# Trigonometry Calculator. — Simple Triangle Calculator > High-precision calculator for right-angled and scalene triangles. (iPhone/iPad app by Horitech.) - Source: https://appshunter.io/ios/app/trigonometry-calculator/id6741517618 (this page in markdown: same URL + `.md`) - Developer: [Horitech](https://appshunter.io/developer/1794537335) - Category: Utilities, Education - Price: Free with in-app purchases - Rating: 5.00/5 from 3 App Store ratings · 5 written reviews indexed - Age rating: 4+ - Requires: iOS 15.0 · 64 MB - Languages: Arabic, Bangla, Dutch, Filipino, French (France), German (Germany), Greek, Hebrew, Hindi, Indonesian and 19 more - Released: 2025-02-17 - Data updated: 2026-09-09 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/trigonometry-calculator/id6741517618/reviews.md ## What is Trigonometry Calculator.? Triangle Trigonometry Calculator Effortlessly calculate key values for both right-angled and scalene triangles with this intuitive, high-precision trigonometry calculator. Key Features: • Right-Angled & Scalene Support: Easily solve both right-angled and scalene triangles based on the values you know. • Formula Reference: Learn and solve with confidence by accessing a clear, organized guide to all triangle formulas used in the app. • Accurate Calculations: Quickly determine sides, angles, and area with reliable trigonometric formulas. • High Precision: Results are calculated to 14 decimal places for maximum accuracy. • Flexible Angle Units: Choose between degrees or radians for all angle inputs and outputs. • User-Friendly Interface: A clean, minimal design for fast, straightforward calculations. • Fast and Efficient: Ideal for students, engineers, and professionals needing quick, accurate results anytime. Subscribe to unlock calculation steps, formulas, and remove ads! ## Key features - Right-angled & scalene triangle support - Formula reference guide - Accurate side, angle, and area calculations - High precision to 14 decimal places - Flexible angle units (degrees/radians) - User-friendly interface ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Annual | $24.99 | per year | | Monthly | $2.99 | per month | ## Recent user reviews (5 of 5) All indexed reviews: https://appshunter.io/ios/app/trigonometry-calculator/id6741517618/reviews.md ### 5/5 — Accurate planning aid *2026-02-07* Simply load the know dimensions a the unknown values are calculated for you quickly. Enjoy ### 5/5 — Andrew Redgard *2025-02-26, version 1.0.3* I was notified of this app from a fellow engineer and found it very simple and useful for working out the degree’s I was looking for. ### 5/5 — Great Calculator *2025-02-23, version 1.0.3* Easy and intuitive to use! Very helpful, would recommend 😊 ### 5/5 — Recommended! *2025-02-21, version 1.0.3* Great app, quick and easy to use, thanks! ### 5/5 — Does what it says *2025-02-21, version 1.0.3* Simple to use trigonometry calculator, clear and concise, would recommend ## Frequently asked questions about Trigonometry Calculator. ### What types of triangles can Trigonometry Calculator solve? Trigonometry Calculator can solve both right-angled and scalene triangles. You can input known values to determine sides, angles, and area. ### How precise are the calculations in Trigonometry Calculator? The app provides high-precision results, calculated to 14 decimal places, ensuring accuracy for complex problems. ### Can I choose the angle units in Trigonometry Calculator? Yes, Trigonometry Calculator supports flexible angle units. You can choose between degrees or radians for all angle inputs and outputs. ### Does Trigonometry Calculator have ads? Yes, Trigonometry Calculator contains advertisements. You can remove ads and unlock additional features by subscribing. ### What are the subscription options for Trigonometry Calculator? Trigonometry Calculator offers a monthly subscription for $2.99 and an annual subscription for $24.99. Both plans include a 3-day free trial. ### What additional features are unlocked with a subscription? Subscribing to Trigonometry Calculator unlocks calculation steps, access to all formulas, and removes advertisements from the app. ### What devices is Trigonometry Calculator available on? Trigonometry Calculator is available on iPhone, iPad, and iPod devices. ### How often is Trigonometry Calculator updated? The latest version of Trigonometry Calculator is 1.3.0, and it was last updated on November 12, 2025. Updates typically bring improvements and new features. ## Version history (last 5 releases) ### 1.3.0 — 2025-11-12 New: Formula Reference! Access a complete guide to all triangle-solving formulas. Easily find the equations needed to calculate any missing side, angle, or area. Just tap the Formula Reference button in the action bar! ### 1.2.0 — 2025-09-26 Subscribe to unlock calculation steps, formulas, and remove ads! ### 1.1.1 — 2025-07-02 We've added a Scalene Triangle Calculator! ### 1.1.0 — 2025-06-20 We've added a Scalene Triangle Calculator! ### 1.0.4 — 2025-03-14 Love the app? Now you can rate and review it directly from within the app! 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User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-09.*