FluxText is a system-wide AI translator for macOS and Windows. Select text and press a hotkey — or type with inline triggers — and your text is replaced instantly in any app. Reading a PDF or browser article? Quick Translate shows a popup without interrupting your flow.
No copy-paste. No app switching. Translation happens right where you type.
Select any text in any app and press your hotkey. FluxText captures, translates, and replaces the text in-place — no clipboard disruption.
Type text @en and hit Space. FluxText detects the trigger and replaces your text instantly — under 1 second.
Slack, Teams, Telegram, Gmail, VS Code, Notion, Twitter — FluxText works in every app on your system, no plugins needed.
Show original and translated text side-by-side with a customizable template. Perfect for learning or sending multilingual messages.
Select text anywhere you can't type — browser articles, PDFs, emails — and press your hotkey. A floating popup shows the translation instantly, without disrupting your reading flow.
Beyond translation — rewrite text to change tone, fix grammar, or make it more professional. Available on Pro and Max plans.
The FluxText interface speaks your language. The app automatically adapts to your system language — available in 15 languages including Japanese, Arabic, Hindi, and Thai.
All requests are encrypted with HTTPS. Your text is never stored permanently. Opt-out for sensitive apps with one click.
Assign a global hotkey to any target language. Select text, press the hotkey, done.
Type normally, add a trigger at the end, and FluxText translates immediately.
Select text anywhere you can't type — browser articles, PDFs, emails. Press your hotkey and a floating popup shows the translation instantly.
Download and run the app. Grant accessibility permission for system-wide access.
Open Settings and assign hotkeys to your target languages. Up to 2 on Free, 10 on Pro.
Select text anywhere, press your hotkey — or use inline @lang triggers while typing.
Not happy with a translation? Hit Cmd+Z / Ctrl+Z to instantly revert to your original text.
Auto-detection included — FluxText identifies the source language automatically. The app UI also adapts to your system language.
Start free. Upgrade when you need more power.
Download FluxText for your platform. On macOS, open the .dmg and drag FluxText to Applications. On Windows, run the installer .exe.
On macOS, go to System Settings → Privacy & Security → Accessibility and enable FluxText. This allows it to read and replace text system-wide. On Windows, no extra permissions are needed.
Click the FluxText icon in your menu bar → Settings → General. Add a hotkey, pick a target language (e.g. English), and save. You can add up to 2 hotkeys on Free, 10 on Pro.
In any app, select text you want to translate. Press your hotkey. FluxText replaces the selection with the translated text instantly — your clipboard is untouched.
Enable Inline Translation in Settings. While typing, add a trigger like @en or #zh after your text and press Space. Example: こんにちは @en → Hello.
Reading an article, PDF, or email? Select any text and press your hotkey. FluxText detects that you can't paste there and shows a floating Quick Translate popup instead — focus stays in your original app. Hit Copy to grab the translation.
Go to Settings → Activate. Click Upgrade to Pro or Max and complete checkout. Your license activates immediately.
If a translation isn't right, press Cmd+Z (macOS) or Ctrl+Z (Windows) immediately to restore the original text.
@en (or any supported code like @zh, #ja) after your text and press Space. FluxText detects the trigger and replaces your text within ~1 second.Available for macOS 13+ and Windows 10+.
No credit card required to get started.
macOS 13 Ventura or later · Windows 10 or later · Free plan, no credit card required