue last 30 days (TrustMRR/Stripe, Oct 28, 2026)
VerifiedSaaS
60-Second AI Resume Tailoring
Applya is an AI-powered career tool that helps job seekers tailor resumes and cover letters for each role in 60 seconds. Users upload one master resum…
- Automation
- 85%
- Difficulty
- Easy
- Startup
- Not disclosed
$20 MRR
~$20 MRR; $67 verified revenue last 30 days (TrustMRR/Stripe, Oct 28, 2026)
VerifiedBrowse more: Easy AI side hustles for beginners · Verified revenue AI businesses · AI education and study app business ideas · AI music, podcast and audio business ideas