HeyAI! vs Nova AI Assistant

Meet HeyAI! — your everyday AI companion. Chat naturally, ask questions, get instant help, and spark new ideas, generate images, analyze photos — all in one place. Whether you’re writing, studying, planning, or just curious, HeyAI! is here to make your day easier and smarter.

Nova is a free AI assistant for iPhone. Ask anything and get clear, streaming answers — no account, no API key, and no sign-in. Pick the assistant that fits what you need: • General assistant — ask anything and get a direct answer • Translator — natural translation that keeps the tone • Email & message writer — drafts in the right tone • Summarizer — turn long text into key points and action items • Coding helper — explain, debug, and write code • Tutor — step-by-step teaching with a worked example More of what Nova does: • Switch the reply personality anytime — if one assistant is busy, just pick another • Choose your reply language: English or Vietnamese • See the assistant's reasoning in a collapsible section, or keep it hidden • Formatted answers with Markdown, including code blocks • Starter prompts on every new chat so you always have a place to begin Private by default: • Your conversation history is saved on your device • Only the message content is sent to generate a reply • Search, pin, rename, and delete conversations — or clear everything at once Safety: Nova has zero tolerance for objectionable or abusive content. You can report any reply, and AI-generated content can be inaccurate — so please verify anything important. Nova is free to use.