| What it does | See why colors work
| A native macOS drawing app for quick sketches, screenshot markup, and AI-generated diagrams
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: Original view, Temperature map, Value structure, Saturation map, Palette and Harmony for every image, 20 analyses at a time. Lifetime Premium: one-time purchase includes Composition guides, Contrast map, tinted value bands, unlimited history, full-res export. No subscription.
| Free: $0 forever, includes all drawing tools, unlimited sketches in one folder, copy to clipboard as PNG, and auto-save with local-first storage. Pro: coming soon.
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| Key features | - Palette with proportions showing dominant colors sized by image weight
- Color harmony identification (Complementary, Analogous, Triadic, Split-complementary, Tetradic, Square, Monochromatic)
- Temperature map showing warm and cool distribution across image
- Value structure divided into clear zones (light, mid-tone, dark)
- Saturation map showing vivid and muted areas
- Composition guides identifying classic guides like golden ratio and rule of thirds
- Contrast map showing where the eye lands first (Premium)
- Painter-friendly color names (Yellow Ochre, Payne's Gray, etc.)
- Local device processing with no image uploads
- Works offline with no account required
| - Instant copy-to-clipboard as PNG
- No accounts or setup required
- Local-first storage with auto-save
- Screenshot annotation with arrows, boxes, text, and freehand tools
- AI diagram generation via Claude, Cursor, Windsurf, and VS Code
- Refine diagrams through chat
- Paste screenshot from clipboard
- Unlimited sketches in one folder
- Native macOS performance
- All drawing tools included in free version
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| What makes it different | - Shows color proportions, not just colors, recognizing that a 60/5 split is fundamentally different from 50/50
- Four layers of analysis together show relationships single layers cannot reveal
- Built by people who actually mix paint with painter-friendly vocabulary
- Lifetime Premium with single payment, no subscription model
- All data stays on device, no account signup required
| - Zero-friction design: open, draw, and share in seconds with no setup or accounts
- Local-first architecture: all sketches stay on your Mac, nothing leaves unless you ask
- AI integration runs through your own subscription with no proxying of prompts
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 8 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 4 | 0 |
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| Citation Flow (Majestic) | 32 | 24 |
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| Referring domains (Majestic) | 31 | 46 |
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Undertone
Chalk