No moat. Still in business.

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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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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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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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Runs browser and API checks against your app from many regions and alerts you when they fail, set up as code.

Since 2021

Free plan · Uptime and monitoring · Developers

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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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Sets up and manages your web servers and handles site deployments, with extra help for Laravel apps.

Subscription · Developer tools · Agencies

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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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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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Takes a WordPress plugin or theme back to an earlier release when an update breaks something, with logs and backups.

Free plan · Website builders

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

Free · Forms and surveys

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Sends alerts to on-call staff, handles their rotas and runs status pages so tech teams can respond to outages quickly.

Since 2020

Free trial · Uptime and monitoring · Developers

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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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Monitors websites, servers, cron jobs, DNS records and SSL certificates, with alerts and public status pages.

Since 2024

Free plan · Uptime and monitoring · Developers

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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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Hosted status pages with built-in uptime checks, so you can keep customers informed during outages and cut support tickets.

Free plan · Uptime and monitoring · Software companies

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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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Monitors website uptime from several countries, tries automatic recovery, and calls or texts you if the problem stays.

Subscription · Uptime and monitoring

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Gathers status updates from thousands of cloud services you depend on, warns you about outages and shows them on one page.

Uptime and monitoring · Software companies

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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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Checks your websites, SSL certificates, DNS and domains every 30 seconds and alerts you when something breaks or expires.

Free plan · Uptime and monitoring · Agencies

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A free status page you host yourself to tell customers about outages, incidents and planned maintenance.

Free · Uptime and monitoring · Software companies

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Alerts you when a cron job misses its ping or a site, certificate or domain has a problem, with status pages included.

Free plan · Uptime and monitoring · Agencies

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Watches the status pages of thousands of outside services and alerts you when the ones you depend on go down.

Since 2024

Free plan · Uptime and monitoring · Developers

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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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Checks your websites, SSL, ports and cron jobs, confirms outages from other regions and runs status pages on your domain.

Since 2024

Free plan · Uptime and monitoring · Online sellers

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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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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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Checks websites, APIs and cron jobs every 30 seconds and confirms an outage before alerting your team.

Subscription · Uptime and monitoring · Developers

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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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Monitors websites and Linux servers, sends alerts by email, SMS or call, and hosts branded status pages on your domain.

Free plan · Uptime and monitoring · Developers

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Tells developers when scheduled jobs, agents, websites or APIs fail or run late, and hosts status pages for customers.

Free plan · Uptime and monitoring · Developers

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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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Records what happens on your WordPress sites in a hosted log and sends alerts by email or Slack, built for agencies.

Free trial · Uptime and monitoring · Agencies

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Back up a WordPress site or move it between hosts, including multisite and localhost setups.

Free plan · Website builders · Agencies

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

Website builders

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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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Checks your websites, APIs and ports and messages you on WhatsApp after repeated failures, with status pages and SSL checks.

Free plan · Uptime and monitoring · Developers

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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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Runs incidents from alert to postmortem for engineering teams, with on-call rotas, escalations and status pages included.

Free plan · Uptime and monitoring · Developers

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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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Get an alert by email, Slack or SMS when your WordPress site throws an error, with the plugin, page and backtrace that caused it.

Free plan · Uptime and monitoring · Agencies

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Open source uptime checks, alerts and public status pages that you or an AI agent can manage, with no charge per monitor.

Free plan · Uptime and monitoring · Developers

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Uptime checks for sites, APIs, databases and queues you run on your own server, with alerts and public status pages.

Free · Uptime and monitoring · Developers