Redliner

Screenshot & Annotation Tools

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Redliner is a tool designed to streamline the process of providing visual design feedback to coding and development teams by capturing user annotations, such as rectangles and arrows, on-screen regions and converting them into precise prompts that can be applied directly within software repositories. Its main features include intuitive point-and-speak or type interactions, on-device transcription and image cropping, and agent-agnostic prompts that facilitate seamless integration with various AI coding assistants, all while ensuring user privacy by processing all data locally on a Mac. This software solves problems related to inefficient communication of design revisions, manual markup inconsistencies, and fragmented feedback workflows, making it ideal for developers, UI/UX designers, and software engineers seeking efficient, accurate, and privacy-preserving collaboration tools for review sessions.

Redliner can be found in Screenshot & Annotation Tools categories.

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Screenshots

Details

Redliner Main Features

• Runs on Mac
  Redliner works only on Mac computers and is approved by Apple.
• Simple pricing
  The app costs $19, with a free plan for up to 5 sessions per day.
• No video recording
  Redliner only logs regions as structured data; no video is recorded or stored.
• Free for limited use
  You can use it for free with up to 5 sessions each day.
• Customizable shortcuts
  You can remap draw and session keys to fit your hands comfortably.
• Easy to start a session
  Start a session by pressing ⌃⇧S and either talk or type your notes.
• Pause and resume easily
  A floating menu lets you pause, type normally, then continue your session.
• Saves exact screenshots
  Each mark creates a clean screenshot and a pixel-perfect crop of the area.
• Draw precisely on screen
  Use rectangles or arrows to point out exactly what needs to change in your app or window.
• Mark and describe easily
  Use R to draw rectangles or A to draw arrows, then say or type what should change.
• All data stays on your Mac
  Audio, transcriptions, and screenshots never leave your computer, keeping your data private.
• Speech is transcribed on Mac
  Your voice is converted to text directly on your Mac using Whisper.
• Supports voice or text review
  You can review your notes by speaking or typing, whichever you prefer.
• Generate prompts automatically
  After stopping, the prompt goes on your clipboard to use with your AI coding agent.
• Works with different AI agents
  It can send prompts to Claude Code, Codex, or any other coding AI you already use.

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Redliner Alternatives

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