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Indie App Spotlight: ‘Notify’ is a free app that lets you easily monitor website changes

Welcome to Indie App Spotlight. This is a weekly 9to5Mac series where we showcase the latest apps in the indie app world. If you’re a developer and would like your app featured, get in contact. Notify is a simple app for monitoring websites for changes. It’s completely free, private, and local – running fully on your iPhone. The app is a bit niche, but it does its job really well. Features The headlining feature of Notify is the ability to detect website changes on device, at scheduled interv

Postgres LISTEN/NOTIFY does not scale

At Recall.ai, we run an unusual workload. We record millions of hours of meetings every month. Each of these meetings generates a large amount of data we need to reliably capture and analyze. Some of that data is video, some of it is audio and some of it is structured data – transcription, events and metadata. The structured data gets written to our Postgres database by tens of thousands of simultaneous writers. Each of these writers is a “meeting bot”, which joins a video call and captures the