ChatGPT in your pocket: the underrated version.
Most ChatGPT advice assumes you're at a keyboard. But the phone app has three abilities the website doesn't — your voice, your camera, and your location in the real world — and they change what the tool is for.
01 Voice is not dictation — it's conversation
Tap the voice icon and you're in a real spoken conversation — powered by GPT-Live, the full-duplex voice model, which means you can interrupt it mid-sentence like a person and it rolls with it. (Free accounts get the lighter GPT-Live-1 mini; it's still good.) Voice shines when your hands or eyes are busy: driving to a job and thinking through the estimate, walking and untangling a difficult email in your head, cooking while planning the week.
Voice mode is the best thinking partner mode. Say "let me talk through something — just listen and then tell me what you heard me decide." Rambling out loud at a patient listener that then summarizes you is worth the app all by itself.
02 The camera is a question box
Photograph it, then ask. This sounds like a gimmick until the first time it isn't:
- The error message on a screen → "what does this mean and what do I try first?"
- A dense contract page → "translate this clause into plain English."
- The breaker panel, the weird part, the warning light → "what am I looking at?"
- A menu in another language, a handwritten note, a whiteboard after a meeting → instant text.
One habit: photos of documents usually beat retyping them. Photos of situations usually need one sentence of context ("this is under my kitchen sink") to get a good answer.
03 Make it reachable in five seconds
ChatGPT can now find and book restaurant tables without you leaving the chat. Say where and when you want to eat, your party size, and anything else that matters — budget, cuisine, dietary needs, the kind of room it is — and available times appear right in the answer. Ask follow-ups to narrow it down, then tap a time to book.
It is rolling out on all ChatGPT plans, on mobile, web, and desktop. The booking partners are OpenTable (global), Resy (US), and Yelp (US and Canada). One catch worth knowing: ChatGPT Work does not include reservation search, so this is a personal-account feature. Handy on the phone specifically, because that is usually where you are when you decide where to eat.
04 What the phone is bad at
Honesty: long documents, serious writing sessions, and anything involving files belong on desktop. The phone app is for capture and quick answers — the thought you'd otherwise lose, the question that has a five-second window before you stop caring. Use each surface for what it's for.
Open the app, start a voice conversation, and talk through tomorrow's hardest thing for two minutes. Then say: "Summarize what I just said as a plan with three steps."
Get the app →This week's challenge
For one week, every time you'd normally photograph something to 'deal with later' — a document, a part number, a whiteboard — photograph it into ChatGPT instead and ask your question immediately. Count how many 'deal with later' items never became later-piles.