Guides
Practical, vendor-neutral guides to running AI on your own device — what works offline, what a privacy label actually proves, and how to search your own documents without uploading them.
Is It Safe to Upload Confidential Documents to ChatGPT or Other Cloud AI?
Why uploading contracts, medical records, or client files to cloud AI is risky, the questions to ask any provider, and how to get answers without uploading.
Can Apple Intelligence Summarize a PDF?
What Apple Intelligence can do with a PDF natively, where Writing Tools stop, and how on-device apps handle scanned files, citations, and long documents.
How to Chat With a PDF Offline on iPhone, iPad, and Mac
Ask questions about a PDF on iPhone, iPad, or Mac without the file leaving your device: what you need, how it works, and honest limits to expect.
What 'Data Not Collected' Actually Means — and How to Verify Any AI App's Privacy
What the App Store's 'Data Not Collected' label really means, how to check any AI app's privacy in 30 seconds, and why architecture beats policy promises.
Does Apple Intelligence Work Offline? The Airplane-Mode Test
Which Apple Intelligence features keep working in airplane mode, which need Apple's servers or ChatGPT, and how to test it yourself in two minutes.
On-Device AI on iPhone, iPad, and Mac: What It Can Actually Do
What on-device AI on iPhone, iPad, and Mac can actually do today, how to verify nothing leaves your device, and where cloud AI still differs.
How to Search Inside Multiple PDFs at Once on iPhone, iPad, and Mac
Step-by-step ways to search a word or topic across many PDFs at once on iPhone, iPad, and Mac — including scanned documents — without Acrobat.
Transcribe and Summarize Recordings on iPhone and Mac — Without the Cloud
How to transcribe and summarize meetings, lectures, voice memos, and videos into searchable text on your iPhone or Mac — entirely on-device, no uploads.