FocalPaint vs PaintCalcArt
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FocalPaint
This app offers a unique brush engine for realistic paint simulation, pigment mixing, and canvas textures. It allows for custom brush and layer creation using Metal GPU or Javascript code, with advanced features like spectral color models and Apple Pencil Pro support.
- Realistic paint and pigment mixing
- Custom brush and layer creation
- Transparent ink simulation
- Apple Pencil Pro support
- Spectral color model
- Open source shader code library
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FocalPaint's unique brush engine simulates thick paint and real pigment mixing with accurate physics models. Features: - Realistic color blending behaves like real paint! - Real canvas texture and paint thickness - Transparent Ink simulation - Open Source GPU shader code library for reference and customization - Write your own custom brush with Metal GPU or Javascript code - Write your own custom layer modes with Metal GPU code - Apple Pencil Pro support with hover - 16 channel "spectral" color model (256 bits per pixel) - Wide color gamut (P3) Please note: Apple A12 GPU or newer is required Terms of Use: https://www.focalpaint.com/p/terms-of-use.html Privacy Policy: https://www.focalpaint.com/p/privacy.html Special Thanks to: Scott Allen Burns Troy James Sobotka & Friends colour-science.org python library MyPaint painting software team Anna Timm (@anti-art)
PaintCalcArt
This app helps artists calculate the precise amount of paint needed for their projects. Upload your artwork, input measurements, and get a detailed breakdown of paint requirements for each color, ensuring efficient and cost-effective creation.
- Upload artwork image
- Input project measurements
- Calculate precise paint amounts per color
- Support for various surfaces
- Collaborative artist-designed tools
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Unleash Your Artistic Vision with MuralCalc! Calling all artists, visionaries, and creators! Dive into the ultimate art hub designed to elevate your creative journey. Introducing MuralCalc - your indispensable companion crafted in collaboration with local artists from the vibrant heart of Los Angeles. Fuel Your Imagination: Transform your artistic dreams into reality. MuralCalc empowers you to envision your masterpiece on mirrors, murals, basketball courts, and beyond. Simply upload your artwork image and input your measurements, and watch the magic unfold. Precision at Your Fingertips: No more guesswork! MuralCalc is your artistic mathematician, effortlessly calculating the precise amount of paint required for every captivating hue. Say goodbye to wasted resources and hello to efficient, cost-effective artistry. Empowered by Local Expertise: Crafted hand-in-hand with local LA artists, MuralCalc understands your unique needs. It's a testament to the spirit of collaboration and creativity, providing you with tools that resonate with your artistic journey. Features That Shine: Seamlessly upload your artwork image. Input measurements and essential details with ease. Receive a comprehensive breakdown of required paint amounts for each color. Explore a world of possibilities across various surfaces. Your Feedback Matters: At MuralCalc, your creativity fuels our passion. We thrive on your insights and suggestions. So, embark on this artistic adventure, and as you explore the app's depths, share your thoughts to help us refine and shape an experience tailored to you. Start Your Creative Odyssey: Embrace the power of precision, creativity, and collaboration. With MuralCalc, your artistry knows no bounds. Download now to unlock a realm where technology and imagination unite seamlessly. Join the league of artists transforming ideas into tangible marvels. Your canvas is vast, your tools are cutting-edge, and your journey starts with MuralCalc. Elevate your art, one pixel at a time.
Screenshots
Verdict
The clearest difference is price: PaintCalcArt at Free against FocalPaint's $4.99. PaintCalcArt also leads on rating (5.0 vs 4.2) and in-app purchases (none vs 3). FocalPaint's advantage is ratings volume (13 vs 2) and iOS requirement (18.6 vs 26.0). On update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
PaintCalcArt is free to download; FocalPaint costs $4.99 up front. FocalPaint sells 3 one-off in-app purchases. PaintCalcArt asks for nothing beyond the download.
PaintCalcArt holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: FocalPaint has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 79% of FocalPaint's written reviews are positive against 100% of PaintCalcArt's.
FocalPaint ships an update monthly, PaintCalcArt every 2 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.
| Parameter | FocalPaint | PaintCalcArt |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.2 (13 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 78.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 13 — better | 2 |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.6 — better | 26.0 |
| Further details — not scored | ||
| Size | 557 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | brien dieterle | Ludwig von Schoenfeldt |
Customer experience
FocalPaint
PaintCalcArt
In-app purchases
FocalPaint
- Generous Tip$0.99
- Big Tip$4.99
- Huge Tip$9.99
PaintCalcArt
No in-app purchases









