Comparison

Triangle Calculators vs Triangle Calculator Plus

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

Head to head
About

Triangle Calculators

This app simplifies triangle calculations with intuitive inputs and clear diagrams. It covers various triangle types and theorems, offering over 125 calculations and supporting multiple units and languages.

Highlights
  • 125+ triangle calculations
  • Visual diagrams
  • Built-in formulas
  • Multiple unit support
  • 7 language options
  • Explores triangle types and theorems
Features
Read full description

Triangle Calculator – Geometry Made Simple Triangle Calculator makes it easy to solve and understand triangle properties with intuitive inputs, clear diagrams, and accurate results—perfect for students, teachers, and professionals. Explore Triangle Types & Theorems: • Equilateral Triangle • Isosceles Triangle • Right-Angled Triangle • Core Triangle Theorems Key Features: • 125+ calculations based on 18 unique input combinations • Visual diagrams for better understanding • Built-in formulas for quick reference • Supports units: meters (m), centimeters (cm), millimeters (mm), inches, feet (ft), and yards • Available in 7 languages: English, Français, Español, Italiano, Deutsch, Português, Nederlands Whether for homework, teaching, or technical work—Triangle Calculator brings the power of geometry to your fingertips.

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.

Screenshots

Triangle Calculators4 screens
Triangle Calculator Plus4 screens

Verdict

The call

The clearest difference is price: Triangle Calculators at Free against Triangle Calculator Plus's $3.99. Triangle Calculators also leads on ratings volume (4 vs 1). Triangle Calculator Plus's advantage is ads (none vs shown). On rating, update cadence, 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

Triangle Calculators 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Triangle Calculators against 5.0 for Triangle Calculator Plus. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

UpkeepUpdate frequency

Triangle Calculators ships an update every 26 months, Triangle Calculator Plus every 23 months. The most recent releases landed on September 18, 2026 and September 25, 2026 respectively.

Scorecard4 real differences · 6 level
Triangle Calculators versus Triangle Calculator Plus: the parameters behind the verdict, then further details
ParameterTriangle CalculatorsTriangle Calculator Plus
PriceFree — better$3.99
Rating5.0 (4 ratings)5.0 (1 ratings)
Positive reviews0.0% of reviews—
Number of ratings4 — better1
Update frequencyEvery 26 monthsEvery 23 months — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported — betterPaid
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.6
Further details — not scored
Size39 MB1 MB
Age rating4+4+
DeveloperV PUGAZHENTHIHeng Jia Liang

Customer experience

Triangle Calculators

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Triangle Calculator Plus

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Triangle Calculators

No in-app purchases

None

Triangle Calculator Plus

No in-app purchases

Questions

Is Triangle Calculators free?
Triangle Calculators is free to download, with no in-app purchases.
Is Triangle Calculator Plus free?
Triangle Calculator Plus costs $3.99, with no in-app purchases.
Which has better reviews, Triangle Calculators or Triangle Calculator Plus?
Triangle Calculators and Triangle Calculator Plus are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.
Do Triangle Calculators or Triangle Calculator Plus have ads?
Triangle Calculators shows ads; Triangle Calculator Plus does not.
Which is updated more often, Triangle Calculators or Triangle Calculator Plus?
Triangle Calculators ships an update every 26 months, and Triangle Calculator Plus every 23 months. Most recently, Triangle Calculators was updated on September 18, 2026 and Triangle Calculator Plus on September 25, 2026.

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