No moat. Still in business.

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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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Desktop app for developers to browse, edit, query, import and export Firebase Firestore data on Mac, Windows or Linux.

Since 2021

Subscription · Developer tools · Developers

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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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Phone app that scans and makes QR codes and barcodes, keeps a searchable history and exports scans to CSV.

Free · Something else · Individuals and families

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Chrome extension to build checklist templates, run them against any web page and keep a history of pass and fail results.

Free · Projects and tasks

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A form endpoint for any site that keeps every submission, emails you, and retries webhooks for days if your server fails.

Since 2025

One-off payment · Forms and surveys · Developers

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A Chrome extension that pulls people and company profiles from any web page into lead lists you can export.

CRM and sales

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Download followers, following lists, tweets or search results from any public X account as CSV, Excel or JSON.

Pay as you go · Marketing and social · Agencies

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Time tracker built around a timeline and tags, with PDF and CSV reports for billing clients, aimed at freelancers.

Subscription · Time tracking · 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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Phone app that reads car fault data, shows custom gauge dashboards and logs trips using a Bluetooth or Wi-Fi ELM327 adapter.

Home and car · Individuals and families

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iPhone app that finds devices and open services on a Wi-Fi network, compares scans and exports results.

Security and passwords · Individuals and families

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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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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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Wi-Fi analysis and site survey app that makes coverage heatmaps and helps plan wireless networks.

Free plan · Developer tools

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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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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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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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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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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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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 browser extension that pulls lists and page details from websites into CSV or JSON, with no coding needed.

Since 2024

Free · Data and spreadsheets

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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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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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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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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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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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A status page and endpoint monitor you install on your own server, with incident updates by email and Slack.

Free · Uptime and monitoring · Developers

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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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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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WordPress plugin that saves every Contact Form 7 submission so site owners can browse, search and export them as CSV.

Free plan · Forms and surveys

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Self-hosted uptime checks from probes in several regions that agree before alerting, plus status pages for small teams.

Free · 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

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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.

Free plan · Developer tools · Developers

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Saves every WordPress contact form entry to your database so you can filter, chart and export to CSV.

Free plan · Forms and surveys

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Catches missed cron runs, stalled background jobs and site downtime through heartbeat pings, with public status pages.

Free plan · Uptime and monitoring · Developers

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Runs versioned SQL and Python database migrations with dry runs, history checks and rollbacks, for Python teams.

Since 2026

Free plan · Developer tools · Developers

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Scans your site to suggest checks for SSL, DNS and outside services like payment providers, then monitors them with status pages.

Free plan · Uptime and monitoring · Online sellers

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A free status page and uptime monitor you run in Docker, with incident updates, maintenance plans and subscriber notices.

Free · Uptime and monitoring · Developers

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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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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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Spots DDoS attacks on your servers within a second and triggers firewall, BGP or scrubbing responses.

Since 2026

Subscription · Uptime and monitoring · Developers

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Scan paper receipts on iPhone or Mac to log each item bought and see your spending by category, with no bank link.

Since 2026

Free plan · Money and budgeting · Individuals and families

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Pulls WooCommerce orders, products, subscriptions and customer lists into CSV, Excel or XML files, manually or on a timer.

Free plan · Online shops · Online sellers

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Open-source monitoring you host yourself for websites, servers, containers and SSL, with status pages and alerts.

Free · Uptime and monitoring · Developers

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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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Checks websites and APIs from several regions, alerts whoever is on call and runs a public status page.

Free plan · Uptime and monitoring · Agencies