Dictionary search
Look up meanings quickly and save words you want to keep — without leaving your reading flow.
Vocabulary + reading habit
Build your vocabulary while you read.
Word Vault helps you search meanings, save words, review with spaced flashcards, and log reading sessions — so new words stick.
Free today · Install as a PWA · Personal vault on any device
Today's progress
128
Words learned
12
Review due
Look up, then save
Search a word, see the meaning, and add it to your vault for later review.
Search · Save · Review
Due for review
- ephemeral7-day streak
- lucid7-day streak
- resilient7-day streak
For readers who want words to stick
“I used to forget words by the next chapter. Daily flashcards fixed that.”
“Search while reading, save with a note, review later — the loop finally feels natural.”
“CAT Prep logging sits beside vocab review, so exam days stay organized.”
Features
Everything you need to retain words
From instant lookup to spaced review and reading streaks — Word Vault replaces scattered notes and one-off dictionary tabs.
Personal vault
Saved words with notes, favorites, mastery, and difficulty so your list stays useful.
Spaced flashcard review
A daily loop with Easy / Good / Hard / Forgot ratings so retention compounds over time.
Streaks & dashboard
See words learned, reviews due, streak, and today’s activity at a glance.
Search history
A timeline of lookups so you can revisit words you searched mid-chapter.
Analytics
Most searched, forgotten, unreviewed, and mastered — insight into what needs attention.
Reading tracker
Add books and log sessions to build a consistent reading habit alongside vocab.
Optional CAT Prep
Opt in to log VARC, DILR, and Quant with daily goals and streaks when you are exam-focused.
Get started
Free today — paid plans later
Word Vault is free to use right now. Create an account, install the PWA, and start your vault. Paid plans are not available yet.
FAQ
Questions learners ask
Is Word Vault free?
Yes. Word Vault is free today. Paid plans are not available yet — when they launch, we will spell out what changes.
Do I need to install an app?
No. Use Word Vault in the browser, or install it as a PWA on your phone for a home-screen shortcut.
How does review work?
Saved words enter a spaced flashcard loop. Rate each card Easy, Good, Hard, or Forgot so the schedule adapts.
What is CAT Prep?
An optional module to log VARC, DILR, and Quant study with daily goals and streaks. You can ignore it if you only want vocabulary.
Is my data private?
Your vault, history, and reading logs belong to your personal account. Other users cannot see them.
How do I create an account?
Use Get started free to open signup, or Sign in if you already have an account. Registration may be temporarily closed during private pilots.
Contact
Talk to us about Word Vault
Questions, feedback, or access during a closed signup window? Send a message and we will reply within one business day.
Prefer email? Write to coresynczero@gmail.com