Arttrezzi: Artist Toolbox

Canvas Grid & Color Mixing

Free · In‑App Purchases

Plan & print canvas at 1:1 scale, pick colors from photos, get paint-mix suggestions, generate dominant palettes, add grids, apply filters & posterize. Full App Store Description: Arttrezzi – The Artist Toolbox The complete creative companion for painters and visual artists. Plan, scale, and transfer your artwork with precision. Arttrezzi helps you turn reference photos into paint-ready layouts using grids, color tools, and true 1:1 scale printing. Built for painters, illustrators, art students, designers, educators, and anyone working with images or color, Arttrezzi bridges the gap between digital planning and traditional art. Free to download. A subscription is required to unlock all tools and features. WHAT’S INSIDE Canvas Studio Plan your artwork at real-world scale with tools built for traditional artists: -Set custom canvas dimensions in inches -Choose adjustable grid sizes starting from 1 inch -Zoom into individual grid cells for detailed work -Print grids directly onto your project -Add rule-of-thirds overlays and adjustable guides -Convert images into line drawings or shaded sketches -Precisely zoom, scale, and position your reference image -Separate values from dark to light for better tonal control Measurement & Calibration -Measure directly on your image -Enter real-world dimensions to rescale your reference -Automatically calibrate your canvas to match your intended size True-to-Scale & Large-Format Printing -Print layouts across multiple pages at exact 1:1 scale -Create large-format, poster-size layouts for real canvases -Assemble printed pages into a full-size reference -Trace directly onto your surface or transfer using charcoal backing -Ideal for accurately scaling reference images before painting Save and reuse your layout projects anytime. Color Picker Studio Extract and explore colors from any image: -Select up to 10 color points -Each point generates a color chip with Gamblin paint mix suggestions -View tint, tone, shade, RGB, HEX, CMYK, and HSV values -Explore complementary, analogous, and triadic color relationships -Automatically detect dominant colors in your image -Save or print a full color summary with placement Color Mixing Lab Simulate paint mixing with realistic pigment behavior: -Mix unlimited colors from the Gamblin oil paint catalog -Adjust percentages to simulate real paint interactions -LAB comparison helps visually match results -Create, save, and reuse your own custom color palettes Note: Results are approximate due to digital-to-physical limitations. Channel Study · Color Filters Analyze images for value and composition: -Apply Red, Green, Blue, Yellow, Grayscale, and Black & White filters -Use Posterize and Pop Art modes to simplify images -Create clear value maps for painting preparation -Ideal for tonal studies and composition planning Color Theory Studio Explore color relationships using a traditional color wheel: -Understand primary, secondary, and tertiary interactions -Mix up to four colors including black, white, and gray -Includes tonal scales and practical mixing guidance Additional Features -Save Canvas and Color Picker projects -Print grids and color summaries -Import and export projects between iPad and Mac -Designed for real-world painting workflows SUBSCRIPTION Arttrezzi is free to download. A subscription unlocks all tools and features. Subscriptions renew automatically unless canceled at least 24 hours before the end of the billing period. Manage subscriptions in your Apple ID account settings. SUPPORT & LEGAL For screenshots, support, and privacy policy: https://pixelchimpios.github.io/artist-toolbox/CanvasStudio/index.html Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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Grid & Scaling Update: Improved large-format printing and canvas scaling tools. Added dominant color detection. New zoomable grid with labels. Added project transfer between iPad and Mac. Bug fixes and performance improvements.

Version 8.6

The developer, Daniel Maximino Fierros, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • Daniel Maximino Fierros
    Size
    • 38.2 MB
    Category
    • Utilities
    Compatibility
    Requires iPadOS 16.6 or later.
    • iPad
      Requires iPadOS 16.6 or later.
    • Mac
      Requires macOS 13.5 or later.
    Languages
    • English
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © 2025 Arttrezzi – All Rights Reserved
  • Privacy Policy

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