No moat. Still in business.

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Make your own flashcard decks and review them on a spaced repetition schedule in the browser.

Since 2015

Free plan · Courses and learning · Individuals and families

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Excel add-in for querying tables with SQL, scripting workbooks in C# and building custom Excel functions.

Since 2016

Free plan · Data and spreadsheets · Developers

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Sends your notes from books, podcasts and articles back by email or Telegram on a spaced repetition schedule so you remember them.

Since 2024

One-off payment · Notes and knowledge · Individuals and families

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Turn screenshots into framed, styled images and mockups for social posts, app stores and marketing.

Since 2022

Free plan · Design and images · Agencies

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A cloud workspace for creating, running and sharing marimo Python and SQL notebooks for data work

Since 2024

Developer tools · Developers

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Tracks staff work hours and computer activity with timesheets, screenshots and reports for remote and office teams.

Free trial · Time tracking · Agencies

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An API that renders HTML and saved templates into PDFs and screenshots, for developers who need documents from their apps.

Pay as you go · Documents and e-signature · Developers

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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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Mac menu bar recorder that captures a chosen screen region as a GIF, MP4 without sound or PNG, saved locally with no watermark.

Since 2026

Free · Video and audio · Developers

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Drag files onto this Mac menu bar app to store them in a Cloudflare R2 bucket you own and copy a share page link, with no subscription.

Since 2026

Free · Something else · 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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A feedback widget that grabs screenshots, DOM and console logs from users so your coding agent can fix the issue.

Since 2026

Free plan · Customer support · Developers

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Drills you on keyboard shortcuts for editors and work apps with spaced repetition until they become habit.

Since 2012

Free plan · Courses and learning · Individuals and families

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An iPhone app that takes Japanese learners from beginner to fluent with one new sentence per flashcard and spaced review.

Since 2015

Courses and learning · Individuals and families

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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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Desktop data analysis app where you ask about your data in plain English and get Python code, charts and notebooks run on your computer.

Since 2017

Data and spreadsheets

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Note app for students that builds flashcards, quizzes and summaries from notes and PDFs with spaced repetition.

Since 2021

Free plan · Courses and learning · 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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A small Mac app for taking, marking up and measuring screenshots, with text recognition, built for designers and developers.

Free plan · Design and images · Individuals and families

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A study app for students with spaced repetition flashcards, made from notes and PDFs, and scheduled around your calendar.

Free plan · Courses and learning · Individuals and families

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Mac screenshot and screen recording tool with a cloud space where teams and clients store, comment on and share captures.

Design and images · Agencies

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Mac app that captures stills and video of your Mac, iPhone or iPad screen, then lets you mark up and add backgrounds before sharing.

One-off payment · Design and images · Creators and writers

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Screenshot tool for desktop users that lets you capture an area, mark it up with arrows, blur or text, and save it.

Free · Design and images

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Free open-source Mac app for screenshots and screen recordings, with markup, OCR and a GIF editor.

Free · Design and images · Individuals and families

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Teaches English, Spanish, French and other languages through song lyrics, with spaced repetition for new words.

Since 2024

Courses and learning · Individuals and families

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Flashcard maker that schedules reviews by spaced repetition, with dictionaries and text to speech for language learners.

Since 2024

Free plan · Courses and learning · Individuals and families

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Mac screenshot tool that adds backgrounds, hides private details and pulls out text, for people sharing screenshots online.

Since 2024

Free · Design and images · Creators and writers

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Flashcard app for iPad and iPhone where students draw, type or add images to cards and review them with spaced repetition.

Since 2024

Courses and learning · Individuals and families

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Flashcard app that uses spaced repetition so learners review hard cards more often, with sync between devices.

Courses and learning · Individuals and families

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Spreadsheet that links to databases and files and lets AI write the formulas, Python and charts for you.

Since 2023

Data and spreadsheets

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Practise a new language by chatting with AI, tapping words to save them and reviewing them later with spaced repetition.

Since 2025

Free plan · Courses and learning · Individuals and families

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Turns PDFs and notes into flashcards you can review and edit, then export to Anki, Mochi or SuperMemo.

Since 2026

Subscription · Courses and learning · Individuals and families

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Upload a textbook and get chapter problems, feedback on your written answers and spaced recall reviews, for self-learners.

Since 2026

Free plan · Courses and learning · Individuals and families

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Paste a YouTube link or upload a transcript and get an Anki flashcard deck made by AI, ready to import.

Since 2025

Free plan · Courses and learning · Individuals and families

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Mac app for taking, annotating and sharing screenshots and screen recordings, with cloud links.

Design and images · Individuals and families

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A self-hosted image hosting app where teams upload and share pictures with passwords, expiry dates and an API.

Free · Design and images · Creators and writers

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Records every AI agent decision in a signed, tamper-evident log so teams can show regulators what their AI did under the EU AI Act.

Since 2026

Free plan · Developer tools · Developers

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A browser extension that takes full-page or region screenshots, lets you annotate them, and saves image or PDF locally.

Since 2026

Free · Design and images

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An iPhone app that builds a short-lesson course on any subject you choose, with reviews, streaks and an AI tutor.

Since 2026

Courses and learning · Individuals and families

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Turn screenshots and screen recordings of your software into angled, studio style product images and videos in the browser.

Since 2026

Design and images · Creators and writers

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Students upload slides or notes and get practice quizzes and spaced-repetition flashcards made from them.

Since 2025

Free plan · 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.

Since 2026

Free plan · Courses and learning · Individuals and families

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A Mac screenshot tool that marks up captures, blurs private data and sends them to your AI coding agent.

Free · Design and images · Developers

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A web workspace where analysts write SQL over market prices, macro series and SEC filings, then chart the results without Python.

Since 2026

Subscription · Data and spreadsheets

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Learn to read Arabic with alphabet lessons, graded stories and flashcards that schedule reviews around your memory.

Since 2026

Free plan · Courses and learning · Individuals and families

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Connect Claude or ChatGPT so they turn what you read into flashcards, then review them on any device.

Since 2026

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

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Reads your Anki flashcards aloud through headphones and grades your spoken answers, with an AI tutor for follow-up questions.

Since 2026

Free plan · Courses and learning · Individuals and families

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A free Mac app for recording screen demos with auto zoom and captions, and marking up screenshots.

Since 2026

Free · Video and audio · Creators and writers