Fixkey

Overview

Fixkey is a macOS AI writing assistant that works across every application on your Mac. Press one shortcut to fix grammar, improve clarity, or translate text in real-time. It includes advanced speech-to-text powered by Whisper models, supports over 200 languages, and responds in under 200ms. Perfect for professionals who need to write quickly and accurately without switching between apps.

Key Features

One-Keystroke Grammar Correction: Fix entire sentences or paragraphs instantly with a single shortcut, processing context instead of word-by-word corrections.
Advanced Speech-to-Text: Convert voice to text using offline Whisper models with automatic polishing for perfect clarity.
Works Everywhere: Compatible with over 300 macOS applications including Gmail, Slack, WhatsApp, Pages, and browsers.
Ultra-Fast Response: Get corrections in under 200ms for real-time writing without interruptions.
200+ Language Support: Translate and improve text across multiple languages with advanced language models.
Custom AI Prompts: Create shortcuts for specific tasks like "make professional," "summarize," or "translate to German."
Voice Commands: Use spoken commands to format and edit text hands-free.
Native macOS Performance: The software runs as a lightweight local app optimized for macOS, ensuring fast and reliable use across the system.

Pros

Blazing Fast: Under 200ms response time means corrections happen in real-time without slowing you down.
Universal Compatibility: Works in every Mac app, eliminating the need to copy-paste into separate tools.
Time Saver: Fixkey turns speech into polished text and lets you improve writing on the fly, helping users draft messages and content faster than traditional typing and editing.
Native Integration: Deep macOS integration feels natural and doesn't disrupt your workflow.
Privacy-Focused: While Fixkey doesn’t emphasize fully offline grammar models, it uses native processing and secure handling of data under EU privacy standards.

Cons

Mac Only: Currently only available for macOS, excluding Windows and Linux users.
Limited Free Version: Free tier has restricted features, pushing users toward paid plans.
Premium Cost: Fixkey Pro costs $48 per year, which some users may consider pricey compared with simpler or lower‑cost alternatives.
Learning Curve: Customizing shortcuts and prompts requires initial setup time to match your workflow.

Use Cases

Email Communication: Draft professional emails quickly by typing rough ideas and using one keystroke to transform them into polished messages in Gmail, Mail, or any email client.
Customer Support: Support teams can respond faster to tickets by dictating responses and having Fixkey automatically format and correct them in Zendesk or other support platforms.
Content Creation: Writers and marketers can brainstorm in apps like Obsidian or Notion, then instantly improve clarity and grammar without switching tools or breaking flow.
Non-Native Speakers: Communicate confidently in English or other languages by writing at 70% accuracy and letting AI fix grammar and improve professionalism automatically.
Quick Slack Messages: Transform stream-of-consciousness thoughts into clear, readable messages on Slack, saving time on formatting and editing.
Multilingual Work: Translate and polish text across 200+ languages directly in any app, perfect for international teams or multilingual communication.

Frequently Asked Questions

How fast does Fixkey work?

Fixkey responds in under 200ms, providing real-time corrections as you type. This means you won't experience noticeable delays when fixing grammar or improving text.

Does Fixkey work in all Mac applications?

Yes, Fixkey is compatible with over 300 macOS applications including browsers, native apps like Mail and Pages, and web apps like Gmail, Slack, LinkedIn, and WhatsApp. It works wherever you can type text.

How accurate is the speech-to-text feature?

Fixkey uses offline Whisper models for high-accuracy voice-to-text conversion. The AI automatically polishes dictated content, so even if the initial transcription isn't perfect, the final output will be grammatically correct and clear.

Is my data private when using Fixkey?

Fixkey employs offline models for grammar fixing and dictation, which means your data can be processed locally on your device without being sent to external servers. This provides better privacy compared to cloud-only solutions.

What's the difference between the free and paid versions?

The free version lets you try basic features, while the paid plan (about $48 per year) unlocks unlimited AI rewrites, speech‑to‑text in many languages, and custom prompt features.

How does Fixkey compare to Grammarly?

Unlike Grammarly's word-by-word approach, Fixkey processes entire sentences or paragraphs at once for comprehensive improvements. Former Grammarly users report that Fixkey reduces extra work needed for corrections and feels faster due to native macOS integration.

Can I customize the AI prompts?

Yes, Fixkey allows you to create and customize AI prompts for specific writing tasks. You can set up shortcuts for actions like "make professional," "summarize," or "translate to German" and use them across all applications.

Do I need an internet connection to use Fixkey?

Some features like offline grammar models and Whisper-based dictation work without internet. However, certain advanced features that use cloud-based language models may require connectivity.