8 apps. Direct download links.

Use ChatGPT for writing, search, voice, screenshots, files, and image creation across desktop, mobile, and web.

Best if you want one app that covers broad day-to-day AI work.

Use Codex when you want focused help building, changing, and testing software projects.

Codex is mainly for desktop and web use rather than a separate mobile app.

Use Claude for polished writing, deep document work, research threads, and connected actions across your daily tools.

Anthropic also offers browser extensions and office add-ins from the same download hub.

Use Claude Code when you want Anthropic's coding help inside developer tools.

Claude Code is a developer tool and is installed from the command line.

Use Copilot for chat, search, image generation, and daily tasks — built into Windows and available on iOS, Android, and the web.

Also built into Windows 11 and Microsoft 365 on compatible plans.

Writing tools, image generation, Siri upgrades, and notification summaries — built directly into Apple's operating systems.

No download needed — Apple Intelligence activates automatically on compatible devices with iOS 18, iPadOS 18, or macOS Sequoia.

Use Gemini for voice, camera, image editing, quick answers, and Google-connected help on mobile and in the browser.

Google's dedicated native app focus is on mobile, with desktop centered on the web app.

Use Gemini CLI when you want Google's Gemini help inside command-line developer work.

Gemini CLI is not a phone app; it is Google's developer tool for command-line work.