Comparison

Triangle Calculator Plus vs Math Mastery

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

Head to head
About

Triangle Calculator Plus

This app instantly solves any triangle problem with multiple solver modes and live visualization. It provides complete triangle properties, step-by-step solutions, and supports various units. Ideal for students, engineers, and professionals needing quick, accurate triangle calculations.

Highlights
  • Multiple solver modes (SSS, SAS, ASA, AAS, SSA, Right Triangle)
  • Live triangle visualization with real-time updates
  • Complete triangle properties (area, perimeter, circumradius, inradius)
  • Step-by-step solution breakdown
  • Unit support for various measurements
  • Tap to copy results
Features
Read full description

Triangle Calculator — Solve Any Triangle Instantly The most powerful triangle calculator on iPhone/iPad. Whether you're a student solving geometry homework, an engineer calculating structural angles, or a teacher demonstrating trigonometry — Triangle Calculator gives you every answer in seconds. 6 POWERFUL SOLVER MODES Tackle any triangle problem, no matter what values you have: SSS — solve from 3 sides using the Law of Cosines SAS — 2 sides and an included angle ASA — 2 angles and the side between them AAS — 2 angles and a non-included side SSA — the ambiguous case, with automatic detection of 0, 1, or 2 solutions Right Triangle — dedicated mode for right triangles using the Pythagorean theorem LIVE TRIANGLE VISUALIZATION Watch your triangle redraw in real time as you type. Animated sides, labeled angles, altitude lines, and vertex markers update instantly. Pinch to zoom for a closer look. COMPLETE TRIANGLE PROPERTIES Go beyond basic sides and angles. Every solution includes: • Area and perimeter • Circumradius R and Inradius r • All 3 medians, altitudes, and angle bisectors STEP-BY-STEP SOLUTIONS Toggle on step-by-step mode to see exactly how each answer was calculated — formulas, substitutions, and results. Perfect for checking your homework or understanding the math behind the answer. TAP TO COPY ANY RESULT Tap any calculated value to instantly copy it to your clipboard — great for pasting into reports, spreadsheets, or other apps. UNIT SUPPORT FOR EVERY FIELD Switch between mm, cm, m, inches, and feet. All results update automatically. Ideal for engineering, construction, architecture, and woodworking. BEAUTIFUL DARK MODE Fully supports iOS Light and Dark Mode with a clean, distraction-free interface. Perfect for: - High school and college geometry & trigonometry students - Engineers, architects, and surveyors - Construction and carpentry professionals - Teachers and tutors - Anyone who needs fast, accurate triangle math Thanks for your support and do visit nitrio.com for more apps for your iOS devices.

About

Math Mastery

Features
Read full description

Turn math practice into a fun adventure! Designed specifically for young learners, Math Mastery transforms the challenge of addition, subtraction, multiplication, and division into a series of exciting challenges. Say goodbye to boring drills and hello to an engaging learning experience! With a clean, modern interface and intuitive gameplay, our app helps children build confidence and speed as they conquer arithmetic at their own pace. KEY FEATURES Multiple Game Modes: Timed Mode: Race against the clock! Answer as many questions as possible in 60 seconds. Survival Mode: The ultimate challenge. Keep answering correctly to stay in the game. One wrong move and it’s game over. Three Difficulty Levels: Easy: Perfect for beginners featuring multiple-choice questions and a gentle pace. Normal: An intermediate step for those ready for a moderate challenge. Hard: For the advanced math masters! Type answers directly using a custom numpad. TRACK YOUR PROGRESS Local Leaderboard: Save all high scores and track personal bests. Compete against yourself to improve every day! Visual Progress Chart: Watch skills grow with an interactive bar chart. Tap any bar to see the specific details of that game session. CUSTOMIZABLE EXPERIENCE Multi-Language Support: Play in English, French (Français), Spanish (Español), and Arabic (العربية). Personalized Themes: Switch between Light, Dark, and System themes. Audio Control: Fully adjustable volume for background music and sound effects. WHY CHOOSE MATH MASTERY? Full Arithmetic Coverage: Practice Addition, Subtraction, Multiplication, and Division. Kid-Friendly Design: An intuitive, frustration-free interface that is easy for children to navigate. Offline Play: No internet? No problem. Learn anywhere, anytime. Whether you are a parent looking for a fun practice tool or a student ready to level up, Math Mastery is the perfect companion. Download Math Mastery: Kids Games today and start your adventure in the world of numbers!

Screenshots

Triangle Calculator Plus4 screens
Math Mastery4 screens

Verdict

The call

The clearest difference is price: Math Mastery at Free against Triangle Calculator Plus's $3.99. Math Mastery also leads on update cadence (daily vs every 23 months) and iOS requirement (13.0 vs 17.6). Triangle Calculator Plus's advantage is ads (none vs shown). On in-app purchases 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

Math Mastery is free to download; Triangle Calculator Plus costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Triangle Calculator Plus ships an update every 23 months, Math Mastery daily. The most recent releases landed on September 25, 2026 and September 17, 2026 respectively.

Scorecard4 real differences · 5 level
Triangle Calculator Plus versus Math Mastery: the parameters behind the verdict, then further details
ParameterTriangle Calculator PlusMath Mastery
Price$3.99Free — better
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 23 monthsDaily — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.613.0 — better
Further details — not scored
Size1 MB24 MB
Age rating4+4+
DeveloperHeng Jia LiangFarid BEN KACEM

In-app purchases

None

Triangle Calculator Plus

No in-app purchases

None

Math Mastery

No in-app purchases

Questions

Is Triangle Calculator Plus free?
Triangle Calculator Plus costs $3.99, with no in-app purchases.
Is Math Mastery free?
Math Mastery is free to download, with no in-app purchases.
Do Triangle Calculator Plus or Math Mastery have ads?
Math Mastery shows ads; Triangle Calculator Plus does not.
Which is updated more often, Triangle Calculator Plus or Math Mastery?
Triangle Calculator Plus ships an update every 23 months, and Math Mastery daily. Most recently, Triangle Calculator Plus was updated on September 25, 2026 and Math Mastery on September 17, 2026.

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