If you don't need to launch an entire press release for every feature update, then Beamer is a great way to surface minor updates internally to your platform users. The internal news update that is shown to platform users allows us to add helpful content to logged-in users.
AnnounceKit - Announce product updates like a boss 😎
Airfoil - This software is from the Rogue Amoeba company, built to run on Mac and Windows platforms. It’s an audio-based software that allows the computers sound to play over a network device. Read more about Airfoil.
Headway - Keep customers in the loop about your product.
SoundWire - SoundWire does audio mirroring (audio cast). You can use any music player on your PC or laptop like Spotify, YouTube, or iTunes and stream low-latency live sound over WiFi directly to your Android device.
Changelogfy - Changelogfy is an all-in-one platform to collect, organize and manage customer and teammates feedback, prioritize and build a product roadmap, and announce product updates.
AudioRelay - Listen to your PC audio, use your phone as a mic or stream audio from your phone