How to Run LLMs Locally on Your iPhone in 2026 (Completely Offline, No Subscription)

Apple's Neural Engine can process 35 trillion operations per second on the A17 Pro. Most of that power sits unused while you pay monthly subscriptions to ask questions on someone else's server. Off Grid is a free, open-source app that runs large language models directly on your iPhone. No internet after the first download. No iCloud. No Apple Intelligence required. Just your phone and a model. App Store | GitHub What You Need Minimum: iPhone 12 or newer (A14 chip), iOS 17+, 4GB+ RAM. Smaller models (0.6B to 1B) will run fine. Recommended: iPhone 15 Pro or newer (A17 Pro or later), 8GB RAM. This is where on-device AI gets genuinely useful. 3B to 7B models run smoothly with hardware acceleration via Metal and the Apple Neural Engine. Storage note: iPhones don't have expandable storage. Models range from 80MB to 4GB+. A 64GB iPhone with lots of photos might not have room for multiple large models. Check your available storage before downloading. What Off Grid Can Do on iPhone Six AI capab