Comparison

Color Study vs Trunks across the Thames

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Color Study

This tool helps artists analyze images by simplifying colors, values, and shapes. It provides guidance for mixing paints to match observed colors and offers advanced features for deeper artistic study. Organize your work and sync across devices.

Highlights
  • Image simplification for color and value
  • Accurate color picker with magnification
  • Paint mixing guidance with real-time feedback
  • Value, saturation, and color code inspection
  • Interactive value, shape, and temperature maps
  • Project organization and iCloud sync
Features
Read full description

Color Study is a tool for artists to simplify images, study color and value, and accurately match colors through paint mixing. Load any photo and reduce it to clear shapes and essential color information. Color Study generates a clear color map of your reference and provides guidance for mixing paints to match the colors you see, giving you a practical guide you can use at the easel or in study. Focus on the fundamentals that matter in drawing and painting. Made for artists Core tools: • Accurate color picker with magnification and pixel averaging options • Place and customize color markers directly on your reference • Inspect value, saturation, and color codes (RGB, HSV, HSL, CMYK, LAB) • Automatically extract key colors and accents in an image, and mark their locations • Compare colors to assess value, relative temperature, saturation, and perceptual difference • Customizable grid overlay for precise alignment Advanced tools: • Interactive value maps, shape simplification, temperature maps and notan controls • Paint-mixing guidance designed for opaque paints, with real-time feedback from photographed mixes • Export analysis views and color maps as images for reference or study • Advanced grid controls for precision alignment and subdivision • Generate simplified line drawings and contour maps to clarify structure, edges, and major shapes • Organize your work into projects with images, paint palettes, and artwork details • iCloud sync keeps your projects and palettes in sync across all your Apple devices Advanced tools available with subscription. Train your artistic eye Color Study is not a design tool or palette generator. It is a learning tool for painters, illustrators, and art students who want to analyze what they see and make better decisions in their artwork. Study master paintings, analyze your own photos, and deepen your understanding of value structure, color harmony, and visual design. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Trunks across the Thames

Discover and collect art sculptures scattered across Slough and Windsor. Unlock rewards, vote for your favorites, and share your experiences in the sculpture galleries. Stay informed about trail news and events.

Highlights
  • Sculpture discovery and collection
  • Unlockable rewards and milestones
  • Vote for favorite sculptures
  • Share photos to galleries
  • Track steps and miles
  • Trail news and event listings
  • Interactive map
Features
Read full description

Find and collect sculptures across Slough and Windsor while unlocking exciting rewards and milestones along the way. Discover the design inspiration and vote for your favourite. Share your photos to the sculpture galleries while tracking your steps and miles. Keep up to date with the latest trail related news and events. Art trail app includes: map, sculpture listings, design inspiration, sculpture and milestone rewards, sculpture galleries, voting, trail stats, social sharing and event listings. Trunks across the Thames is a Wild in Art event delivered by Thames Hospice. Wild in Art is a leading creative producer of spectacular, mass-appeal public art events, which connect businesses, artists and communities through the power of creativity and innovation.

Screenshots

Color Study4 screens
Trunks across the Thames4 screens

Verdict

The call

The clearest difference is price: Color Study at Free against Trunks across the Thames's $1.99. Color Study also leads on chart position (#144 vs unranked). Trunks across the Thames's advantage is in-app purchases (none vs 6) and update cadence (daily vs every 11 days). On ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Color Study is free to download; Trunks across the Thames costs $1.99 up front. Color Study sells 5 in-app purchases, starting at $4.99 per month. Trunks across the Thames asks for nothing beyond the download.

UpkeepUpdate frequency

Color Study ships an update every 11 days, Trunks across the Thames daily. Both last shipped on November 5, 2026.

Scorecard6 real differences · 5 level
Color Study versus Trunks across the Thames: the parameters behind the verdict, then further details
ParameterColor StudyTrunks across the Thames
PriceFree — better$1.99
Rating4.9 (556 ratings) — better—
Positive reviews86.6% of reviews100.0% of reviews — better
Number of ratings556 — better—
Update frequencyEvery 11 daysDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium — betterPaid
Best chart rank#144 — better—
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.615.1 — better
Further details — not scored
Size175 MB64 MB
Age rating4+4+
DeveloperBrushLabs LLCWild In Art Ltd.

Customer experience

Color Study

All ratings541 ratings
Positive97.4%
Neutral1.1%
Negative1.5%
Written reviews67 reviews
Positive86.6%
Neutral7.5%
Negative6.0%

Trunks across the Thames

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

5 purchases

Color Study

Subscriptions3
  • Color Study Pro monthly2 variants$4.991 Month
  • Color Study Pro yearly7 Days trial$24.991 Year
  • Color Study Pro Yearly7 Days trial$24.991 Year
One-time2
  • Color Study tip$1.99
  • Color Study tip$29.99
None

Trunks across the Thames

No in-app purchases

Questions

Is Color Study free?
Color Study is free to download, with in-app purchases available.
Is Trunks across the Thames free?
Trunks across the Thames costs $1.99, with no in-app purchases.
Do Color Study or Trunks across the Thames have ads?
Neither Color Study nor Trunks across the Thames shows ads.
Which is updated more often, Color Study or Trunks across the Thames?
Color Study ships an update every 11 days, and Trunks across the Thames daily. Most recently, Color Study was updated on November 5, 2026 and Trunks across the Thames on November 5, 2026.

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