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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Lets teams edit, test and send transactional email templates without code deploys, with A/B tests and analytics.

Since 2014

Subscription · Transactional email · Software companies

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Pulls and checks data from bank statements, invoices and insurance forms for lenders, insurers and finance teams.

Since 2019

Free trial · Documents and e-signature · Health and clinics

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Email marketing app for sending newsletters, campaigns and automated sequences, built for teams that write together.

Since 2018

Free plan · Email marketing · Online sellers

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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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Phone app for readers to log books and reading time, set reading goals and keep notes and quotes from each book.

Since 2022

Free plan · Notes and knowledge · Individuals and families

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An API that lets developers train custom classifiers and detectors for images and text from a few labelled examples.

Since 2022

Developer tools · Developers

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A small Mac app for taking, marking up and measuring screenshots, with text recognition, built for designers and developers.

Free plan · Design and images · Individuals and families

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Records visitor sessions on your site and uses AI to point out errors, rage clicks and drop-offs, alongside heatmaps.

Free plan · Website analytics

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Build and A/B test pricing tables for your website without code, with Stripe revenue insights.

Since 2024

Free plan · Website builders · Online sellers

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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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Pulls transactions out of PDF bank statements into Excel, CSV or QBO and flags totals that do not add up.

Since 2023

Subscription · Bookkeeping and accounting · Accountants and bookkeepers

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Pulls data out of invoices, orders, statements and other documents and sends it to spreadsheets and other apps.

Since 2016

Free trial · Data and spreadsheets

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Pulls data out of emails, PDFs and invoices and sends it on to your other apps, through a web app or an API.

Since 2017

Free plan · Data and spreadsheets

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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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Monitors servers, containers and cloud services from one agent, with dashboards, alerts and logs for teams without ops staff.

Free trial · Uptime and monitoring · Online sellers

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Browser based PDF tools that merge, split, compress and edit files locally, with a paid plan for OCR and conversion.

Free plan · Documents and e-signature

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Pulls structured data out of invoices, receipts and other business documents through an API, with human review.

Since 2024

Subscription · Documents and e-signature

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Design, send and measure email campaigns and push messages, with a WooCommerce plugin for online shops.

Free plan · Email marketing

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Turn app features on or off and roll them out to chosen users without redeploying, with unlimited team seats.

Free plan · Developer tools · Developers

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Pulls fields like totals, dates and names out of invoices, CVs, receipts and contracts and returns them as structured data.

Since 2024

Documents and e-signature

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Lets app and game developers change settings and run A/B tests remotely, without shipping a new build or waiting for store review.

Since 2024

Developer tools · Developers

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Mac app that captures stills and video of your Mac, iPhone or iPad screen, then lets you mark up and add backgrounds before sharing.

One-off payment · Design and images · Creators and writers

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Pulls fields out of emails, PDFs, invoices and receipts and sends the data to spreadsheets, accounting tools and other apps.

Free plan · Data and spreadsheets

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An API that reads PDFs and scanned documents, including tables and complex layouts, and turns them into structured data for AI apps.

Since 2024

Pay as you go · Documents and e-signature · Developers

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Feature flag service that lets software teams roll out, test and switch off features in production without redeploying.

Subscription · Developer tools · Developers

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API that reads invoices, payslips, bank statements and other documents and returns checked fields as JSON for your software.

Since 2024

Free plan · Documents and e-signature · Accountants and bookkeepers

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Free open-source Mac app for screenshots and screen recordings, with markup, OCR and a GIF editor.

Free · Design and images · Individuals and families

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Mac menu bar app that grabs text from any part of the screen, including images and videos, using local OCR.

Since 2024

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

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Scans receipts and invoices, sorts expenses into tax categories and sends them to Xero or QuickBooks, for accountants.

Since 2024

Free plan · Bookkeeping and accounting · Accountants and bookkeepers

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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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Mac screenshot tool that adds backgrounds, hides private details and pulls out text, for people sharing screenshots online.

Since 2024

Free · Design and images · Creators and writers

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Observability built on OpenTelemetry for software teams, covering logs, traces, dashboards and alerts with cost control.

Since 2024

Free trial · 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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Handles in-app subscriptions for mobile apps, with a paywall builder, price tests and revenue reports for app teams.

Free plan · Payments and checkout · Developers

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A Mac app that reads your files, gives them clear names, moves them into folders you approve, and finds them by their contents.

Since 2026

Free plan · Focus and productivity · Individuals and families

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Turns PDFs, Office files, scans and web pages into clean Markdown for use with AI chat tools, via web, API or MCP.

Since 2025

Free plan · Documents and e-signature

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A Mac app that combines a keyboard launcher, clipboard history, window snapping and on-device dictation and AI.

Since 2026

Free plan · Focus and productivity · Individuals and families

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Self-hosted tools to convert, compress, OCR and transcribe images, video, audio and PDFs on servers you own.

Free plan · Documents and e-signature

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A PDF editor that runs on your own device, so you can edit, sign, redact, compare and convert files without uploading them.

Since 2026

Free · Documents and e-signature

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Add one script to your site for widgets like local pricing, exit offers and social proof to lift sales.

Since 2025

One-off payment · Marketing and social · Online sellers

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Chrome extension that speaks articles, PDFs and chosen passages, marking each word as it reads, using voices processed locally.

Since 2026

Free plan · Focus and productivity · 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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Edit, merge, split, compress and OCR PDF files inside your browser, with documents kept on your own device.

Since 2025

Free plan · Documents and e-signature

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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 different text, popups or redirects to each WordPress visitor based on location, device or behaviour.

Free plan · Marketing and social

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Shows hiragana readings over kanji in Japanese text, PDFs, ebooks, subtitles and photos so learners can read it.

Since 2026

Free plan · Courses and learning · Individuals and families

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A model API for consistent OCR, audio understanding and structured data extraction, usable from common AI SDKs.

Since 2026

Pay as you go · Developer tools · Developers