Sotto – On Device AI

Sotto is a chat app for language models that run on your own device. There is no account, no server and no analytics. Your conversations stay in the app’s own container on your Mac, iPhone or iPad. TWO WAYS TO RUN A MODEL • Apple’s on-device foundation model. Nothing to download; start chatting straight away on a device that supports it. • Open-source models. Download a GGUF model from a curated catalog, or import a .gguf file you already have. Sotto runs it with llama.cpp, using Metal on device. Once a model is on the device, Sotto keeps working with the network off. TOOLS THE MODEL CAN CALL Twenty-five built-in tools run entirely on your device: dates and time zones, a calculator and unit converter, percentages and number bases, text rewriting, find-and-replace, extraction, sorting, word counts and diffs, JSON and CSV, descriptive statistics, encoding, hashing, random numbers, and a…