Comparison

Triangles vs Triangle Solver

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

Head to head
About

Triangles

Features
Read full description

Explore geometry and understand triangular shapes. A fun reference game to learn about triangles and their properties. We take your privacy very seriously. This application: - Does not collect information - Does not contain advertising - Does not contain in-app purchases - Does not use analytics / data collecting tools - Does not link to social networks

About

Triangle Solver

This app provides step-by-step solutions for triangle calculations and angle conversions. It includes practice exercises, a trigonometry formula sheet, and an integrated math keyboard for easy input. Ideal for students and professionals needing to master triangle properties.

Highlights
  • Step-by-step triangle calculations
  • Angle conversion
  • Practice trigonometry exercises
  • Trigonometry formula sheet
  • Integrated math keyboard
Features
Read full description

Turn your device into the perfect study companion for geometry and trigonometry. "Triangle Solver" is the ultimate app that guides you through solving triangles, helping you understand the logic behind the numbers and always get the right results. Here's everything our app can do for you: ▶ STEP-BY-STEP SOLUTIONS Get the solution in an instant. But we don't stop at the final result: input any 3 values, and the app will completely solve any type of triangle, showing you all the logical steps in detail. Find key values like sides, angles (in DEG, GON, and RAD formats), area, and perimeter, all the way to advanced values like altitudes, inradius, and circumradius. It's the perfect tool to learn the correct method and get fully prepared for homework and exams. ▶ ANGLE CONVERSION The app includes a dedicated section for quick and accurate conversion of angle measurements. Easily switch between units: the system supports decimal degrees (DEG), gradians (GON), radians (RAD), and degrees, minutes, and seconds (DMS). ▶ INTEGRATED MATH KEYBOARD Use our dedicated interface, designed to be incredibly simple and intuitive. Smoothly and quickly type in your values, having only the keys you truly need right at your fingertips. ▶ GUIDED EXERCISES FOR PRACTICE Test your skills with a rich library of ready-to-solve triangle problems, sorted by difficulty and complete with detailed solutions, so you can strengthen your math foundation whenever you want. ▶ FORMULA SHEET ALWAYS AT HAND Having a memory lapse? Review fundamental principles, basic theorems, and all the formulas for solving triangles right in the app. Everything you need to know about the topic is in one place. ▶ CLEAN INTERFACE AND DARK THEME No complications. The UI is simple, intuitive, and includes an elegant dark theme, specifically optimized to prevent eye strain during your evening study sessions. ▶ GUARANTEED RELIABILITY Our algorithms are tested and highly optimized to ensure accurate and instant calculations every time, even for the most complex geometric and trigonometric problems. ▶ CONSTANT UPDATES AND SUPPORT The app is regularly updated to always offer you the best performance and new features. Download "Triangle Solver" today and take your math skills to the next level!

Screenshots

Triangles3 screens
Triangle Solver4 screens

Verdict

The call

The clearest difference is price: Triangle Solver at Free against Triangles's $1.99. Triangle Solver also leads on update cadence (monthly vs every 21 months). Triangles's advantage is ads (none vs shown) and iOS requirement (11.0 vs 15.0). 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

Triangle Solver is free to download; Triangles costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Triangles ships an update every 21 months, Triangle Solver monthly. The most recent releases landed on September 22, 2026 and September 3, 2026 respectively.

Scorecard4 real differences · 5 level
Triangles versus Triangle Solver: the parameters behind the verdict, then further details
ParameterTrianglesTriangle Solver
Price$1.99Free — better
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 21 monthsMonthly — better
AdsNo — betterYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size14 MB47 MB
Age rating4+4+
DeveloperTOUCHSCREEN LEARNING LTDFrancesco Varotti

In-app purchases

None

Triangles

No in-app purchases

None

Triangle Solver

No in-app purchases

Questions

Is Triangles free?
Triangles costs $1.99, with no in-app purchases.
Is Triangle Solver free?
Triangle Solver is free to download, with no in-app purchases.
Do Triangles or Triangle Solver have ads?
Triangle Solver shows ads; Triangles does not.
Which is updated more often, Triangles or Triangle Solver?
Triangles ships an update every 21 months, and Triangle Solver monthly. Most recently, Triangles was updated on September 22, 2026 and Triangle Solver on September 3, 2026.

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