No moat. Still in business.

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A simple to-do and reminder app for phones and tablets with checklists, memos, widgets and sync between devices.

Since 2011Updated 12 days ago

Projects and tasks · Individuals and families

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Track the days left until birthdays, trips and deadlines, with Home Screen widgets, reminders and a browser version.

Since 2018Updated 5 days ago

Free plan · Focus and productivity · Individuals and families

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Website live chat with an AI agent and one shared inbox for WhatsApp, Instagram, Messenger and email messages.

Since 2023Updated 14 days ago

Free plan · Customer support

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Pulls data out of recurring emails and attachments using your rules, then sends it to spreadsheets, CRMs or webhooks.

Since 2013

Free trial · Data and spreadsheets

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Fires webhooks once or on a cron schedule in your timezone and alerts you when a call fails.

Since 2019

Free plan · Developer tools · Developers

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Build PDF templates in a visual or HTML editor, then fill them with data by API or Zapier to make invoices and other files.

Free plan · Documents and e-signature

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Tracks your personal subscriptions on Apple devices, reminds you before renewals and shows what you spend each month.

Money and budgeting · Individuals and families

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Posts a Slack alert when Apple or Google approves or rejects your app, or a TestFlight build is ready.

Since 2023

Subscription · Uptime and monitoring · Developers

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A set of extra Elementor widgets such as sliders, pricing tables and product grids for building WordPress pages.

Free plan · Website builders · Agencies

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Log how you spend your day with one tap, set time goals and see reports of your activities on phone, watch or web.

One-off payment · Time tracking · Individuals and families

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Send your own HTML form to a hosted endpoint that stores entries, holds back spam and forwards them to email or other tools.

Forms and surveys · Agencies

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Track the daily habits you want to build or quit on iPhone, Mac and Apple Watch, with stats and Apple Health data.

Health and habits · Individuals and families

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Lets support and sales staff browse any website together with a customer in real time, without installing code.

Since 2013

Customer support

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Turns websites into their own desktop app windows and lets you run several accounts side by side in separate spaces.

Since 2020

Focus and productivity

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A hosted service that sends your app's webhooks with retries, logs and debugging so developers need not build it.

Free plan · Developer tools · Developers

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Connect email accounts and get messages sent to your webhooks, with an API for replies and content analysis.

Since 2023

Free trial · Developer tools · Developers

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Day planner for iPhone, iPad and Mac that puts your tasks inside timed activities on a daily timeline.

Since 2022

Free · Focus and productivity · Individuals and families

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Sends webhooks from your app to customers with retries, signatures and logs, hosted in the EU or run on your own servers.

Free plan · Developer tools · Developers

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Sends messages from your scripts, servers or webhooks straight to the Pocket Alert app on your iPhone or Android phone.

Since 2024

Free plan · Uptime and monitoring · Developers

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WordPress plugin that adds live crypto price tickers, tables and charts to a website.

Website builders · Creators and writers

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A free personal URL that emails you when a script, cron job or build calls it, for developers who want simple alerts.

Free · Uptime and monitoring · Developers

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A light self-hosted Git server with a web interface that runs as one binary or Docker container on small machines.

Free · Developer tools · Developers

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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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Hosted service that receives, logs and retries webhooks, with a CLI for local testing and a typed SDK.

Since 2024

Developer tools · Developers

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Receives incoming email and passes each message to your app as a signed HTTP POST, so there's no need to run a mail server.

Free · Developer tools · Developers

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Jot tasks down quickly on iPhone or Mac and sort them into your other tools later.

Since 2024

Free plan · Projects and tasks · Individuals and families

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Turns PDF liability waivers into online forms that customers sign, for businesses that still collect paper waivers.

Free plan · Documents and e-signature

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A form backend for developers that adds front-end validation, autoresponders and spam blocking, with a HIPAA option.

Free trial · Forms and surveys · Health and clinics

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A small headless CMS for writing and publishing blog posts and media, pulled into your site by API.

Free plan · Website builders · Creators and writers

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A browser extension that replaces your new tab with a clean start page with photos, a clock, links and small widgets.

Since 2022

Free · Focus and productivity · Individuals and families

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Gives static website forms a hosted endpoint that stores submissions, filters spam and sends alerts to email, Slack or Discord.

Forms and surveys · Developers

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Hosted backend that takes in webhooks from Stripe, Shopify and others, stores them and runs your code with queues, cron and retries.

Since 2024

Free plan · Developer tools · Developers

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An API that renders HTML and saved templates into PDFs and screenshots, for developers who need documents from their apps.

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

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An iPhone app to log coffee, tea and energy drinks and see how much caffeine is left in you by bedtime.

Since 2025

Health and habits · Individuals and families

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An iPhone app that suggests one small action a day based on your interests and keeps notes and photos as a year view.

Since 2026

Health and habits · Individuals and families

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Open-source drag and drop page builder for WordPress, with widgets, themes and a paid premium add-on pack.

Free plan · Website builders

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Scan, design and save QR codes and barcodes on Apple devices, with reusable styles, widgets and a Safari extension.

Free · Design and images

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Adds over 70 extra widgets, form stylers and templates to Elementor for people building WordPress sites.

Free plan · Website builders · Agencies

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An email API that developers use to receive mail on their own domain as JSON, route it and reply in the same thread.

Since 2025

Subscription · Transactional email · Developers

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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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An API that gives AI agents their own email inboxes to send and receive mail, with webhooks and scanning for prompt injection.

Since 2026

Free plan · Transactional email · Developers

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An API and MCP server that lets AI agents send contracts and collect two-party signatures by email.

Since 2026

Free plan · Documents and e-signature · Developers

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One MCP server that gives AI agents hundreds of sourced data streams like weather, markets and releases, with full history.

Since 2026

Developer tools · Developers

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Gives you one fixed webhook URL that forwards Stripe and Paddle events to whichever branch deployment you are testing.

Since 2026

Free plan · Developer tools · Developers

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API and dashboard that let developers send and receive WhatsApp messages from their own product.

Since 2025

Free plan · Developer tools · Developers

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An iPhone app for reading your Plausible website stats, with home screen widgets and traffic alerts.

Since 2026

Free plan · Website analytics

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Creates and checks llms.txt files so AI coding assistants can read your docs, and refreshes them when the site changes.

Since 2025

Free plan · SEO · Developers

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Gives AI agents their own email addresses and inboxes through an API, hosted in the EU, for developers building agents.

Since 2026

Free plan · Transactional email · Developers