Perfect
Beautiful UI, intuitive operation. Works.
Free
In-App Purchases
About
This app helps watercolor artists mix colors by analyzing photos and providing custom paint recipes. It simplifies images into paintable colors and offers mixing instructions based on your existing palette. Features include adjustable detail, Munsell readings, and dilution gradients.
✓Photo color analysis
✓Custom paint mixing recipes
✓Adjustable image detail
✓Munsell color readings
✓Dilution gradients
✓Save reference studies
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What's New in Undertint
1.5
October 19, 2026
Your palettes, your way • Start a palette from a manufacturer's preset, then edit it to match the paints on your table. • Choose a default palette, and pick a different one for any study. • Recipe cards name the brand of every paint. • Restore Purchases now tells you what happened, including when you're offline.
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Subscriptions & In-App Purchases
Undertint Pro
Multi-paint mixes, saved recipes, a coherent palette.
$1.991 Month
User reviews
FAQ
What is Undertint?
Undertint is a mobile application designed to assist watercolor painters by analyzing photos and providing custom paint mixing recipes. It helps users determine how to mix specific colors using their existing paint palettes.
How does Undertint work?
You point Undertint at a photo, and it simplifies the image into necessary colors. It then generates a mixing recipe for each color using Kubelka-Munk pigment mixing principles, tailored to your chosen paints.
Is Undertint free to use?
Undertint is free to try. Core features are available for free, with 'Pro' features like multi-paint mixing recipes and bookmarking accessible through a one-time purchase or a monthly subscription.
What are the Undertint Pro features?
Undertint Pro unlocks advanced capabilities such as multi-paint mixing recipes and the ability to bookmark your favorite recipes. These features enhance the app's utility for more complex color matching needs.
Does Undertint collect user data?
No, Undertint prioritizes user privacy. It does not collect, transmit, or sell your data, and all photo processing occurs on your device. There are no analytics, advertising, or third-party SDKs.
On which devices can I use Undertint?
Undertint is available for both iPhone and iPad, offering a seamless experience across Apple's mobile platforms. This ensures accessibility for a wide range of users.
How often is Undertint updated?
The app was last updated on October 19, 2026, with version 1.5. This indicates a commitment to ongoing development and improvements based on user feedback and technological advancements.
What is the age rating for Undertint?
Undertint has an age rating of 4+, making it suitable for a broad audience including younger artists and beginners. This rating suggests the content is generally appropriate for most users.
