A simple, cross-platform grammar correction app with 14 AI models (including free options).
Secure API key storage, pay only for what you use, and keep your data private.
Correctify corrects grammar, spelling, and punctuation while preserving your writing style and formatting. It's a minimal, distraction-free menubar app that works on macOS, Windows, and Linux.
Lives in your system tray/menubar for instant access. Single click to show/hide. No dock icon on macOS. Launch at startup option available. Lightweight and always accessible without cluttering your desktop or dock.
Choose from 5 different writing styles: Grammar Only, Formal, Informal, Collaborative, or Concise. Your preference persists across sessions. Perfect for adapting corrections to your specific needs and context.
API keys are stored with OS-level encryption in secure app data directory. No text storage, no database, no analytics or tracking. Your data remains yours. Usage statistics stay local. Complete transparency with zero data collection.
Correct text from any app with fully customizable shortcuts. Choose from 4 modifier combinations (Cmd/Ctrl+Shift, Cmd/Ctrl+Alt, Alt/Option+Shift, or Cmd/Ctrl+Alt+Shift) and any final key. Optional auto copy/paste feature automatically copies and pastes corrected text in place. OS-specific display with Mac icons (⌘, ⇧, ⌥) for better UX.
Choose from 14 models across 4 providers - OpenAI (GPT-5, GPT-5 Mini, GPT-4o, GPT-4o Mini, GPT-4 Turbo, GPT-3.5 Turbo), Anthropic (Claude 3.5), Mistral, and OpenRouter. 4 free models available (no credit card). Pay-per-use for premium models. Intelligent fallback to free models on error.
Optional audio feedback for all notifications with distinct sounds for different notification types. Enable/disable in Settings. Works across all platforms. Provides clear audio cues for processing, completion, and error states.
Define your own correction rules that are automatically integrated into all AI prompts. Perfect for enforcing specific style preferences, avoiding certain words or phrases, or maintaining brand voice. Rules apply to both in-app and global shortcut corrections.
Beautiful in-app update notifications with release notes. Automatic update checks on startup (silent, only shows when update available). One-click installation with progress indicators. Never miss new features or improvements.
Fully translated interface supporting English, German, French, and Turkish. All UI elements, model descriptions, style options, and settings are localized. Automatic language detection based on system preferences with manual override option.
Choose your platform and start correcting your text with AI-powered precision. v1.0.0
Looking for other formats or previous versions?
View all releases on GitHub →Choose one or more providers based on your needs:
OpenRouter - Get FREE API Key (4 free models, no credit card!)
Open the app from your system tray/menubar, click Settings, and add your API key(s) in the API Keys tab. Your keys are stored securely with OS-level encryption.
Tip: You can configure multiple providers and switch between them anytime!
Select from 14 available models (paid or free) and 5 writing styles (Grammar, Formal, Informal, Collaborative, Concise). Optionally add custom rules for specific correction preferences. Your preferences are saved automatically.
Go to Settings > Global Shortcut tab to customize your keyboard shortcut. Choose from 4 modifier combinations and any final key. Enable auto copy/paste for seamless text correction from any app.
Type or paste text in the app, or use your customized global shortcut from any application to correct text instantly with auto copy/paste.
Type or paste text into the input area
Click "Correct" or press Cmd+Enter (Mac) / Ctrl+Enter (Windows/Linux)
See the corrected text appear below and click Copy to use it
Customizable: Go to Settings > Global Shortcut tab to customize your shortcut. Choose from 4 modifier combinations (Cmd/Ctrl+Shift, Cmd/Ctrl+Alt, Alt/Option+Shift, or Cmd/Ctrl+Alt+Shift) and any final key. Default is Cmd+Shift+] / Ctrl+Shift+].
Select text in any app (just highlight it, no copying needed)
Press your configured shortcut (default: Cmd+Shift+] on Mac or Ctrl+Shift+] on Windows/Linux)
Wait for notification - corrected text automatically pastes in place!
Note: You'll need to grant Accessibility permissions for Auto Copy/Paste. Go to System Settings > Privacy & Security > Accessibility and enable Correctify.
Select and copy text in any app (Cmd+C / Ctrl+C)
Press your configured shortcut
Wait for notification and paste the corrected text (Cmd+V / Ctrl+V)
Define your own correction rules in Settings > Custom Rules tab. These rules are automatically integrated into all AI correction prompts, ensuring consistent style preferences across all corrections.
Go to Settings > Custom Rules tab
Enter your custom rules (e.g., "Don't use em dashes", "Prefer British spelling", "Avoid passive voice")
Your rules will be applied to all future corrections automatically
Tip: Custom rules work with both in-app corrections and global shortcut corrections. Perfect for maintaining brand voice, avoiding specific words, or enforcing style guidelines.
| Action | macOS | Windows/Linux |
|---|---|---|
| Submit for correction | Cmd+Enter | Ctrl+Enter |
| Global correction (default) | Cmd+Shift+] | Ctrl+Shift+] |
| Customize shortcut | Settings > Global Shortcut | Settings > Global Shortcut |
| Copy result | Click Copy button | Click Copy button |
Your API key stays local and is never logged. Your data remains yours.
In-App Correction
Writing Styles
AI Models
App Settings
Custom Rules
Global Shortcut
API Keys
Usage Statistics