Built by a solo developer, now open to everyone

Let's MemoriseBetter Vocabulary

Expand your vocabulary with our dictionary and flashcards app. I built Mem-App to help intermediate+ learners master new words through adaptive spaced repetition, real-world examples, and seamless cross-device sync.

50+
Free words to try
2
Languages supported
100%
Ad-free experience
Cross-device sync

Why Mem-App Works

Three key advantages that make vocabulary learning more effective and enjoyable

Real-World Context

Words from day-to-day context, not random lists. Learn vocabulary that you'll actually use in conversations and writing.

Complete Learning

Usage examples, synonyms, opposites, and pronunciation help you learn easier and remember better than simple definitions.

Built-in Dictionary

Dictionary and flashcards in one app creates less friction to learn and memorise. No switching between apps.

Powerful Features

Personalised Review Intervals

Adaptive spaced repetition that learns from you. Rate each word as Easy, Good, Hard, or Forgot, and the algorithm adjusts future review times to match your memory.

Bilingual Support

English and Spanish with translations, phonetics (US/UK), and native pronunciation

Cross-Device Sync

Sign in with Google or Email OTP to sync your vocabulary lists across all devices

Install Anywhere

Works on Android, iOS, and desktop. Install it once you browse the app for the best experience

mem-app.com
serendipity
/ˌserənˈdɪpəti/
Definition: The occurrence of events by chance in a happy way
Example: "It was pure serendipity that led me to discover this amazing app"
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🔊 Play

Learn More About Mem-App

Helpful guides and tips to get the most out of your vocabulary learning

Getting Started Guide

Learn why and how to use Mem-App effectively for vocabulary building

Read Guide →

Guest User Feature

Try Mem-App for a week without signing up - perfect for testing

Learn More →

Spanish Support

Learn English or Spanish with bilingual support and translations

Discover Feature →

Review on Demand

Review any word anytime - flexible learning that fits your schedule

Learn How →

Dual Pronunciations

Hear both American and British English pronunciations and phonetics

Explore Feature →

All Blog Posts

Browse all guides, tips, and updates about vocabulary learning

View All Posts →

Latest Updates & Features

Personalised Review Intervals

November 2025

Adaptive memorisation is here! Rate words as Easy, Good, Hard, or Forgot during reviews. The algorithm dynamically adjusts each word's review schedule based on how well you remember it — creating a truly personalized learning experience.

Learn More →

Smart Review Sessions

July 2025

New interactive word navigation bar lets you skip, revisit, or jump ahead during reviews for complete control over your learning session.

Read Update →

Simple, Fair Pricing

Start free, upgrade when you're ready to expand your vocabulary

Free Trial

Perfect to get started

Free
Up to 50 words
No time limit
50 vocabulary words
All core features
Guest mode (1 week)
No ads, ever
Start Free
Most Popular

Single List

For focused learners

A$1
per month (paid annually)
A$12 billed yearly
1,000 vocabulary words
Cross-device sync
Spaced repetition
Bilingual support
Choose Plan

Multiple Lists

For serious learners

A$3
per month (paid annually)
A$36 billed yearly
5 lists (5,000 words)
Organize by topics
Advanced filtering
Priority support
Choose Plan

What Learners Say

Real feedback from vocabulary learners around the world

"The spaced repetition really works! I've learned more vocabulary in 3 months than I did in years of traditional studying. The real-world examples make all the difference."

Sarah M.
English Learner

"Finally, a vocabulary app that doesn't feel like homework! The built-in dictionary saves so much time, and I love how it syncs across my phone and laptop."

Carlos R.
Spanish Learner

Ready to Expand Your Vocabulary?

Join thousands of learners who are building better vocabulary with Mem-App. Start your free trial today, no credit card required.

Built with ❤️ by a solo developer, now helping learners worldwide