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Undertone vs idmly

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Undertone compared with idmly
DetailUndertone logo Undertoneidmly logo idmly
What it doesSee why colors work HTML design in. Editable InDesign out.
StageNot given Startup
FoundedNot given 2026
Based inNot given ZA
Pricing modelFreemium Paid
PricingFree: 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 preview: two most detailed pages of any design, twice, no account needed. $49 lifetime license: unlimited full conversions, activate on up to 10 browsers or devices, works in browser and from AI agents over MCP.
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
  • Converts HTML to native .idml files that open in Adobe InDesign
  • Real text frames with reflowable content
  • Named paragraph and character styles automatically created
  • Charts and tables as editable vector objects
  • Images placed and linked in a Links folder
  • Free preview of two most detailed pages without account
  • MCP server integration with Claude, Cursor, and other AI agents
  • 14-day fix-or-refund guarantee on licensed conversions
  • Supports output in Affinity Publisher as well as InDesign
  • Works with all CSS frameworks including Tailwind and Bootstrap
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
  • Deterministic conversion engine—no machine learning, same input always produces same output
  • Files deleted immediately after conversion—complete privacy, no storage or training
  • Native InDesign files, not PDFs—fully editable text, styles and charts
  • Direct integration with AI design tools through MCP protocol
Community votes00
DR (Domain Rating by Ahrefs)8 +1 (up) since last check6 no change since last check
Trust Flow (Majestic)44
Citation Flow (Majestic)3224
Referring domains (Majestic)3136

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