Language Learning App

Learn Any Language
Word by Word

Master the most common words first. Spaced repetition. Frequency-ranked. 10,000 words. 9 languages. Works on any device.

10,000
Words per language
SRS
Spaced repetition
A1–C2
All levels covered
9
Languages (more coming)
Any
Device — web, iOS, Android

Why MostUsedWords?

Frequency-first vocabulary, built on real corpus research across 9 languages.

🌍

Real-World Reach

9 languages, one proven method. Every word you learn opens doors to real conversations.

📈

Frequency-First Learning

Our decks are ranked by actual word frequency — corpus-verified. You always study what matters most, right from day one.

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Fastest Path to Fluency

The top 2,000 words cover 90% of everyday conversation. Our 10,000-word decks take you to near-native reading comprehension.

Start Learning Today

All plans include all 9 languages. No hidden fees.

Monthly
29.95/month
 
Cancel anytime
Billed monthly, renews automatically until cancelled.
  • All 9 languages
  • 10,000 frequency-ranked words
  • IPA phonetics + example sentences
  • Spaced repetition system
  • Web app — iOS & Android coming soon
Most Popular
Yearly Subscription
199.95/year
16.66/month
Save 159.45 vs monthly — 44% off
Prepaid annual plan. Renews automatically at 199.95/year until cancelled — cancel anytime from your account.
  • All 9 languages
  • 10,000 frequency-ranked words
  • IPA phonetics + example sentences
  • Spaced repetition system
  • Web app — iOS & Android coming soon
Lifetime
599.95
One-time payment
Never pay again
Single one-time charge. Not a subscription — no renewal, no recurring billing.
  • All 9 languages
  • 10,000 frequency-ranked words
  • IPA phonetics + example sentences
  • Spaced repetition system
  • All future languages included

Frequently Asked Questions

Yes. Every plan gives you access to all 9 languages currently in the app. Additional languages will be added to your account automatically as they launch.
Monthly and yearly plans renew automatically until you cancel — the yearly plan bills once per year at 199.95. You can cancel at any time from your account settings and keep access until the end of your current billing period. The lifetime plan is a single one-time payment with no recurring charges.
The app currently runs on all major web browsers — Chrome, Firefox, Safari, and Edge. iOS and Android apps are in development. Your progress is cloud-synced automatically.

Start Building Your Vocabulary Today

10,000 words. Frequency-ranked. Spaced repetition. All devices. One subscription.

Learn vocabulary the smart way