Comparison

Triangle Solver vs Matoo8

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

Head to head
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!

About

Matoo8

Features
Read full description

A melhor coleção de exercícios para 8.º ano, organizados por temas, de acordo com as aprendizagens essenciais. Prepara-te para os testes de Matemática e para a prova final do ano letivo 2022/23. Com o Matoo8 podes: 1 - treinar a resolução de uma grande variedade de exercícios de Matemática, criteriosamente selecionados e organizados pelos conteúdos que compõem o programa de matemática do 8.º ano; 2 - colocar na lista de dúvidas os exercícios que não percebeste, para facilitar o esclarecimento dos mesmos por parte de um colega ou professor; 3 - obter uma avaliação pelo teu desempenho na resolução dos exercícios; 4 - trabalhar, de uma forma global, todos os conteúdos que aprendeste até ao momento, ou trabalhar apenas algum(ns) tema(s) específico(s); 5 - obter uma gestão eficaz dos exercícios resolvidos com sucesso e dos que ainda não conseguiste resolver. Na secção do PRATICAR, poderás treinar a resolução de uma grande variedade de exercícios de Matemática, organizados pelos seguintes temas: * Revisões * Dízimas finitas e infinitas periódicas * Dízimas infinitas não periódicas. Números reais * Potências de expoente inteiro * Notação científica * Teorema de Pitágoras * Áreas e volumes de sólidos geométricos * Vetores e translações * Isometrias * Função afim * Sequências e regularidades * Monómios e Polinómios * Equações de 1.º grau e incompletas de 2.º grau * Equações literais. Sistemas * Tratamento de dados. Diagrama de extremos e quartis Todas as informações do Matoo serão guardadas localmente no dispositivo, não sendo necessária uma ligação de Internet para que o programa funcione. Estás pronto para enfrentar o desafio de resolver todos os exercícios do Matoo8 ?

Screenshots

Triangle Solver4 screens
Matoo84 screens

Verdict

The call

The clearest difference is price: Triangle Solver at Free against Matoo8's $6.99. Triangle Solver also leads on update cadence (monthly vs every 12 months). Matoo8's advantage is ads (none vs shown) and iOS requirement (9.0 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; Matoo8 costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Triangle Solver ships an update monthly, Matoo8 every 12 months. The most recent releases landed on September 17, 2026 and May 15, 2026 respectively.

Scorecard4 real differences · 5 level
Triangle Solver versus Matoo8: the parameters behind the verdict, then further details
ParameterTriangle SolverMatoo8
PriceFree — better$6.99
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyMonthly — betterEvery 12 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.09.0 — better
Further details — not scored
Size47 MB42 MB
Age rating4+4+
DeveloperFrancesco VarottiAntonio Alves

In-app purchases

None

Triangle Solver

No in-app purchases

None

Matoo8

No in-app purchases

Questions

Is Triangle Solver free?
Triangle Solver is free to download, with no in-app purchases.
Is Matoo8 free?
Matoo8 costs $6.99, with no in-app purchases.
Do Triangle Solver or Matoo8 have ads?
Triangle Solver shows ads; Matoo8 does not.
Which is updated more often, Triangle Solver or Matoo8?
Triangle Solver ships an update monthly, and Matoo8 every 12 months. Most recently, Triangle Solver was updated on September 17, 2026 and Matoo8 on May 15, 2026.

Other comparisons