No moat. Still in business.

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Gives you a phone number your audience can call to hear your podcast or sermons, no internet or apps needed.

Since 2020

Subscription · Podcasting · Creators and writers

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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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Adds a text-to-speech player to blogs and publisher sites so visitors can listen to articles.

Since 2019

Free plan · Video and audio · Creators and writers

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A Chrome extension that strips clutter from web pages and adds reading rulers, text to speech and PDF tools for easier reading.

Since 2019

Focus and productivity · Individuals and families

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Writes alt text and file names for images in bulk to help WordPress sites with search ranking and accessibility.

Free plan · SEO · Agencies

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Makes invoices and quotes in your browser with PDF export and many currencies, with no account and nothing saved on servers.

Since 2024

Free · Invoicing and billing · Freelancers

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A browser extension that checks text on any site you visit and boosts contrast so it is easier to read.

Free · Something else · Individuals and families

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Find public toilets nearby with reviews, photos, door codes and details like changing tables.

Since 2024

Travel · Individuals and families

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Adds a panel so low-vision visitors can change font size, colours and images, meeting Russian GOST accessibility rules.

Free · Website builders

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An API that captures any web page as an image, PDF or markdown, with banner blocking and choice of country, for developers.

Free plan · Developer tools · Developers

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CAPTCHA that blocks bot sign-ups and form spam without cookies or tracking, available as a WordPress plugin, self-hosted or managed.

Free plan · Security and passwords

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Chrome extension that saves your ChatGPT, Claude, Gemini and other chatbot chats as Markdown, PDF, Notion pages or Obsidian notes.

Since 2026

Free plan · Notes and knowledge · Individuals and families

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A free desktop app where you hold a shortcut, speak, and your words are typed into whatever text field you are in.

Free · Focus and productivity · Individuals and families

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A phone app that reads ebooks, documents, websites and printed pages aloud in 40 languages, useful for busy or visually impaired readers.

Video and audio · Individuals and families

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Apps, fonts and a keyboard that bold the start of words so people can read text faster and with more focus.

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

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A browser extension that swaps site video players for one that preloads faster and adds captions and accessibility controls.

Since 2023

Free · Video and audio · Individuals and families

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Write product documentation and user manuals in Markdown and publish them as a website, PDF or eBook.

Free plan · Website builders · Software companies

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A phone app where friends and family swap voice memos and reply to specific moments, without booking a call.

Free · Something else · Individuals and families

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WordPress plugin that adds a listen button so visitors can hear posts read aloud in natural voices.

Free plan · Video and audio · Creators and writers

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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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Makes your Mac trackpad tap when the pointer moves over buttons and links, with visual aids for accessibility.

Free · Something else · Individuals and families

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A quick mood journal for your phone that shows patterns over time and exports entries to PDF.

Since 2025

Health and habits · Individuals and families

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A Mac menu bar app that reads any selected text aloud with offline speech models, including local voice cloning.

Since 2026

Free · Video and audio · Individuals and families

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Shows live captions of office VoIP phone calls on a phone or tablet so staff with hearing loss can follow every word.

Something else

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Scans a website for WCAG 2.1 and 2.2 accessibility problems and sells a report with code fixes for each one.

Since 2026

Free plan · Website builders

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Free offline notebook app that keeps notes on your device with themes, PDF export and one-click backups, no account required.

Free · Notes and knowledge · Individuals and families

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A free web Markdown editor for writing and sharing notes, with real-time collaboration, diagrams, math and PDF export.

Since 2026

Free · Notes and knowledge · Individuals and families

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WordPress plugin that turns your posts and pages into PDFs, ePub ebooks and printable books.

Documents and e-signature · Creators and writers

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Write markdown and share it as a web page with custom links, passwords, expiry and an API.

Since 2025

Free plan · Documents and e-signature · Creators and writers

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An app that rates how wheelchair accessible restaurants, bars and cafes are so people can check before going out.

Since 2026

Free plan · Travel · Individuals and families

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Keeps service and receipt records for cars, machines and tools, with reminders and fleet reports on Pro.

Free plan · Home and car · Individuals and families

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Uses AI to write meta titles, descriptions, keyphrases and image alt text in bulk across a WordPress site.

Free plan · SEO · Online sellers

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Write slides in Markdown and the app handles layout, with PDF and PNG export on the paid plan.

Since 2025

Free plan · Design and images

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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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Keeps running notes for regular meetings in shared workspaces, with flat team pricing instead of per seat.

Since 2025

Free plan · Notes and knowledge

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A free native Mac editor for Markdown files that shows formatting in line as you type and works with plain files on disk.

Free · Notes and knowledge · Individuals and families

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Note app for iPhone, iPad and Mac that keeps a folder of Markdown files linked with wikilinks, backlinks and a graph, plus PDF export.

Since 2026

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

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A free canvas for placing, stacking and grouping notes in named zones, with export to PDF.

Since 2026

Free · Notes and knowledge · Individuals and families

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Add one script tag to a site and each article gets an audio player that reads it aloud.

Since 2026

Video and audio · Creators and writers

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Self-hosted, open-source spam filter for website forms that blocks bots without puzzles or cookies.

Free · Forms and surveys

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Writes descriptive alt text for uploaded images or image links, helping sites rank better and work for screen reader users.

Since 2025

Subscription · SEO · Online sellers

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iPhone app that turns nearby speech into on-screen text for deaf and hard of hearing people, even in loud rooms.

Something else · Individuals and families

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Adds an accessibility widget to your website and scans pages for WCAG problems, with tools for alt text and contrast.

Free plan · Website builders

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An iPhone and iPad logbook for professional pilots that syncs across devices, builds flight stats and exports PDF logbooks.

Free plan · Something else · Individuals and families

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Generates accessible alt text for images in bulk across WordPress, Shopify and other sites, with an API and browser extensions.

Free plan · SEO · Online sellers

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Converts a recorded lecture into a chaptered book with the class figures, readable online or as PDF or ePub, for students.

Since 2026

Pay as you go · Courses and learning · Individuals and families

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Pools GPUs and CPUs from many cloud providers and your own servers so developers can run large data jobs in one place.

Since 2026

Developer tools · Developers

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Lets developers share live progress of scripts and jobs through a link, via an API or a tqdm replacement.

Uptime and monitoring · Developers