Comparison

Color Theory Quick Reference vs Equal Earth

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

Head to head
About

Color Theory Quick Reference

This app provides a simple way to understand color interactions for beginners. It offers informational content on various color concepts and includes a quiz to test knowledge. Ideal for students and teachers in introductory art and design.

Highlights
  • Informational tool for color concepts
  • Interactive color information
  • Quiz for knowledge testing
  • Drag and drop color relationships
  • Covers primary, secondary, and intermediate colors
  • Explains complementary and split-complementary colors
Features
Read full description

Color Theory Quick Reference Color Theory Quick Reference is a basic information tool for anyone who is new to color theory and needs a simple way to understand how colors interact. It is set up like a two-sided card with information on both sides. It provides introductory information to students who are new to color theory. Teachers will find the quiz function included in this app test helpful. Using the app a student's knowledge of color theory is tested by presenting a series of multiple choice questions. Here are a few of the ways you will use Color Theory Quick Reference everyday with introductory art and design students: • Use Color Theory Quick Reference as an informational tool to help students understand and review basic art concepts in relation to color. •Tap the areas of the screen to bring up more information shifts about primary, secondary and intermediate colors. •Tap to get more information about complementary and split-complementary colors. •Tap the question mark icon to activate a quiz to test knowledge of color theory. A perfect tool for introductory art and design teachers. •Drag and drop primary, secondary or intermediate colors to better understand their relationships. Use our Color Theory Quick Reference app to help students learn the basic terminology associated with color. Many of the areas of the screen are hot spots. Tap terms and icons to bring up more information about each topic. Topics include: •Primary and Secondary Colors •Intermediate Colors •Complementary Colors •Split-Complementary Colors •Color Temperature •Value •Grayscale •Tint and Shade •Mixing Colors

About

Equal Earth

Read full description

See the world as it really is. Most world maps stretch the far north and south, so Greenland looks as big as Africa. Equal Earth uses an equal-area projection: every country appears at its true relative size. Explore, compare, play and design your own maps on iPhone, iPad and Mac. ATLAS • A full-screen world map with 241 countries, territories and regions • Tap any country to see its size, world rank, share of world land and a familiar comparison • 12 map styles, from Political and Original Artwork to Midnight Gold and Nordic Air • Country labels, rivers, lakes and graticule, all offline COMPARE • Line up countries side by side on one shared scale • Overlay shapes and drag them around to see the real difference • Ready-made ideas: The Giants, Greenland vs. DR Congo, Africa’s largest and more QUIZ • Daily Challenge: five mixed questions, the same for everyone each day, with streaks • Find It: tap the country on the map • Which Is Bigger?: two shapes, one true answer • Name the Shape: recognise a country by its outline • Pick a region and level; personal bests are saved MY WORLD • Mark places you have been and places you want to go • See how much of the world you have explored, across six continents • Turn your travels into a poster with one tap MAP STUDIO • Paint countries directly on the map, using your legend categories as brushes • Add a title, subtitle, footer, labels and up to six legend categories • 10 designer palettes plus custom colors • Export PNG or JPEG up to 7200 × 4800 pixels, or a vector PDF that stays sharp at any print size • Keep multiple designs and move editable map files between devices PRIVATE BY DESIGN No account. No ads, in-app purchases, analytics or tracking. Everything stays on your device and works offline. One purchase includes iPhone, iPad and Mac. Cartography: Tom Patterson / Equal Earth. Equal Earth projection by Bojan Šavrič, Tom Patterson and Bernhard Jenny. Made with Natural Earth. Areas are approximate measurements of the map geometry. Small island symbols may be enlarged; boundaries and names follow the source artwork.

Screenshots

Equal Earth4 screens

Verdict

The call

The clearest difference is price: Color Theory Quick Reference at $0.99 against Equal Earth's $8.99. Color Theory Quick Reference also leads on iOS requirement (11.0 vs 17.0). Equal Earth's advantage is update cadence (monthly vs every 26 months) and device support (3 vs 1). On ads and in-app purchases 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 Theory Quick Reference costs $0.99 and Equal Earth $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Color Theory Quick Reference ships an update every 26 months, Equal Earth monthly. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
Color Theory Quick Reference versus Equal Earth: the parameters behind the verdict, then further details
ParameterColor Theory Quick ReferenceEqual Earth
Price$0.99 — better$8.99
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 26 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPadiPhone, iPad, Mac — better
Requires iOS11.0 — better17.0
Further details — not scored
Size4 MB8 MB
Age rating4+4+
DeveloperVentura Educational SystemsNha HOANG

In-app purchases

None

Color Theory Quick Reference

No in-app purchases

None

Equal Earth

No in-app purchases

Questions

Is Color Theory Quick Reference free?
Color Theory Quick Reference costs $0.99, with no in-app purchases.
Is Equal Earth free?
Equal Earth costs $8.99, with no in-app purchases.
Do Color Theory Quick Reference or Equal Earth have ads?
Neither Color Theory Quick Reference nor Equal Earth shows ads.
Which is updated more often, Color Theory Quick Reference or Equal Earth?
Color Theory Quick Reference ships an update every 26 months, and Equal Earth monthly. Most recently, Color Theory Quick Reference was updated on November 1, 2026 and Equal Earth on October 31, 2026.

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