--- title: "Triangle Calculator Plus - Reviews, Revenue and Downloads in United States | Apple App Store" 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, " --- # Triangle Calculator Plus — United States > Triangle Solver & Calculator ![Triangle Calculator Plus App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/8d/bc/7b/8dbc7bb1-4ffe-7e8e-3ec2-76bcef38d43f/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png) **Developer:** [Heng Jia Liang](https://apptail.io/developer/heng-jia-liang-sCe) **Category:** Education **Rating:** 5.0/5 (1 ratings) **Price:** Free **Bundle ID:** com.nitrio.trianglecalcz **Store:** Apple App Store **Country:** United States **Version:** 1.5 (released 2026-03-16) **Original Release:** 2023-03-15 **Languages:** Chinese, Korean, English, French, German, Japanese, Portuguese, Spanish **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id1623980558) **AppTail Page:** [https://apptail.io/app/triangle-calculator-plus-seBl/united-states](https://apptail.io/app/triangle-calculator-plus-seBl/united-states) ## Triangle Calculator Plus 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. ## Triangle Calculator Plus Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/44/12/ce/4412cec1-18b9-5a60-0f2e-e71e5f300fb9/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-03-09_at_10.28.02.png/1284x2778.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f8/d9/1e/f8d91e3c-9ba4-a921-fd28-baa8639c83a0/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-03-09_at_10.27.17.png/1284x2778.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/96/2e/fb/962efba8-c740-0a1b-86d2-463d35cb7405/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-03-09_at_10.27.06.png/1284x2778.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/d3/fa/69/d3fa69bc-6f40-2a4c-70f6-d497923e67ec/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-03-09_at_10.26.44.png/1284x2778.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/15/64/b3/1564b397-2e5a-7bbe-03a0-26040a0af5ff/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-03-09_at_10.28.25.png/1284x2778.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/5c/72/38/5c72381a-1969-e90c-db1f-ec6aa894caf5/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-03-09_at_10.30.51.png/1284x2778.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/7f/6e/a8/7f6ea8af-21eb-a357-2a57-f53075557366/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-03-09_at_10.30.29.png/1284x2778.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/32/38/7e/32387e48-8cfc-50c7-9f4a-93d10ffc3041/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-03-09_at_10.29.50.png/1284x2778.png) - [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/3c/d8/dc/3cd8dc30-f7bf-deeb-6c08-9290e77d95c0/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-03-09_at_10.28.56.png/1284x2778.png) - [Screenshot 10](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/8d/32/5b/8d325b88-5f47-1123-fff6-358083047b4a/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-03-09_at_10.30.21.png/1284x2778.png) ## Triangle Calculator Plus Rating Breakdown in United States - 5 stars: 1 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## Triangle Calculator Plus Discovered Keywords - triangle calculator plus ## Apps Similar to Triangle Calculator Plus - [Safety Photo+Video](https://apptail.io/app/safety-photovideo-SEb/united-states) - [FE File Explorer Pro](https://apptail.io/app/fe-file-explorer-pro-FZb/united-states) - [TextAI - AI Texting Assistant](https://apptail.io/app/textai-ai-texting-assistant-HeZ/united-states) - [RC Setup App by So Dialed](https://apptail.io/app/rc-setup-app-by-so-dialed-TGpc/united-states) - [FlightLink](https://apptail.io/app/flightlink-BMvc/united-states) - [Iridium Mail & Web](https://apptail.io/app/iridium-mail-web-fIRc/united-states) - 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[Belarus](https://apptail.io/app/triangle-calculator-plus-seBl/belarus) - [Canada](https://apptail.io/app/triangle-calculator-plus-seBl/canada) - [Switzerland](https://apptail.io/app/triangle-calculator-plus-seBl/switzerland) - [Chile](https://apptail.io/app/triangle-calculator-plus-seBl/chile) - [China](https://apptail.io/app/triangle-calculator-plus-seBl/china) - [Colombia](https://apptail.io/app/triangle-calculator-plus-seBl/colombia) - [Czechia](https://apptail.io/app/triangle-calculator-plus-seBl/czechia) - [Germany](https://apptail.io/app/triangle-calculator-plus-seBl/germany) - [Denmark](https://apptail.io/app/triangle-calculator-plus-seBl/denmark) - [Dominican