RewriteBar: macOS Menu Bar AI Writing Assistant

RewriteBar

3.5 | 472 | 0
Type:
Application
Last Updated:
2025/08/30
Description:
RewriteBar is an AI-powered macOS app that improves writing in any application. Correct grammar, change writing styles, or translate text with ease.
Share:
AI writing
grammar checker
text translation
writing assistant
macOS app

Overview of RewriteBar

RewriteBar: Your macOS Menu Bar AI Assistant

RewriteBar is an AI-powered writing assistant designed specifically for macOS. It integrates directly into your menu bar, providing quick and easy access to a variety of AI-driven writing tools within any application.

What is RewriteBar?

RewriteBar is a macOS application that leverages AI to enhance your writing across all your applications. It sits in your menu bar, ready to assist you with grammar correction, style adjustments, translation, and more.

How does RewriteBar work?

RewriteBar works by capturing selected text, sending it to an AI model for processing, and then pasting the corrected version back into your application. It's seamless and efficient, improving your writing without disrupting your workflow.

Key Features:

  • Universal Compatibility: Works in any macOS application that supports text input.
  • AI-Powered Assistance: Uses advanced AI models to correct grammar, simplify complex sentences, adjust writing tone, and translate text.
  • Custom Actions: Create custom rewrite actions tailored to your specific needs.
  • Quick Access: Access commands via a simple keyboard shortcut.
  • Multiple AI Provider Support: Compatible with 12 AI providers including OpenAI, Mistral, Groq, Google, Anthropic, Together, xAI, OpenRouter, and Ollama.
  • Template Library: Offers a variety of pre-built AI prompt templates for common writing tasks.

Core Functionalities:

  • Fix Grammar and Spelling: Instantly correct grammar and spelling errors with context-aware AI.
  • Simplify Complex Writing: Transform complicated sentences into clear, concise text.
  • Adjust Writing Tone: Match your writing tone to any situation (professional, casual, etc.).
  • Translate Text Instantly: Translate text into any of 30 supported languages without leaving your current application.
  • Transform Text Length: Summarize, explain, or expand your text easily.
  • Enhance ChatGPT Prompts: Improve your prompts for more accurate and useful AI responses.

How to use RewriteBar:

  1. Download and Install: Download RewriteBar from the official website and install it on your macOS device.
  2. Grant Accessibility Permissions: Grant the necessary accessibility permissions to allow RewriteBar to capture and modify text.
  3. Select Text: Select the text you want to rewrite in any application.
  4. Activate RewriteBar: Use the designated keyboard shortcut to open the RewriteBar command menu.
  5. Choose an Action: Select the desired action from the menu (e.g., "Fix Grammar & Spelling," "Simplify Language," "Translate").
  6. View Results: The corrected or modified text will automatically replace the original text.

Why is RewriteBar important?

RewriteBar addresses several key challenges in modern writing workflows:

  • Time Savings: It automates the process of editing and improving text, saving you valuable time.
  • Improved Accuracy: The AI-powered corrections are more accurate and context-aware than traditional grammar checkers.
  • Enhanced Communication: It helps non-native English speakers communicate more effectively.
  • Consistent Tone: It ensures that your writing tone is consistent across all your communications.

Where can I use RewriteBar?

RewriteBar can be used in virtually any application on macOS that supports text input, including:

  • Email clients (e.g., Mail, Outlook)
  • Word processors (e.g., Microsoft Word, Google Docs)
  • Messaging apps (e.g., Slack, Discord)
  • Social media platforms (e.g., Twitter, Facebook)
  • Code editors (e.g., Visual Studio Code, Xcode)
  • Design software (e.g., Figma)
  • Note-taking apps (e.g., Notion)

Templates:

RewriteBar includes a wide array of templates that accelerate the writing process. Some popular templates include:

  • Lowercase Text: Converts text to lowercase while preserving proper nouns and code elements.
  • TL;DR Summary: Creates a concise summary with bullet points and emojis.
  • Formal → Personal: Transforms text from formal to informal.
  • Create User Story Title: Formats feature descriptions into user story titles.
  • Improve Prompt: Generates better ChatGPT prompts.
  • Title Case: Converts text to title case following copywriting best practices.
  • Humanize Text: Rewrites AI-generated text to sound more human.
  • Improve Writing: Rephrases text for clarity and quality.
  • Simplify Language: Simplifies text to make it easier to understand.

Pricing:

RewriteBar offers several pricing options:

  • Free Trial: Up to 100 requests.
  • Monthly Plan: $5/month for access to the AI Cloud service (3 million words).
  • Annual Plan: $40/year for access to the AI Cloud service (3 million words).
  • One-Time Purchase: $29 one-time payment (requires your own API key).

RewriteBar vs. Others:

RewriteBar offers a compelling alternative to other writing tools like ChatGPT, Notion AI, and Grammarly, often at a lower cost and with greater flexibility.

Feature RewriteBar ChatGPT Notion AI Grammarly
Subscription Cost $5/month $20/month $10/month $12/month
One-Time Payment $29
Fix Grammar & Spelling Yes Yes
Translation Yes
Replaces All Errors at Once Yes
Works With Other Tools Yes
Create Custom Workflows Yes
11+ AI Providers Yes
Summary Good Copy/Paste Notion Only Not all AI

What users are saying:

RewriteBar is praised for its ease of use, comprehensive features, and affordable pricing. Users appreciate its ability to seamlessly integrate into their existing workflows and improve their writing quality.

FAQ:

  • How does it work?
    • RewriteBar captures the selected text and sends it to a language model for rewriting. The corrected version is then automatically pasted back, replacing the original text.
  • Is RewriteBar safe?
    • Yes, RewriteBar does not store or track any of your data. The security depends on the provider you choose.
  • Can RewriteBar be used in any app and webpage?
    • Yes! RewriteBar works with almost any application or website that supports text input.

In conclusion:

RewriteBar is a powerful and versatile AI writing assistant that can significantly improve your productivity and the quality of your writing. With its wide range of features, seamless integration, and affordable pricing, it's an essential tool for anyone who writes on a Mac. Whether you're a non-native speaker, a developer, a marketer, or a student, RewriteBar can help you write smarter, not harder.

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