No moat. Still in business.

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Open-source billing engine that meters usage, runs subscription and hybrid plans, and issues invoices for software firms.

Since 2021

Free · Invoicing and billing · Software companies

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Build hosted or embedded checkout pages to sell products, subscriptions, tickets and services through your own Stripe account.

Since 2018

Free plan · Payments and checkout · Online sellers

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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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An ecommerce platform with an API for selling products and subscriptions, with custom storefronts and checkout, for online brands.

Since 2021

Free trial · Online shops · Shops and retail

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Keeps chosen iPhone apps locked until you reach a daily step, push-up or workout goal.

Since 2024

Free plan · Health and habits · Individuals and families

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Blocks distracting apps and sites on iPhone, iPad and Mac with schedules, daily limits and synced rules.

Since 2024

Focus and productivity · Individuals and families

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Hosted Postgres that clones databases in seconds so each developer, CI run or agent gets its own copy, and idles at zero.

Since 2022

Developer tools · Developers

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Records which apps and websites you use on your computer or phone so you can see where your time goes, stored locally.

Free · Time tracking · Individuals and families

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Budgeting app that links bank accounts, flags bills due before payday and lets couples split costs they choose to share.

Free plan · Money and budgeting · Individuals and families

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A kid-friendly front end for your own Plex library, with PIN-locked settings, rating filters and screen time limits for parents.

Since 2026

One-off payment · Family and parenting · 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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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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Lets non-technical staff view, edit and query Postgres tables in a spreadsheet-style screen, using the database's own permissions.

Free · Data and spreadsheets

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Puts a short pause in front of social media apps and sites so people open them less and cut their screen time.

Focus and productivity · Individuals and families

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Locks your phone, apps or accounts until a set time, then sends the unlock code so you cannot give in early.

Since 2024

Free plan · Focus and productivity · Individuals and families

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A Mac app that blocks social and video sites during the work hours you set, across every browser.

Since 2024

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

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A WooCommerce plugin that lets shops sell subscriptions, repeat deliveries and instalment plans, with dunning and cancellation flows.

Payments and checkout · Online sellers

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Serverless Postgres that keeps each customer's data and vector embeddings in its own virtual database, for teams building B2B SaaS.

Developer tools · Developers

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Blocks chosen apps on a schedule or timer and scores daily phone habits to help people cut screen time.

Subscription · Focus and productivity · Individuals and families

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Adds pauses, daily limits and schedules to distracting apps and websites so people scroll less, paid for by donations.

Free · Focus and productivity · Individuals and families

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Stops you opening distracting apps, sites and keywords on phone and browser, with profiles set by time, place or Wi-Fi.

Free plan · Focus and productivity · Individuals and families

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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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A hosted Postgres database you view and edit like a spreadsheet, so non-technical teams can manage linked records.

Since 2026

Free plan · Data and spreadsheets

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iPhone app that locks the apps you pick during hours you set ahead, allowing a few planned short opens.

Since 2026

Free plan · Focus and productivity · Individuals and families

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Backs up Supabase databases and storage files to your own bucket on a schedule, then runs restore drills to prove they work.

Free plan · Developer tools · Developers

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Chore app for children 4 to 12 where jobs and routines earn points, screen time or cash, no bank account or card required.

Subscription · Family and parenting · Individuals and families

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A private mood journal for iPhone and Mac that logs gratitude, sleep and screen time in a couple of minutes a day.

Since 2026

Health and habits · Individuals and families

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A phone app that sets time limits on social apps and gets in your way once your time runs out, to curb doomscrolling.

Since 2025

Free · Health and habits · Individuals and families

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Proxy that sits in front of PostgreSQL to pool connections, spread reads across replicas and shard data.

Developer tools · Developers

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iPhone launcher that trims your home screen to the apps you need and puts small tasks in front of the addictive ones.

Focus and productivity · Individuals and families

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Phone app that hides Reels, Shorts and TikTok-style feeds while leaving your DMs, stories and friends' posts alone.

Since 2025

Focus and productivity · Individuals and families

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Billing for SaaS and AI companies that handles subscriptions, usage metering, quotes and invoices.

Free plan · Invoicing and billing · Software companies

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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.

Since 2026

Free plan · Developer tools · Developers

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Adds recurring billing, trials, split payments and subscription boxes to WooCommerce stores.

Free plan · Payments and checkout · Online sellers

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Screen time app that rewards time away from your phone with points, streaks and challenges against friends and family.

Health and habits · Individuals and families

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Chrome and Firefox extension that turns pages grey on a schedule, with site exceptions, to curb doomscrolling.

Since 2025

Free · Focus and productivity · Individuals and families

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Hosting that deploys a frontend, backend and Postgres database from a repo, a folder or an AI coding assistant.

Since 2026

Free plan · Developer tools · Developers

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Helps you set an iPhone Screen Time passcode you will not remember, held behind a wait timer to curb phone use.

Since 2026

Free plan · Focus and productivity · Individuals and families

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An iPhone app that locks distracting apps until you tap an NFC tag or scan a QR code you keep somewhere else.

Since 2025

Free · Focus and productivity · Individuals and families

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A Mac app that logs which apps and sites you use on a timeline and can block distractions during work sessions.

Since 2025

One-off payment · Time tracking · Individuals and families

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Self-hosted tool that runs scheduled PostgreSQL, MySQL and MongoDB backups to cloud storage and alerts your team.

Since 2025

Free · Developer tools · Developers

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Takes payments, subscriptions and usage billing for software makers and handles sales tax worldwide as merchant of record.

Payments and checkout · Developers

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WordPress plugin for selling physical goods, digital downloads and subscriptions with built in checkout and payment gateways.

Payments and checkout · Online sellers

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iPhone browser for Instagram, YouTube, X, Facebook and Reddit that hides Reels, Shorts and feeds and sets time limits.

Since 2026

Subscription · Health and habits · Individuals and families

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Logs what you work on in your Mac in the background and shows how many hours went to focus or distraction.

Since 2025

Subscription · Time tracking · Individuals and families

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Locks chosen iPhone apps once your daily limit runs out and makes you wait 67 minutes before a short break.

Focus and productivity · Individuals and families

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Takes payments as merchant of record for software and AI products, with subscriptions, usage billing and tax handled.

Since 2025

Invoicing and billing · Developers

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Point any domain at any URL with automatic HTTPS, path rules and hit analytics, no server to run.

Free plan · Website builders