Inside a black hole
Past the event horizon, nothing escapes, not even light.
Near a black hole, time itself runs slower.
Actually remember the things you learn
MindVault captures what you read and watch, then quizzes you until it sticks.
Free TestFlight beta. Not on iPhone? Join the waitlist.
- Save from
- Articles
- YouTube
- ChatGPT
MindVault in action.
Save it. Keep the ideas.
An example article is saved through the Chrome extension or iPhone share sheet, and MindVault extracts the event horizon and time dilation as two fresh concepts in your vault.
MindVault finds the ideas.
Event horizon
The point of no return.
Time dilation
Gravity slows time.
On iPhone, share to MindVault.
In Chrome, click Save to MindVault.
Same idea. One concept.
Two sources add facts to one concept. Its memory strength does not change.
Article
Inside a black hole
Example YouTube video
Why nothing escapes a black hole
Event horizon
2 sources
- Nothing that crosses it can escape, not even light.
- Escaping would mean going faster than light.
Review before it fades.
MindVault quizzes you on each concept right before you'd forget it.
An illustration: a memory fades over time, a successful review lifts it back, and the next review comes later.
MemoryReview
Try a question
Event horizon
What can escape an event horizon?
Make remembering a habit.
Most people save things and never look at them again. That isn't a vault. That's a drawer.Come back tomorrow.
The Keeper
Example progress: a seven day streak, 680 XP, level 4.
Example progress
680 XP
Level 4
7 day streak
Daily reviews
MTWTFSS
Your vault. Their vault. One battle.
Challenge a friend or play ranked.
Two players' vaults each send a concept to one arena, and one shared question is drawn from them.
Your vault
Their vault
Example battle question
Which part of a cell makes most of its energy?
Mitochondria You
The nucleus Them
Ribosomes
The cell membrane
Six arenas to climb
Bronze
Silver
Gold
Platinum
Diamond
Champion
Questions
Is it free?
Yes. The beta is free.
Why TestFlight?
MindVault is in beta, and TestFlight is Apple’s app for trying apps before they reach the App Store. Tap the button, install TestFlight, then install MindVault.
Not on iPhone?
The beta is iPhone only. A web app opens soon. Leave your email and you will get one message when it does.
What happens to what I save?
It stays in your account. We do not sell it or use it for advertising. Turning it into concepts and questions means sending the text to a language model provider. Delete your account and it all goes with it. Privacy policy
Does spaced review work?
Spreading reviews out over time is one of the most replicated findings in memory research. MindVault times each review for you. The research
Start with one thing
worth keeping.
Get the iPhone beta
Free TestFlight beta.
Not on iPhone? The web app opens soon.