The Heddy App
Heddy is the iOS app that puts eight AI tutors and unlimited free flashcards in a student's own hands — no account, no parent, no answer handed over. How it works, and how it compares to the leading flashcard and AI-tutor apps.
Meet Heddy: the AI tutor app that won't give you the answer
Heddy is an iOS app with eight AI tutors who refuse to hand over the answer. Free flashcards, no signup to start, built in the UK for 13+ students.
The four-rung hint ladder: why Heddy never gives the answer
Heddy's tutors walk a four-rung hint ladder. The top rung is a worked similar problem, never your own answer, and there is no fifth rung. Here's why.
Eight tutors, one for every subject — who's inside Heddy
Heddy carries Mentor plus seven subject professors — Pi, Quill, Darwin, Curie, Newton, Harari and Mercator. Each teaches a different way. Here's who does what.
Your sessions become flashcards — free, unlimited, forever
Heddy turns the lesson you just had into spaced-repetition flashcards. They're free, unlimited, and reviewing them never costs a tutor turn. Here's how it works.
The carry moment: take a stuck flashcard straight to your tutor
The card you keep getting wrong can be carried to the professor who owns it, with the question already asked. It's the most important gesture in Heddy.
No signup, no parent, no download wall — how Heddy starts
Heddy opens without an account, an email, or a grown-up's permission. Here's what happens in the first thirty seconds, and what's happening underneath.
Pi Turns explained: what's metered in Heddy, and what's free
Flashcards in Heddy are free and unlimited forever. Tutor turns are metered. Here's exactly how the meter works — and the three rules it can never break.
Is Heddy safe? A parent's guide to the app your teenager found
Your child downloaded an AI tutor app without asking. Here's what Heddy does, what it records, what it will never show you, and why the age floor is 13.
Who is Heddy? A snowy owl who is a guide, not a mascot
Heddy is the snowy owl on the home screen. She notices the week you're having, routes you to a tutor, and is carefully not built to be your friend.
Your first ten minutes with Heddy, step by step
Open the app, skip nothing, and get one real thing done. A walkthrough of the first ten minutes in Heddy — what to tap, in what order, and why.
The Atlas: ready-made flashcard decks you can adopt on day one
The Atlas is Heddy's library of pre-built decks — every KS3 subject plus the UK academic competitions. Adopt one and it becomes yours to review and edit.
Again, Good, Easy — how grading a card in Heddy works
Three buttons, each showing the real interval underneath. How Heddy's review room schedules a card, why there are only three grades, and how to grade honestly.
Getting Heddy on your iPhone — App Store or straight from the web
Two ways to get Heddy: the App Store, or install heddy.app to your home screen. What each one gives you, what works offline, and what notifications do.
Heddy or aitutors.me? Which of the two is for your family
Same tutors, two products. Heddy is the student's own door with no account; aitutors.me is the parent-provisioned service with a dashboard. How to choose.
What Heddy deliberately will not do
No streaks to lose, no paywall mid-session, no parent surveillance, no answer on demand. A list of the features Heddy doesn't have, and why each one is missing.
Heddy vs Quizlet: a tutor with cards, or the world's card library
Quizlet has millions of ready-made sets and no one to explain them. Heddy has eight tutors who write your cards and take them back. An honest comparison.
Heddy vs AnkiMobile: the most powerful, and the most demanding
AnkiMobile is the most capable spaced-repetition app on iOS and asks the most of you. Heddy asks nothing and gives you a tutor. Who each one is really for.
Heddy vs Brainscape: confidence ratings, or a tutor on the card
Brainscape asks you to rate your confidence 1–5 on every card. Heddy asks three questions and gives you a tutor when a card won't go in. An honest comparison.
Heddy vs RemNote: notes that become cards, or lessons that do
RemNote turns your own notes into flashcards inside one powerful workspace. Heddy turns your tutoring sessions into cards. Which fits a school student better.
Heddy vs Knowt: free flashcards, or free flashcards with a tutor
Knowt gives away what Quizlet charges for and imports your old sets. Heddy gives away cards too, and adds eight tutors. Where each one actually helps.
Heddy vs Photomath: the answer in four seconds, or the method
Photomath photographs a maths problem and shows the worked solution. Heddy refuses to. An honest comparison of the fastest app and the one that teaches.
Heddy vs Gauth: every subject solved, or one subject taught
Gauth answers homework across every subject from a photo. Heddy teaches seven and refuses to answer. What each is good at, and what each costs you.
Heddy vs Question.AI: a solver that's free, or a tutor that's slow
Question.AI answers homework across every subject for free. Heddy won't answer anything. An honest look at what a free solver costs you by June.
Heddy vs Khanmigo: two AI tutors that both refuse to answer
Khanmigo is the closest thing to Heddy in principle — a Socratic AI tutor that won't just give answers. Where the two genuinely differ, from someone who built one.
Heddy vs Socratic by Google: a name, and a method
Socratic by Google finds you resources for a photographed question, free. Heddy is actually Socratic — it asks you questions back. Where each one helps.