Comparison

CircleMap vs Chemistry Toolbox

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

Head to head
About

CircleMap

This app makes learning the unit circle and polar graphs interactive and fun. It offers customizable quizzes for angles, radians, and coordinates, along with a mode to visualize polar equations in both polar and Cartesian systems. It's designed to build confidence and speed in trigonometry and calculus.

Highlights
  • Interactive unit circle quizzes
  • Customizable angle and radian practice
  • Polar equation input and graphing
  • Dual polar and Cartesian visualization
  • Real-time graph exploration
  • Instant feedback and score tracking
Read full description

Learning the Unit Circle can be tough—but it doesn’t have to be! Whether you’re preparing for a math test, brushing up on trigonometry, or just want a quicker way to recall key values, CircleMap turns study time into a fun, interactive experience—with two powerful learning modes. What is the Unit Circle—and How Does Polar Graphs Fit In? The Unit Circle is a powerful math concept that connects angles, radians, and coordinates to trigonometric functions. Mastering it is essential for high school and college trigonometry, precalculus, and calculus. But understanding only the Unit Circle isn’t enough—many students struggle to see how it relates to other systems like Polar and Cartesian coordinates. That’s why CircleMap includes Polar Graphs Mode, so you can input polar equations and instantly see them plotted in both Polar and Cartesian systems, making the connection crystal clear. Key Features Unit Circle Quiz Mode • Interactive Quizzes – Practice angles, radians, and coordinates in multiple quiz modes. • Customizable Focus – Choose degrees, radians, coordinates, or mix them for a full challenge. • Instant Feedback – See right away if you’re correct and track your score. • Adjustable Difficulty – Beginner-friendly or advanced challenge mode. • Optional Sound & Haptic Feedback – Make learning more engaging with audio and vibration cues. Polar Graphs Mode • Equation Input – Enter your own polar equations. • Dual-System Visualization – Instantly see your graph in both Polar and Cartesian forms. • Real-Time Exploration – Slide the value of θ to dynamically update the graph and watch how the Polar and Cartesian points change together. • Concept Reinforcement – Understand how the two coordinate systems connect through visual examples. Why You’ll Love It Unlike textbooks that only show static diagrams, CircleMap brings math to life. You’ll actively test yourself, explore polar equations, and see how concepts fit together—all in one app. Perfect for: • High school & college students studying trigonometry, precalculus, or calculus • SAT, ACT, AP Calculus, or AP Trigonometry preparation • Anyone who wants to strengthen their math foundation in a fun, visual way Once You Truly Understand… With CircleMap, you’ll: • Recall Unit Circle values faster and more accurately • See exactly how Polar and Cartesian systems connect • Solve trigonometric and coordinate geometry problems with confidence Start Learning Today The Unit Circle and Polar–Cartesian connection don’t have to be intimidating. With CircleMap, you’ll gain confidence, accuracy, and speed—all while having fun. Download CircleMap now—two modes, zero ads, and 100% free.

About

Chemistry Toolbox

Features
Read full description

Features already available: • The BEST MOLECULAR MASS CALCULATOR, by symbol or group abbreviation e.g. K4Fe(CN)6.3H2O, AcOMe... • A periodic table, with element characteristics and a dynamic comparison table • Several calculation tools for solution preparation (dilution, molar mass, molar concentration and density), and converter • Solubility table • pH color indicators • NMR (proton, carbon, constants and multiplets) • Data on common solvents (polarity, elution strength, boiling point, density...) • pKa • Buffer solutions • Organic functions (amino acids, monosaccharides, aromatic compounds, alkanes) • Standard oxidation-reduction potentials • ...

Screenshots

CircleMap4 screens
Chemistry Toolbox4 screens

Verdict

The call

The clearest difference is in-app purchases: CircleMap at none against Chemistry Toolbox's 2. On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Chemistry Toolbox sells 2 one-off in-app purchases. CircleMap asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 8 level
CircleMap versus Chemistry Toolbox: the parameters behind the verdict, then further details
ParameterCircleMapChemistry Toolbox
PriceFreeFree
Rating4.7 (3 ratings) — better—
Number of ratings3 — better—
Update frequencyDailyDaily
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better17.6
Further details — not scored
Size29 MB12 MB
Age rating4+4+
DeveloperSupparsorn WantarnagonFlorent Breton

In-app purchases

None

CircleMap

No in-app purchases

2 purchases

Chemistry Toolbox

One-time2
  • One month subscription$0.99
  • Full app$4.99

Questions

Is CircleMap free?
CircleMap is free to download, with no in-app purchases.
Is Chemistry Toolbox free?
Chemistry Toolbox is free to download, with in-app purchases available.
Do CircleMap or Chemistry Toolbox have ads?
Neither CircleMap nor Chemistry Toolbox shows ads.
Which is updated more often, CircleMap or Chemistry Toolbox?
CircleMap ships an update daily, and Chemistry Toolbox daily. Most recently, CircleMap was updated on October 30, 2026 and Chemistry Toolbox on October 28, 2026.

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