Comparison

Ratio & Proportion Calculator vs Proportion Solver

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

Head to head
About

Ratio & Proportion Calculator

Easily solve proportion problems by entering three of the four variables. This app provides detailed step-by-step solutions and saves all your calculations in a history for later review. Fractions, decimals, and constants are supported.

Highlights
  • Solve proportions with 3 variables
  • Detailed solution steps
  • Calculation history
  • Supports fractions and decimals
  • Option to remove ads
Features
Read full description

Finish homework instantly. Prepare for exams stress-free. Free, complete step-by-step solutions. Enter your values and calculate the missing value of a proportion. HOW IT WORKS Enter your values in the correct fields and get started. You receive the solution instantly and can share it with friends or classmates. YOUR PERSONAL DATA We don’t need it. Only anonymized data is collected, for example: - which features are used - how many solutions are generated This helps us improve. We cannot draw any conclusions about you. COST Everything is free to use. 24/7 access to your solutions. All solution steps always remain complete. If you need many solutions in a short time, various purchase options are available. EXTRAS - curated learning videos - feedback on incorrect inputs - manage your own solutions - app introduction CONTACT Questions and feedback via Discord or directly in the app review.

About

Proportion Solver

This app provides step-by-step solutions for mathematical proportions. It's designed for students and math enthusiasts to learn, practice, and simplify calculations with an intuitive interface and theoretical resources.

Highlights
  • Automatic proportion solving with steps
  • Theory cards for understanding
  • Advanced math keyboard
  • Intuitive interface
  • Integrated learning
  • Supports all proportion types
Features
Read full description

Turn your device into the perfect math study companion. "Proportion Solver" is the ultimate app that guides you through solving proportions, 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: the app shows you all the logical steps in detail to find the unknown in simple or continuous proportions, whether with whole numbers, fractions, or decimals. It's the perfect tool to understand your mistakes, learn the correct method, and get fully prepared for homework and exams. ▶ PROPORTIONS WITH SUM AND DIFFERENCE The app includes a dedicated section exclusively for solving proportions that feature sums or differences. The system automatically applies the addition and subtraction properties, clearly showing you the entire process to reach the result without any confusion. ▶ INTEGRATED MATH KEYBOARD Use our dedicated interface, designed to be incredibly simple and intuitive. Easily type the unknown, fractions, repeating decimals, and parentheses smoothly and quickly, having only the keys you truly need right at your fingertips. ▶ THEORY AND RULES ALWAYS AT HAND Having a memory lapse? Review fundamental principles, the fundamental property of proportions, and solving methods 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 proportions. ▶ CONSTANT UPDATES AND SUPPORT The app is regularly updated to always offer you the best performance and new features. Download "Proportion Solver" today and take your math skills to the next level!

Screenshots

Ratio & Proportion Calculator3 screens
Proportion Solver4 screens

Verdict

The call

The clearest difference is rating: Ratio & Proportion Calculator at 4.7 against Proportion Solver's 3.0. Ratio & Proportion Calculator also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 6 weeks). Proportion Solver's advantage is in-app purchases (none vs 8). On price, device support and iOS requirement 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

Both are free to download. Ratio & Proportion Calculator sells 8 one-off in-app purchases. Proportion Solver asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Ratio & Proportion Calculator holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Ratio & Proportion Calculator has 16 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Ratio & Proportion Calculator ships an update every 3 weeks, Proportion Solver every 6 weeks. The most recent releases landed on August 26, 2026 and September 3, 2026 respectively.

Scorecard6 real differences · 4 level
Ratio & Proportion Calculator versus Proportion Solver: the parameters behind the verdict, then further details
ParameterRatio & Proportion CalculatorProportion Solver
PriceFreeFree
Rating4.7 (16 ratings) — better3.0 (2 ratings)
Positive reviews66.7% of reviews—
Number of ratings16 — better2
Update frequencyEvery 3 weeks — betterEvery 6 weeks
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size179 MB47 MB
Age rating4+4+
DeveloperGlindemann, Sennoun, Langer GbRFrancesco Varotti

Customer experience

Ratio & Proportion Calculator

All ratings16 ratings
Positive93.8%
Neutral0.0%
Negative6.3%
Written reviews9 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Proportion Solver

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

8 purchases

Ratio & Proportion Calculator

One-time8
  • +30 User Tokens$0.29
  • +1 Convenience Token / 6h, max. +2$0.59
  • +2 Convenience Tokens / 6h, max. +4$0.99
Show 5 more
  • +150 User Tokens$0.99
  • +300 User Tokens$1.49
  • +4 Convenience Tokens / 6h, max. +8$1.59
  • Remove Ads$1.99
  • Lifetime Access$1.99
None

Proportion Solver

No in-app purchases

Questions

Is Ratio & Proportion Calculator free?
Ratio & Proportion Calculator is free to download, with in-app purchases available.
Is Proportion Solver free?
Proportion Solver is free to download, with no in-app purchases.
Which has better reviews, Ratio & Proportion Calculator or Proportion Solver?
Ratio & Proportion Calculator is rated higher. Ratio & Proportion Calculator averages 4.7 out of 5 from 16 ratings, while Proportion Solver averages 3.0 from 2 ratings.
Do Ratio & Proportion Calculator or Proportion Solver have ads?
Proportion Solver shows ads; Ratio & Proportion Calculator does not.
Which is updated more often, Ratio & Proportion Calculator or Proportion Solver?
Ratio & Proportion Calculator ships an update every 3 weeks, and Proportion Solver every 6 weeks. Most recently, Ratio & Proportion Calculator was updated on August 26, 2026 and Proportion Solver on September 3, 2026.

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