PricingRoadmap

Knowledge is power.Prove yours.

Closed-book tests, set and graded by an AI examiner, in 193 subjects. Every point on the board is earned by what you know, and none of it can be bought.

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Mathematics & LogicComputing & AIEngineeringPhysicsChemistryEarth & EnvironmentBiology & Life SciencesMedical SciencesSocial SciencesEconomics & BusinessHumanities
Who it is for

For those who want to know how well they think.

Erumore is for people who want to put their critical thinking to the test across many fields, from mathematics to the humanities. Remembering is not enough here. You have to reason, justify your answer and stand by it when the examiner follows up.

The examiner

One question. A clock. An examiner who follows up.

Name any topic, from school biology to red teaming. The examiner asks for reasoning, not a line learned by heart, and when your answer is thin, it asks you to go further.

  • Questions that make you think: explain, apply, calculate, compare
  • A clock on every question, set by the examiner
  • Up to two follow-ups, then one grade for the whole exchange
Closed book0:45
Earth science · The seasons

Why is it colder in winter in the Northern Hemisphere?

Closed book

Only what is in your head.

No notes, no other tabs, no AI helpers. Leaving the test shows on your result with the time away, and only clean, finished tests count as verified.

Closed bookFollow-up · 1/2
Stayed in the testVerified result
Mastery

Hard to earn. Worth showing.

Eleven areas, every topic worth 10 points, up to 25 in harder subjects. An easy question proves at most 40% of a topic, only hard ones reach 100%, and a wrong answer costs part of what you had shown.

Knowledge score
0of 10,000
InitiateStudent at 2,000
  • Mathematics312
  • Computing248
  • Engineering96
  • Physics187
  • Chemistry83
  • Earth54
  • Biology133
  • Medicine71
  • Society38
  • Economics92
  • Humanities53
The atlas

Everything worth knowing, on one map.

193 subjects and 2,315 topics, from school foundations to specialist fields. Every subject is rated 1 to 10 by how much it asks of you, so you always know how high you are climbing.

subjects
193
topics
2,315
connections
447
BiologyDifficulty 1
The leaderboard

The same race for everyone.

Everyone gets the same 3 ranked tests a day. You are ranked in your country and in the world by your knowledge score, and by nothing else.

Globalpoints
  1. 1Mira K.2,140
  2. 2Kenji S.1,712
  3. 3Ana L.1,266
  4. 4Tomás R.1,198
  5. 5You1,180
Distinctions

The only flex you can’t buy.

Ten ranks in every domain, from I to Luminary, places among the best of your country and the world, and breadth across the fields. Anyone can earn them, and once earned they stay yours. Adepts also wear the portraits and backdrops they unlock.

LuminaryRating from 1,50090% of every subject in the domain mastered
Tap a rank
Study

Learn exactly what you missed.

After a test, the tutor teaches what was missing, one task at a time, and never gives the answer before your third try. Memory checks bring the idea back after 1, 3 and 7 days.

  1. TutorYou have the angle right. What else changes in winter?
  2. YouThe days are shorter.
  3. TutorExactly. So the ground has less time to warm up.
Memory checks
  1. Day 1
  2. Day 3
  3. Day 7
KNOWLEDGE IS POWER

Standing is earned by knowledge alone.

Nothing at Erumore can be bought: not a point, not a place on the board, not a distinction. Adept, our subscription, deepens your study. It never touches your rank.

Choose how far you go.

Every new account starts with 7 days free. The Academy Fee keeps your ranked tests and a daily lesson with the tutor going; Adept and Adept Whisper make every day of study go further.

Academy Fee

Prove what you know.

$2.50a month
$29.99 billed once a yearSave 16%
Start 7 days free
  • 3 ranked tests a dayWhenever you like, in any subject of the atlas. Each one is a new question written for you; the examiner grades your answer and asks you to go further when it is thin.
  • A lesson with the tutor every dayLearn any topic, or go back over a test you took, and ask the tutor up to 15 questions.
  • Your rank and the leaguesClimb ten ranks in every domain and see where you stand in your country and in the world.
  • Your atlas and distinctionsEvery subject you have tested on one map, and the distinctions you earn along the way.

Adept

Learn every day, not just once.

$8.33a month
$99.99 billed once a yearSave 16%
Become an Adept
  • Practice without pressure5 practice tests a day that never touch your rank, and memory checks on your last 3 tests that went less well.
  • A tutor that never runs out5 study sessions a day, with as many follow-up questions as you need.
  • See exactly where you standEvery topic, how you are trending, how deep you go and what to learn next.
  • Still fairRanked tests stay 3 a day, as for everyone. Adept helps you learn; it never buys rank.

Adept Whisper

Talk it through, out loud.

$15.83a month
$189.99 billed once a yearSave 20%
Get Adept Whisper
  • Everything in AdeptPractice tests, an unlimited tutor and your full progress.
  • A tutor you can talk toTap the microphone in any lesson or review and talk the hard step through.
  • Open DiscussionAsk the scholar anything, from black holes to the Baroque, out loud.
  • An hour of conversation a month15 minutes a week, up to 10 a day, spent however you like across lessons, reviews and discussions.

Payments open soon.

See all prices

Study in your own language.

Questions, feedback and lessons arrive in any of nine languages, and the examiner grades what you know, whatever language you answer in.

Roadmap

Erumore grows with its learners.

Each step opens once enough Adepts support Erumore: the honours at ten thousand, the living atlas at a hundred thousand. Every new Adept brings the next one a little closer.

  1. Today

    Open to everyone

    Closed-book tests, leagues and ten ranks in every domain, in nine languages.

    We are here
  2. 10,000 Adepts

    Honours you can hold

    Keepsakes for the best Adepts in every field, from signet rings to embroidered hoodies.

  3. 100,000 Adepts

    A living atlas

    The atlas grows deeper and wider with everything its learners study.

See the roadmap

Find out what you know.

Your first question is waiting.

Get started