--- title: "Trigonometry Toolkit by CS - Reviews, Revenue and Downloads in South Africa | Apple App Store" description: "Trigonometry Toolkit helps students learn faster by combining visual tools, calculators, and practice in one clean app. Core tools: • Interactive Unit Circle: Drag and explore angles, sin/cos/tan val" --- # Trigonometry Toolkit by CS — South Africa > Learn Trig by Doing ![Trigonometry Toolkit by CS App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/7c/61/d5/7c61d53d-43f1-49ae-3d9a-0ae6ed6ab6a5/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png) **Developer:** [ChatStick Company](https://apptail.io/developer/chatstick-company-pZg) **Category:** Education **Rating:** N/A (0 ratings) **Price:** Free **Bundle ID:** com.chatvariety.Trigonometry-Toolkit **Store:** Apple App Store **Country:** South Africa **Version:** 1.0 (released 2026-03-15) **Original Release:** 2026-03-15 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/za/app/app/id6760443966) **AppTail Page:** [https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/south-africa](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/south-africa) ## Trigonometry Toolkit by CS Description Trigonometry Toolkit helps students learn faster by combining visual tools, calculators, and practice in one clean app. Core tools: • Interactive Unit Circle: Drag and explore angles, sin/cos/tan values, quadrants, reference angles, and exact values. • Right Triangle Solver: Solve sides, angles, area, and perimeter quickly. • General Triangle Solver (Premium): Solve SSS, SAS, ASA, AAS, and SSA (ambiguous case). • Degree/Radian Converter: Convert instantly in both directions. • Exact Value Finder: Check common exact trig values. • Trig Identities: Search and review identities with examples. • Graphing Tool: Plot trig functions and transformations. • Reference Angle, Coterminal, Arc Length & Sector Area calculators. Practice features: • Category-based quizzes with Easy / Medium / Hard levels. • Daily Challenge mode (5 mixed questions). • Performance insights: streak, best streak, attempts, and average accuracy. • Recent activity and continue-learning flow. Reference and study support: • Formula list with category filters and search. • Save favorites and review recent history. • Built-in reference pages for key identities and graph rules. Premium (one-time purchase): • Remove ads • General Triangle Solver • Advanced graphing options • Unlimited quizzes • Detailed explanations • Unlimited history and favorites • Access to premium identity sets and future premium updates Designed for learners, exam prep, and classroom support. ## Trigonometry Toolkit by CS Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/c9/ac/e8/c9ace8c5-d868-397e-c4d4-7e0dfff17f58/1.png/1290x2796.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e6/de/54/e6de54b0-7bf0-281a-21f1-54e8703e188d/2.png/1290x2796.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/69/e6/35/69e6359f-3782-1aba-234e-06978a10a365/4.png/1290x2796.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/67/20/6b/67206bf5-69c0-3a55-5d69-b67d7463a8c4/3.png/1290x2796.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/66/80/c8/6680c855-f46a-b29c-eac6-01bebcf9e0e7/6.png/1290x2796.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1a/1c/39/1a1c391b-4534-05f2-acb2-784c6b407638/8.png/1290x2796.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/8f/e6/7f/8fe67fbe-a53e-9c45-eb49-49381d2f70e0/7.png/1290x2796.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/62/f4/07/62f40728-65b9-5a11-8afc-ee419b8363eb/5.png/1290x2796.png) - [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/43/51/c5/4351c5ec-f10a-1f8a-8d1d-0ff23709634d/10.png/1290x2796.png) - [Screenshot 10](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/6c/72/0a/6c720ab4-3ef2-1f12-8676-248aef457faf/9.png/1290x2796.png) ## Trigonometry Toolkit by CS In-App Purchases | Item | Price | |------|-------| | Unlock All Features + Remove Ads | 39.99 R | ## Trigonometry Toolkit by CS Available In - [Azerbaijan](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/azerbaijan) - [Bahrain](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/bahrain) - [Belarus](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/belarus) - [Canada](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/canada) - [Estonia](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/estonia) - [Hungary](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/hungary) - [Israel](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/israel) - [Jordan](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/jordan) - [Kuwait](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/kuwait) - [Lebanon](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/lebanon) - [Nigeria](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/nigeria) - [Norway](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/norway) - [Nepal](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/nepal) - [New Zealand](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/new-zealand) - [Oman](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/oman) - [Pakistan](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/pakistan) - [Poland](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/poland) - [Qatar](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/qatar) - [Romania](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/romania) - [Thailand](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/thailand) - [United States](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/united-states) - [South Africa](https://apptail.io/app/trigonometry-toolkit-by-cs-xaYy/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. 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