Republic](https://apptail.io/app/triangle-calculator-plus-seBl/dominican-republic) - [Algeria](https://apptail.io/app/triangle-calculator-plus-seBl/algeria) - [Ecuador](https://apptail.io/app/triangle-calculator-plus-seBl/ecuador) - [Estonia](https://apptail.io/app/triangle-calculator-plus-seBl/estonia) - [Egypt](https://apptail.io/app/triangle-calculator-plus-seBl/egypt) - [Spain](https://apptail.io/app/triangle-calculator-plus-seBl/spain) - [Finland](https://apptail.io/app/triangle-calculator-plus-seBl/finland) - [France](https://apptail.io/app/triangle-calculator-plus-seBl/france) - [United Kingdom](https://apptail.io/app/triangle-calculator-plus-seBl/united-kingdom) - [Greece](https://apptail.io/app/triangle-calculator-plus-seBl/greece) - [Hong Kong SAR China](https://apptail.io/app/triangle-calculator-plus-seBl/hong-kong) - [Hungary](https://apptail.io/app/triangle-calculator-plus-seBl/hungary) - [Indonesia](https://apptail.io/app/triangle-calculator-plus-seBl/indonesia) - [Ireland](https://apptail.io/app/triangle-calculator-plus-seBl/ireland) - [Israel](https://apptail.io/app/triangle-calculator-plus-seBl/israel) - [India](https://apptail.io/app/triangle-calculator-plus-seBl/india) - [Italy](https://apptail.io/app/triangle-calculator-plus-seBl/italy) - [Japan](https://apptail.io/app/triangle-calculator-plus-seBl/japan) - [South Korea](https://apptail.io/app/triangle-calculator-plus-seBl/south-korea) - [Kuwait](https://apptail.io/app/triangle-calculator-plus-seBl/kuwait) - [Kazakhstan](https://apptail.io/app/triangle-calculator-plus-seBl/kazakhstan) - [Lebanon](https://apptail.io/app/triangle-calculator-plus-seBl/lebanon) - [Sri Lanka](https://apptail.io/app/triangle-calculator-plus-seBl/sri-lanka) - [Madagascar](https://apptail.io/app/triangle-calculator-plus-seBl/madagascar) - [Macao SAR China](https://apptail.io/app/triangle-calculator-plus-seBl/macau) - [Mexico](https://apptail.io/app/triangle-calculator-plus-seBl/mexico) - [Malaysia](https://apptail.io/app/triangle-calculator-plus-seBl/malaysia) - [Nigeria](https://apptail.io/app/triangle-calculator-plus-seBl/nigeria) - [Netherlands](https://apptail.io/app/triangle-calculator-plus-seBl/netherlands) - [Norway](https://apptail.io/app/triangle-calculator-plus-seBl/norway) - [New Zealand](https://apptail.io/app/triangle-calculator-plus-seBl/new-zealand) - [Peru](https://apptail.io/app/triangle-calculator-plus-seBl/peru) - [Philippines](https://apptail.io/app/triangle-calculator-plus-seBl/philippines) - [Pakistan](https://apptail.io/app/triangle-calculator-plus-seBl/pakistan) - [Poland](https://apptail.io/app/triangle-calculator-plus-seBl/poland) - [Portugal](https://apptail.io/app/triangle-calculator-plus-seBl/portugal) - [Romania](https://apptail.io/app/triangle-calculator-plus-seBl/romania) - [Russia](https://apptail.io/app/triangle-calculator-plus-seBl/russia) - [Saudi Arabia](https://apptail.io/app/triangle-calculator-plus-seBl/saudi-arabia) - [Sweden](https://apptail.io/app/triangle-calculator-plus-seBl/sweden) - [Singapore](https://apptail.io/app/triangle-calculator-plus-seBl/singapore) - [Slovenia](https://apptail.io/app/triangle-calculator-plus-seBl/slovenia) - [Thailand](https://apptail.io/app/triangle-calculator-plus-seBl/thailand) - [Türkiye](https://apptail.io/app/triangle-calculator-plus-seBl/turkey) - [Taiwan](https://apptail.io/app/triangle-calculator-plus-seBl/taiwan) - [Ukraine](https://apptail.io/app/triangle-calculator-plus-seBl/ukraine) - [Vietnam](https://apptail.io/app/triangle-calculator-plus-seBl/vietnam) - [United Arab Emirates](https://apptail.io/app/triangle-calculator-plus-seBl/united-arab-emirates) - [South Africa](https://apptail.io/app/triangle-calculator-plus-seBl/south-africa) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://apptail.io/account/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*