OpenCat - Native AI assistant with iOS and macOS integration

什么是 OpenCat

Hey, have you ever felt like using AI is just... too complicated? Like, every time you want to ask ChatGPT something, you gotta open a specific app, wait for it to load, then copy-paste your question, then copy the answer back to where you actually needed it. It's annoying, right?

Yeah, I felt the same way. That's exactly why I want to tell you about OpenCat — it's a native AI assistant that lives right inside your iPhone, iPad, and Mac. No browser tabs, no website logins, no app-hopping. Just AI whenever you need it, integrated directly into the Apple ecosystem you already use every day.

Here's the cool part — OpenCat gives you a keyboard extension. Wait, what does that mean? Basically, you can use AI directly in Messages, Notes, Mail, or any other app on your phone. You're writing an email and need help? Just tap the keyboard, ask your question, and boom — the AI response is right there in your email. No switching apps, no losing your train of thought.

And it gets better. OpenCat works with Siri too. Set up a simple shortcut, and you can just say "Hey Siri, ask OpenCat to summarize my notes" — and it just works. Your hands stay free, your workflow stays intact.

Oh, and if you use multiple Apple devices (like an iPhone and a Mac), your chats sync automatically through iCloud. Start a conversation on your phone during lunch, continue it on your Mac when you get back to your desk. Seamless.

Thousands of people have used OpenCat in the past 30 days alone, and it's available on both iOS and macOS. Pretty solid proof that it works, right?

OpenCat 的核心功能

So what can OpenCat actually do for you? Let me walk you through the stuff that really matters.

Keyboard Extension is probably the game-changer here. Imagine you're texting someone and you want to sound more professional, or you need to write a quick reply in a different language. Instead of leaving your messaging app, copying your text, pasting it into an AI tool, then copying the response back — you just type directly in OpenCat's keyboard. It's like having an AI assistant embedded in every single app on your phone. Messages, Notes, Mail, Slack — everywhere you type, AI is right there.

Siri Integration takes it to another level. You can set up Siri Shortcuts to trigger AI conversations. "Hey Siri, ask my AI assistant to brainstorm marketing ideas" — done. You're driving, cooking, or just too lazy to type? Just talk to Siri and OpenCat handles it.

iCloud Sync means your conversations follow you. Your history, your settings, your prompts — everything updates across your iPhone, iPad, and Mac in real time. If you upgrade from phone to tablet to laptop, your AI experience comes with you.

Now let's talk about the fun stuff. Voice Chat lets you have actual spoken conversations with AI. Like, really natural back-and-forth dialogue. You speak, AI listens and responds out loud. It's weirdly satisfying — almost like talking to a really smart friend who happens to be available 24/7.

Vision Chat is for all you visual people. Upload a photo — maybe a screenshot, a design mockup, or just something interesting — and ask OpenCat to describe it, analyze it, or answer questions about it. Great for quick image analysis without describing everything in words.

And if you're into creative stuff, Text to Image generates images from your prompts. Type "a cozy coffee shop in rainy Tokyo" and OpenCat creates it. Pretty handy for quick visuals, social media, or just playing around.

OpenCat also supports Multiple Models — different AI models represented as cats with different personalities. You can chat with different "AI cats" and see which one gives you the best responses. Plus, there's Markdown Rendering for nicely formatted responses, and a Prompt Library with pre-made templates so you don't have to figure out how to start conversations from scratch.

谁在使用 OpenCat

Let me paint you a few pictures. See if any of these sound like you.

AI Newbies — You want to try AI but the whole thing feels overwhelming. Don't worry, OpenCat's got you. The free plan gives you access to the Prompt Library with ready-made conversation starters. You download the app, pick a prompt like "help me write a professional email," and you're off. Seriously, you can be up and running in 30 seconds. No setup, no credit card, no learning curve.

Multi-Device Users — You switch between your iPhone, iPad, and Mac all day. Maybe you check something on your phone in the morning, then work on your Mac at the office. OpenCat's iCloud sync means your conversations are always there. You never have to start over or miss anything.

Efficiency Seekers — You're working on something and you need AI help RIGHT NOW. With the Keyboard Extension, you don't break your flow. Writing a document in Pages? Need AI help? Just use the keyboard. Answering customer emails in Mail? Get AI suggestions without leaving the app. Your workflow stays unbroken.

Voice Interaction People — Maybe you hate typing, or your hands are busy. Voice Chat plus Siri integration means you can literally talk to AI while you're cooking, driving, or working out. It's the hands-free AI experience you've been waiting for.

Teams — OpenCat for Team lets you share chats, tips, and tricks with your colleagues. Learning AI together, sharing prompts that work, collaborative brainstorming — it's all possible.

Business Users — Yes, you can use OpenCat for commercial purposes. Integrate it into your business workflows, customer communications, content creation pipelines. It's built to handle professional use cases.

快速开始

Ready to try it? Here's how to get up and running in just a few minutes.

Step 1: Download Head to the App Store on your iOS device, or visit https://opencat.app to download the macOS version. It's free to download, so no pressure.

Step 2: Set up iCloud sync When you first open the app, log in with your iCloud account. This enables automatic sync across all your Apple devices. If you're on Mac, it's the same process — just sign in and everything syncs.

Step 3: Explore Prompt Library Don't know where to start? Tap on the Prompt Library. You'll see categories like "Writing Help," "Business," "Coding," "Creative." Pick one that matches what you need, and it pre-fills the conversation for you. It's like having a cheat sheet for AI conversations.

Step 4: Configure Siri Shortcuts (optional but recommended) Go to Settings > Siri & Search > Shortcuts in OpenCat. Set up a few basic commands like "Ask OpenCat" or "Chat with AI." This is where the magic happens — voice-activated AI from anywhere on your phone.

Step 5: Enable the Keyboard Go to your iPhone Settings > General > Keyboard > Keyboards > Add New Keyboard > OpenCat. Grant Full Access when prompted (don't worry, OpenCat uses advanced encryption to keep your data safe). Now your AI keyboard is ready in any app.

Step 6: Try the Cloud AI trial If you want the full experience — voice chat, vision chat, text to image — try the Cloud AI plan. It comes with a 3-day free trial so you can test everything before committing.

OpenCat 的定价方案

Let's talk money. OpenCat is honest and straightforward about pricing — no hidden fees, no confusing tiers. Here's the deal.

Free Plan — Yeah, it's actually free, and it's not some stripped-down demo. You get access to the Prompt Library with tons of ready-made conversation starters, Markdown rendering for nicely formatted responses, and multiple AI models to chat with. Honestly, for personal use and learning, this is already pretty solid.

OpenCat Pro — Pay once, own it forever. For $9.99, you unlock the Keyboard Extension (huge for productivity), iCloud sync across devices, Siri integration, text-to-speech, and team collaboration features. If you're a daily user, this one-time purchase pays for itself quickly compared to monthly subscriptions.

Cloud AI — This is $2.99 per month and gives you the full AI power package: GPT access with multiple models, voice conversations, image analysis, text-to-image generation, and full keyboard input capabilities. Comes with a 3-day free trial so you can see if it's worth it for you.

The philosophy here is simple: start free, upgrade when you need more. No pressure, no forced upsells.

常见问题