No moat. Still in business.

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A browser extension that saves and highlights words you look up on web pages, then drills them with flashcards.

Since 2020

Free plan · Courses and learning · Individuals and families

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Screen time app that rewards time away from your phone with points, streaks and challenges against friends and family.

Health and habits · Individuals and families

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Chore app for children 4 to 12 where jobs and routines earn points, screen time or cash, no bank account or card required.

Subscription · Family and parenting · Individuals and families

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Graded Japanese stories at your JLPT level, with tap-to-define words, grammar notes, audio and flashcards.

Subscription · Courses and learning · Individuals and families

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An iPhone app that locks distracting apps until you tap an NFC tag or scan a QR code you keep somewhere else.

Since 2025

Free · Focus and productivity · Individuals and families

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Helps intermediate language learners reach fluency through spoken chats with an AI tutor, corrections and daily articles.

Courses and learning · Individuals and families

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An app for learning Japanese with an AI tutor, speaking roleplays, kanji, quizzes and a personal study plan.

Free plan · Courses and learning · Individuals and families

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Listening drills that help language learners catch spoken numbers, phone numbers and clock times in over two dozen languages.

Courses and learning · Individuals and families

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Short Spanish stories pitched at the words an A2 to B1 learner already knows, with unknown words brought back for review.

Free plan · Courses and learning · Individuals and families

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A private mood journal for iPhone and Mac that logs gratitude, sleep and screen time in a couple of minutes a day.

Health and habits · Individuals and families

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Fixes the mixed content and insecure content warnings a WordPress site shows after it moves to HTTPS.

Website builders

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Stops you opening distracting apps, sites and keywords on phone and browser, with profiles set by time, place or Wi-Fi.

Free plan · Focus and productivity · Individuals and families

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A kid-friendly front end for your own Plex library, with PIN-locked settings, rating filters and screen time limits for parents.

One-off payment · Family and parenting · Individuals and families

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Blocks distracting apps and sites until you hit daily goals like steps or work tasks, synced from fitness trackers.

Since 2026

Health and habits · Individuals and families

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Live voice lessons with an AI language tutor that corrects mistakes as you speak and remembers your past sessions.

Free trial · Courses and learning · Individuals and families

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Helps you set an iPhone Screen Time passcode you will not remember, held behind a wait timer to curb phone use.

Free plan · Focus and productivity · Individuals and families

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A language learning app for 77 languages where every lesson ends with you saying the sentence aloud and getting feedback.

Free plan · Courses and learning · Individuals and families

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Browser extension that swaps sentences on the pages you read into the language you are learning, scaled to your level.

Since 2024

Subscription · Courses and learning · Individuals and families

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A phone app that sets time limits on social apps and gets in your way once your time runs out, to curb doomscrolling.

Since 2025

Free · Health and habits · Individuals and families

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An app for practising spoken conversations in 10 languages with an AI partner, then chatting with native speakers with translation.

Free plan · Courses and learning · Individuals and families

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Translates words and short phrases with examples and pronunciation, then saves them to a personal list for language learners.

Since 2026

Courses and learning · Individuals and families

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iPhone browser for Instagram, YouTube, X, Facebook and Reddit that hides Reels, Shorts and feeds and sets time limits.

Since 2026

Subscription · Health and habits · Individuals and families

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iPhone app that locks the apps you pick during hours you set ahead, allowing a few planned short opens.

Free plan · Focus and productivity · Individuals and families

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Blocks chosen apps on a schedule or timer and scores daily phone habits to help people cut screen time.

Subscription · Focus and productivity · Individuals and families

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A Mac app that blocks social and video sites during the work hours you set, across every browser.

One-off payment · Focus and productivity · Individuals and families

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Mac app that pauses your shows and podcasts after each sentence to explain the translation, words and grammar.

Since 2026

Free plan · Courses and learning · Individuals and families

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iPhone home screen widgets that list your chosen apps as plain words, so the phone feels closer to a dumb phone.

Free plan · Focus and productivity · Individuals and families

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Locks chosen iPhone apps once your daily limit runs out and makes you wait 67 minutes before a short break.

Focus and productivity · Individuals and families

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Parents paste approved YouTube links into a separate shelf for each child, with no search or recommended feed.

Since 2026

Free · Family and parenting · Individuals and families

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A Chrome extension that translates X and Reddit posts and quizzes you on new words, for people learning English.

Subscription · Courses and learning · Individuals and families

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Language learners listen to free public domain audiobooks while following highlighted text and optional translations.

Free · Courses and learning · Individuals and families

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Ad-free app that teaches children aged 3 to 14 one of 19 languages through listening, speaking and reading along.

Since 2024

Free plan · Courses and learning · Individuals and families

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Gets and renews free Let's Encrypt SSL certificates on cPanel shared hosting without command line work.

Free plan · Security and passwords

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Records which apps and websites you use on your computer or phone so you can see where your time goes, stored locally.

Free · Time tracking · Individuals and families

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Mobile app where learners practise speaking a new language with AI characters and get pronunciation scores.

Since 2024

Courses and learning · Individuals and families

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Chrome and Firefox extension that turns pages grey on a schedule, with site exceptions, to curb doomscrolling.

Since 2025

Free · Focus and productivity · Individuals and families

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Puts a short pause in front of social media apps and sites so people open them less and cut their screen time.

Focus and productivity · Individuals and families

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Adds pauses, daily limits and schedules to distracting apps and websites so people scroll less, paid for by donations.

Free · Focus and productivity · Individuals and families

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Phone app for learning a language by listening to native podcasts with synced transcripts and tap-to-translate words.

Since 2025

Subscription · Courses and learning · Individuals and families

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A reading app for language learners that imports books, articles and videos, translates words and sends vocabulary to Anki.

Free · Courses and learning · Individuals and families

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Makes subtitles for your video and audio files so language learners can look up words and send them to Anki.

Since 2026

One-off payment · Courses and learning · Individuals and families

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Language learning app where you add the words you need and it builds practice sessions around them, in 20+ languages.

Since 2025

Free · Courses and learning · Individuals and families

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A browser extension for Chinese learners that puts words from your level into English pages, with readings and meanings on hover.

Courses and learning · Individuals and families

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Deploys apps from a GitHub repo onto a server in your own cloud account, with HTTPS and redeploys on each push.

Free plan · Developer tools · Developers

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A local desktop editor for writing language courses with lessons and self-marking exercises, plus a free app to study them.

Free · Courses and learning · Creators and writers

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Video player for language learners that shows two subtitle tracks at once, generates subtitles and translates them live.

Free · Video and audio · Individuals and families

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Flash card app for learners to keep their own word lists and practise them with spaced repetition on Apple devices.

Courses and learning · Individuals and families

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Learn the 2,136 jouyou kanji by grade, with stroke order, components, readings and example words.

Courses and learning · Individuals and families