Drystone

Drystone runs open-source AI models entirely on your iPhone. No account. No tracking. No cloud. Like a dry stone wall, it is built without mortar, your conversations never touch a server, because there is no server. A GUIDED START A one-minute intro asks what you'll use it for everyday chat, research and science, coding, writing, translation, reasoning; then matches a model to your exact iPhone and downloads it. Open the app and it's ready. Replay the intro any time from Settings. CHAT, FULLY OFFLINE Download a model once over Wi-Fi, then chat anywhere: on a flight, on the fells, on the Tube, in a basement. Replies stream instantly from your phone's own chip, accelerated by Apple's GPU. Your last model loads automatically on every launch, and you can switch models mid-thought straight from the composer. Flip on Airplane Mode and everything still works. That is not a marketing claim; it…