No moat. Still in business.

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Design branded QR codes, change where they point after printing and see scan stats, for businesses using print materials.

Since 2013

Free plan · Marketing and social

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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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Tracks a team's equipment, who has it and when it is booked, from the web or a phone app with scannable labels.

Free plan · Inventory and stock

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Build PDF templates in a visual or HTML editor, then fill them with data by API or Zapier to make invoices and other files.

Free plan · Documents and e-signature

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Make chart images from a single URL to embed in emails, PDFs and reports, through the API or no-code tools.

Free plan · Developer tools

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Makes custom QR codes for links, contacts, WiFi and text, with logos and colours, and exports them as PNG or SVG.

Free · Design and images

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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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Make a one-question emoji poll for a talk, meeting or event and share it by link or QR code to see answers live.

Since 2024

Free plan · Forms and surveys · Events

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Free online tool for couples, planners and venues to place guests at tables, then print the plan as a PDF or share seats via QR code.

Since 2026

Free plan · Something else · Individuals and families

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Branded short links on your own domain, with QR codes, UTM tags and analytics that tie clicks to sales.

Free plan · Website analytics

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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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iPhone app for keeping a private list of what you own, where it is and what it is worth, using photos and NFC tags.

Free plan · Home and car · Individuals and families

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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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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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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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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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Makes static and editable QR codes and barcodes with branding, scan stats and a link shortener for businesses.

Marketing and social

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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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iPhone app to log what is in each box or shelf, label it with a code, and search for items later.

Subscription · Inventory and stock · 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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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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Make a feedback form, print a branded QR code for it, and read customer responses and sentiment on a dashboard.

Since 2024

Free plan · Forms and surveys

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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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Make short links and QR codes you can repoint later, and see who clicks them, with cheap yearly plans.

Since 2026

Free plan · Marketing and social

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Draw a box around any text on your Mac screen and get it on the clipboard, read on the device with no account.

Since 2026

Free · Focus and productivity

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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 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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Make styled and dynamic QR codes for links, WiFi, vCards and messages inside WordPress, including bulk runs of hundreds at once.

Free plan · Marketing and social

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For creators: one profile page for all links, custom short URLs and QR codes carrying a logo, with stats on each click and scan.

Since 2025

Free plan · Marketing and social · Creators and writers

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A language app where a partner or friend fills in words, audio and sentences for you to study, on iPhone and Android.

Since 2025

Courses and learning · Individuals and families

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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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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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A flashcard app that makes study cards from your PDFs, articles and photos and schedules reviews so you remember them.

Since 2026

Free plan · Courses and learning · Individuals and families

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Learn English words from books you are reading, with ready-made flashcards, quizzes and a word bank.

Since 2025

Free plan · 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.

Since 2026

Free plan · Courses and learning · Individuals and families

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Helps bars, hotels, festivals and venues log found items, take claims through a QR page and return property to owners.

Since 2025

Subscription · Something else · Restaurants and cafés

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Short links on your own domain with country, device and referrer stats kept for good, plus an API and MCP server.

Free plan · Website analytics

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Learn Japanese or Korean by tapping words in YouTube videos, manga and books, with flashcards that track what you know.

Since 2025

Free plan · Courses and learning · Individuals and families

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Save new words from what you read or watch, get AI definitions and examples, then review them with FSRS flashcards on Apple devices.

Since 2025

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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Make editable QR codes for links, files, Wi-Fi and media, and see how often each one gets scanned.

Since 2025

Marketing and social

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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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Create branded short links and QR codes, track clicks and route visitors by device or country, for marketing teams.

Since 2026

Free plan · Marketing and social

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Make static QR codes for links, WiFi, contacts and more in the browser, with custom colours and logos, free and without an account.

Since 2026

Free · Design and images

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WordPress plugin that lets affiliate marketers shorten, brand, track and auto insert their affiliate links.

Marketing and social · Creators and writers

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Customers tap an NFC card or scan a QR code, answer a few questions, and get help writing a Google review.

Free trial · Reviews and testimonials

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

Website builders