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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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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Turns videos into interactive ones with questions, buttons and branching, then reports what each viewer watched and answered.

Since 2018

Subscription · Video and audio · Agencies

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A chat widget for service business websites that answers visitor questions from your own content and gathers inquiry details.

Since 2020

Free plan · CRM and sales

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WordPress plugin that hides part of a post behind a read more toggle, with lead capture and engagement tracking.

Subscription · Website builders · Creators and writers

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A website chat widget that answers visitors with AI, hands off to staff and captures leads across WhatsApp and email.

Free plan · Customer support

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Builds forms and quizzes from a prompt, PDF or pasted text, with scoring, logic, payments and embeds for businesses.

Since 2024

Forms and surveys

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Helps students sort courses, tasks, class schedules, flashcards and files into colour-coded folders.

Free · Focus and productivity · Individuals and families

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A WordPress plugin for building opt-in, coupon and announcement popups with triggers, targeting and stats.

Free plan · Marketing and social

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An iPhone app with a coding agent that builds websites, scripts and Swift apps using free ad-funded AI models.

Since 2026

Free · Developer tools · Individuals and families

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WordPress plugin that collects subscribers through a double opt-in form and lets you export the list to a mail provider.

Free plan · Email marketing

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A note app for desktop and phone that records and transcribes, then answers questions using your own notes.

Since 2026

Notes and knowledge · 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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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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Students turn class notes or a PDF into a practice test that marks itself and explains each question they got wrong.

Since 2024

Free plan · Courses and learning · 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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WordPress plugin that shows MLS property listings on an estate agent's own site, with lead capture and a basic CRM.

Free trial · CRM and sales · Property and estate agents

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Build popups, multi-step forms, quizzes and on-site widgets to collect leads and sales from website visitors.

Free plan · Forms and surveys

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Build step-by-step forms for surveys, leads and quizzes, with logic, webhooks and unlimited responses on the free plan.

Free plan · Forms and surveys

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Trains a chat agent on your site, files and docs so it can answer customer questions and capture leads on your website.

Since 2024

Subscription · Customer support

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AI agent that answers customer questions on your site, WhatsApp and phone, captures leads and passes chats to staff.

Free trial · Customer support

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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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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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A website chatbot that learns from your pages and documents, answers visitors and passes harder chats to your staff.

Free plan · Customer support

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

Since 2026

Free plan · Courses and learning · Individuals and families

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WordPress plugin for popups, banners and lead forms that send new contacts to your CRM.

Marketing and social

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A language app that translates words offline, saves them to your own tagged word list and helps you review them with flashcards.

Since 2025

Courses and learning · Individuals and families

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A WordPress plugin that adds an AI chat agent trained on your pages to answer customers and collect leads.

Free plan · Customer support

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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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Turns notes, PDFs or images into flashcards you can study online, share by link or print.

Since 2025

Free · Courses and learning · Individuals and families

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Software teams build clickable product demos and stable demo sandboxes to embed on their site or use in sales.

Since 2025

Free trial · Marketing and social · Software companies

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A chatbot you train on your own content to answer website visitors, capture leads and hand chats to a person when needed.

Free plan · Customer support

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WordPress plugin for building popups and bars with display rules, A/B tests and email signup capture.

Marketing and social

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Stores the reasoning from AI coding chats with each git commit and posts it to pull requests for team review.

Since 2026

Free plan · Developer tools · Developers

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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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WordPress plugin for opt-in popups and embedded forms that help you grow an email list, with split tests.

Subscription · Marketing and social

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Hover over Chinese text in any Mac app to see pinyin, meanings and sentence breakdowns, and save words as flashcards.

Since 2026

Free plan · Courses and learning · Individuals and families

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WordPress plugin that shows YouTube, Vimeo and self-hosted videos in galleries, with member-only access and lead capture.

Free plan · Video and audio · Creators and writers

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WordPress plugin for adding price estimate calculators to a site, emailing PDF quotes and collecting leads from service customers.

Free plan · CRM and sales · Trades and home services

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

Since 2026

Free · Courses and learning · Individuals and families

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A reading and study app that lets you clip from books and papers, link the clips in mind maps and review them as cards.

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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WordPress plugin for estate agents that puts MLS listing search on their site and collects leads from people browsing homes.

Free trial · CRM and sales · Property and estate agents

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Browser tool for software teams to resolve git merge conflicts, run a merge queue and manage CODEOWNERS rules.

Since 2026

Free plan · Developer tools · Developers

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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