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Four friends laughing on a city rooftop at golden hour, one explaining something on a laptop while the others hold a notebook and a book

chud explains it step by step, quizzes you whenever you want to check it stuck, and teaches from your own notes.

See it work

One question, start to finish.

Step through a sample, and tap the phone to open its menus.

A phone showing chud's empty chat: a menu button, an upgrade button, a Chat and Study switch with Chat selected, an incognito and more options capsule; Pip, the greeting Good morning, the message box reading Ask anything, and the line chud can make mistakes.

The real chat screen, with sample data. The composer and greeting are illustrations.
Add to home screen

From syllabus to test, in one place.

Snap a problem, turn your notes into cards, see what today is for, or put a hard question to the council.

Illustration of chud tasks, not a screenshot.

Meet Pip
the one who checks

Pip explains, quizzes you when you ask, and in Study shows the step chud is on.

Get to know Pip

Illustration of Pip's states, not a screenshot.

A row of plush Pips in different colours on a sunny windowsill

Plans

Built for the moment it clicks.

Add your classes and test dates once. Today shows what's next, which class you're in and how many days until each test.

Next up: review 3 cards, with a Start review button; then Tuesday's classes, Pre-calculus now, and the Unit 3 test on Friday.

The real Today plan, with sample data.
Three teens cracking up on a bus seat as one presses a flashcard to her forehead, two of them sharing wired earbuds
Three friends on a bedroom floor at night, one with both arms raised holding pencils, the others laughing beside a laptop and notebooks
Four friends laughing on a city rooftop at golden hour, one explaining something on a laptop while the others hold a notebook and a book

The council

Hard questions get a hearing

Four lenses weigh a question with stakes. The verdict shows how each lens voted, and any dissent in its own words.

The council's verdict on "Should I take AP Physics C or AP Statistics next year?": AP Physics C, chosen by 3 of 4 members, with the Simplifier dissenting.

The real council answer, with sample data.

Trust

chud follows a published constitution, shows no ads, and keeps a page for parents.

The rules are public, so parents and teachers can check what chud will and won’t do.

In a sunlit chemistry lab, a teen in pushed-up goggles raises a flask of bright blue liquid as three friends laugh and cheer
Four teens laughing on the bleachers by a sports field; one holds an open book and another, in a wheelchair, holds notes beside a laptop
Ads
None
Status
Beta
Made by
sparkk

Pricing

Start free. No ads on any plan.

Deep research comes with every plan.

Free

120 tokens a monthOne model: Pip Lite

$0/ month
No card needed
What’s included
  • Core chat
  • Study: Today, cards, notes, streaks, SAT and ACT, and unit 1 of every AP course
  • Deep research

Student

640 tokens a monthTwo models: Pip Lite and Pip

Choose Student
$8/ month
or $80 a year, two months free
Everything in Free, plus
  • Image generation
  • Every AP unit

Pro

1,440 tokens a monthFour models, including GPT-5.4 and Grok 4.6

Choose Pro
$18/ month
or $180 a year, two months free
Everything in Student, plus
  • All four chat models
  • Study rooms
  • Code workspace
  • Design canvas
  • Jarvis mode
See all plansNeed more in a month? Add a booster: $5 adds 480 tokens, up to $25 of boosters a month.Refunds policy
A hand holding a small Pip charm up against a blue sky

Pip goes where you go.

Add chud to your home screen, then ask from the bus, the library or the kitchen table.

Get chud on your phone

Help that teaches, with no ads on any plan.

Every plan starts with the same promise: explain it, and check it landed when you ask.

AP® and Advanced Placement® are registered trademarks of the College Board. SAT® is a registered trademark of the College Board. ACT® is a registered trademark of ACT, Inc. Neither organization endorses, sponsors, or is affiliated with chud.

In beta · No ads© 2026 sparkk · chud. can make mistakes. Check what matters.
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