e1000 Apps

1000 Essential Ideas, One Subject at a Time

Meeting a new term sparks curiosity, and curiosity is where learning begins. e1000 Apps is a series of apps, each bringing together 1000 carefully selected ideas from one field — math, physics, art, music, philosophy and more.

Pick a subject you're curious about and start with one a day.

Apps by subject

Connected, so you remember longer

Knowledge sticks better in context. Related ideas are marked so you can see how they connect. We chose the most influential ideas, so they can naturally lead you into deeper study.

One at a time, in spare moments

Just one a day adds up to 365 in a year.

A gift for your children

Anyone from elementary to high school can start with ease. It isn't hard, and you can open it anytime for a quick read. Curiosity that comes from within becomes the drive to keep learning.

Included in every app

Daily reminders
Once a day, at the time you choose.
Flashcard review
Save the ideas you want to remember as review cards.
Learning history by date
Ideas and people you read or review are recorded automatically.

No adsNo in-app purchasesNo sign-upNo personal data collected

Each app is a one-time purchase that unlocks all its content.

If your curiosity is sparked, go deeper with further resources and study in earnest.

We hope this app is your first step.