Voice + Context = Magic
Alter sees beyond the screen, tapping directly into apps, browsers, and
more.
Ask anything and watch as context-aware AI makes magic
happen.
AI Instant Actions
Start in seconds with 80+ built-in actions,
or create custom ones
that match your needs.
Meetings → Memories
Record anywhere, get instant smart summaries and chat with it to unlock
insights.
Works with every platform, from Zoom to boardrooms.
Make AI Your Natural Advantage
Turn every app into an AI powerhouse, right from your notch
Privacy by Design
Your chats are encrypted locally. Alter doesn't store your data to train models and supports local models to work completely offline.
Speak Naturally, Work Faster
Transform your workflow with voice-first computing. Get your messages, emails and documents done 3x faster across every app you use.
Native to macOS
Alter feels like it's part of macOS with natural interactions - copy, paste, drag-and-drop, system-wide shortcuts and subtle notifications.
The Community
Alter is loved by Mac power users around the world. Join the community on Discord
and help us build the best AI assistant for macOS.
Join the community Don’t tell Tim I use it
Alter allows me to do all my weekly personal tasks in 15 min rather than 2 hours
Alter is continuing to grow on me as my go-to for day-to-day needs. You can feel that a lot of attention goes into the user's experience while the app blends into your everyday actions.
I really love the simplicity of this app. In comparison to ChatGPT Mac app & Raycast it just feels so light weight; quick open, quick summary of info I want, quick close.
Alter is a success. I'm convinced that it will be the perfect assistant for any task in your life.
Alter is the most seamless experience I’ve had and the one I always use on my mac for context-related shortcuts
Don’t tell Tim I use it
Alter allows me to do all my weekly personal tasks in 15 min rather than 2 hours
Alter is continuing to grow on me as my go-to for day-to-day needs. You can feel that a lot of attention goes into the user's experience while the app blends into your everyday actions.
I really love the simplicity of this app. In comparison to ChatGPT Mac app & Raycast it just feels so light weight; quick open, quick summary of info I want, quick close.
Alter is a success. I'm convinced that it will be the perfect assistant for any task in your life.
Alter is the most seamless experience I’ve had and the one I always use on my mac for context-related shortcuts
Alter is a success. I'm convinced that it will be the perfect assistant for any task in your life.
Being able to record any meeting (online and offline) and having automatic reports generated has been a game changer for me.
Alter is the most seamless experience I’ve had and the one I always use on my mac for context-related shortcuts
I genuinely enjoy Alter and it fulfills a vital role in my productivity. I am not a computer guy, nor do I work at a desk, so "vital" is a description I rarely use in describing an application :)
Alter's ability to run LLMs locally on my computer ensures complete confidentiality, making it the perfect solution for handling sensitive topics. It's a game-changer for those who need both control and privacy
Alter is a success. I'm convinced that it will be the perfect assistant for any task in your life.
Being able to record any meeting (online and offline) and having automatic reports generated has been a game changer for me.
I genuinely enjoy Alter and it fulfills a vital role in my productivity. I am not a computer guy, nor do I work at a desk, so "vital" is a description I rarely use in describing an application :)
Alter's ability to run LLMs locally on my computer ensures complete confidentiality, making it the perfect solution for handling sensitive topics. It's a game-changer for those who need both control and privacy
Alter is continuing to grow on me as my go-to for day-to-day needs. You can feel that a lot of attention goes into the user's experience while the app blends into your everyday actions.
I really love the simplicity of this app. In comparison to ChatGPT Mac app & Raycast it just feels so light weight; quick open, quick summary of info I want, quick close.
Alter is a success. I'm convinced that it will be the perfect assistant for any task in your life.
Frequently Asked Questions
Everything you need to know about Alter
Alter is a native macOS AI assistant that understands your current work context. It seamlessly integrates with all your apps, helping you accomplish more with less effort.
Alter is compatible with macOS Ventura 13 and newer versions. As a universal app, it supports both Apple Silicon and Intel processors.
All macOS apps are compatible with Alter's Appsense technology right out of the box.
Alter boosts your productivity by offering contextual assistance within your workflow—from helping with writing tasks to automatically recording and summarizing meetings, to interacting with files via drag-and-drop.
Alter gives you access to the latest models from leading providers. We typically add new models within hours of their release. Options include:
- Models with vision capabilities (Gemini, Claude, GPT-4o, Pixtral)
- Text-only models (Llama, Qwen, DeepSeek and many more)
Alter offers a 14-day free trial with full access to all models—no credit card required. After the trial period, you can choose to continue using Alter free with your own providers or upgrade to Pro for seamless, unlimited access.
Yes. Here's a link to our user guide for a complete step by step:
https://alterhq.com/docs#using-your-api-key
Alter seamlessly connects with Ollama and LM Studio for completely local AI processing. This keeps your data on your device and allows you to work offline. Simply install either tool, follow our setup guide, and select your preferred local models.
Link: https://alterhq.com/docs#locally-using-ollama-or-lm-studio
Note that while Ollama works on all Mac computers, LM Studio is currently available only for Apple Silicon devices.
Alter works seamlessly with any router service that provides an OpenAI-compatible endpoint. Simply enter your router's API endpoint and authentication key in Alter's settings.
Know that Alter is itself a router service, so you can use it with any model you want.
This gives you the flexibility to access multiple AI models through a single connection, often with simplified billing and management. LiteLLM, OpenRouter, and Together are all fully supported and easy to set up.
Absolutely not. All prompts and data sent to models are fully encrypted. We only collect anonymous usage analytics (which features you use and how often), and you can disable this collection if preferred. See our Privacy Policy for details.
We're always happy to assist! Reach us through our Discord community or email us directly at [email protected].
After your 14-day trial ends, you can continue using Alter with all features intact by connecting your own AI providers or local models. You'll occasionally see an upgrade notification, but the app remains fully functional. To remove these notifications and enjoy seamless access to our 40+ integrated AI models, you can upgrade to one of our paid plans at any time.
Try Alter for free now
Experience everything free for 7 days with unlimited AI access.
After trial, keep using Alter free with your own providers or upgrade to Pro for seamless, unlimited access.