No moat. Still in business.

0

Finds and checks work email addresses for sales prospects, charging only for verified results.

Since 2015

Subscription · CRM and sales · Agencies

0

Draw electronic schematics and run analog and digital circuit simulations in the browser, with no install needed.

Since 2012

Design and images · Schools and tutors

0

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

0

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

Since 2018

Free plan · Email marketing · Online sellers

0

Website widget for estate agents that offers visitors a free property valuation PDF and captures them as leads.

Free plan · Marketing and social · Property and estate agents

0

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

Free plan · Website analytics

0

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

Free plan · Developer tools · Developers

0

Quiz builder for scored and personality quizzes you can embed on a site to collect leads or test students.

Free plan · Forms and surveys

0

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

Since 2024

Free plan · Website builders · Online sellers

0

Set up bots without code that pull data from websites into spreadsheets or APIs and alert you when pages change.

Free plan · Data and spreadsheets

0

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

0

Keeps one parts library across all the circuit boards in a project, with live supplier prices and lists of what to order.

Since 2026

Free · Inventory and stock · Manufacturing

0

Finds verified B2B contacts and runs email and LinkedIn outreach sequences so sales teams can book more meetings.

Since 2015

Subscription · CRM and sales · Agencies

0

Finds likely buyers from your website, writes them personal cold emails and handles follow-ups to book sales calls.

Since 2013

Pay as you go · CRM and sales · Agencies

0

Watches Reddit, LinkedIn, X and other sites for people asking for a product like yours and drafts replies for B2B founders.

Since 2023

Subscription · CRM and sales · Agencies

0

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

Free plan · Email marketing

0

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

0

Build popups, multi-step forms, quizzes and on-site widgets to collect leads and sales from website visitors.

Free plan · Forms and surveys

0

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

Subscription · Developer tools · Developers

0

Shows B2B sellers which companies visit their website and what interests them, so sales can follow up early.

Free trial · CRM and sales · Agencies

0

Watches Reddit for posts that mention your brand or keywords, alerts you, and drafts replies so you can join in.

Since 2024

Free plan · Marketing and social

0

Builds multi-step forms with logic that guide website visitors through questions to collect leads and job applicants.

Free plan · Forms and surveys

0

Finds businesses with dated websites, scores their sites and runs outreach by letter, email and LinkedIn for web design agencies.

Since 2024

CRM and sales · Agencies

0

An API giving clean JSON job listings from thousands of companies, for building job boards and hiring analytics.

Since 2024

Subscription · Data and spreadsheets · Developers

0

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

0

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

0

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

Website builders

0

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

Free plan · Marketing and social

0

Builds B2B lead lists of buyers and distributors from registers, trade shows and dealer locators, for companies selling physical goods.

Since 2025

Free plan · CRM and sales · Manufacturing

0

Finds software companies that already pay for marketing, with the source of each signal and a public way to contact them.

Since 2026

Pay as you go · CRM and sales · Agencies

0

Feature flags and A/B tests that read results from your own data warehouse, for software product teams.

Free plan · Website analytics · Software companies

0

An AI agent that edits KiCad schematics and boards and reruns electrical and design rule checks until they pass.

Since 2026

Free · Developer tools

0

Live chat, chatbots and an AI shopping assistant that help online shops answer visitors and turn chats into sales.

Free plan · Customer support · Online sellers

0

Lets roofers pin homes on a map, draft roof estimates and mail homeowners a project postcard instead of knocking doors

Free plan · Jobs and field service · Trades and home services

0

WordPress plugin for building popups and bars with display rules, A/B tests and email signup capture.

Marketing and social

0

WordPress plugin that pins a floating button to blog posts so bloggers get more clicks on offers and contact links.

Free plan · Marketing and social · Creators and writers

0

Build a pre-launch waitlist page where signups earn rewards for referring friends, with emails and A/B tests.

Since 2025

Free plan · Marketing and social · Online sellers

0

Watches Reddit, X and LinkedIn for people asking for what you sell and drafts replies that point them to you.

Since 2025

Subscription · Marketing and social · Software companies

0

WordPress plugin to A/B test pages, watch session recordings and heatmaps, and track WooCommerce revenue by variant.

Free trial · Website analytics · Online sellers

0

WordPress plugin for publishers to place, rotate, target and schedule ads from any network and track clicks.

Free plan · Marketing and social · Creators and writers

0

A no-code popup tool for shops and websites to collect emails, show offers and win back visitors about to leave.

Free plan · Marketing and social

0

Feature flags and remote config so software teams can release to user segments, run tests and switch features off fast.

Free plan · Developer tools · Developers

0

Finds local businesses on Google Maps, scores them as leads and sends email and SMS follow-ups, for freelancers and agencies.

Since 2026

Subscription · CRM and sales · Agencies

0

Search a large database of business contacts, check their emails and export leads to CSV for sales outreach.

Since 2025

Subscription · CRM and sales

0

Build quizzes and assessments that collect visitor emails and point each person to a suitable product or next step.

Free plan · Forms and surveys · Online sellers

0

Finds posts on X, Reddit, GitHub, LinkedIn and Discourse from people seeking what you offer, then drafts a reply for each one.

Since 2025

Subscription · CRM and sales · Agencies

0

Gets and renews free Let's Encrypt SSL certificates on cPanel shared hosting without command line work.

Free plan · Security and passwords

0

Build quizzes, polls and surveys to embed on your site, collect leads and see what your audience thinks. Aimed at marketers and publishers.

Free plan · Forms and surveys