Comparison

FX Calculus Problem Solver vs Derivative Calculator Solver

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

Head to head
About

FX Calculus Problem Solver

Solve calculus homework and textbook problems with this comprehensive math software. It offers animated solution steps, a scientific and graphing calculator, and an intuitive editor for typing in your own problems. Ideal for students preparing for exams.

Highlights
  • Animated step-by-step solutions
  • Scientific calculator
  • Graphing calculator
  • Automatic problem solving
  • Math problem expression editor
  • Over 1,000 sample problems
Features
Read full description

Will guide you how to solve your Calculus homework and textbook problems, anytime, anywhere. FX Calculus Solver is a comprehensive math software, based on an automatic mathematical problem solving engine, and ideal for students preparing term math exams, ACT, SAT, and GRE: - Over 1,000 sample math problems and fully animated solution steps - Scientific calculator supported - Graphing calculator supported - Automatic problem solving and generation of fully animated step-by-step procedures for problems typed in by users - User friendly math problem expression editor (WYSIWYG mode) Math Solver covers problems at the level of College Algebra, Pre-Calculus and Calculus courses: - Matrix - Equations, system of equations - Inequalities - Function - Graphing - Limit - Differentiation - Integration

About

Derivative Calculator Solver

This app calculates the derivative of mathematical functions, providing step-by-step solutions and geometrical interpretations. It supports complex functions and offers an advanced keyboard for various mathematical operations. Results can be downloaded as a PDF.

Highlights
  • Derivative calculation
  • Step-by-step solutions
  • Geometrical interpretation
  • Advanced keyboard
  • PDF download
  • Offline functionality
Features
Read full description

Use this limit derivative calculator app to calculate derivative of a function perfectly. Differentiation involves the changing rate of a function with respect to a certain variable. Subject to a simple-to-use differentiation calculator to differentiate a function properly. Example: Suppose if a car is running at a particular velocity with respect to the time and suddenly it changes. This change is acceleration and acts as the derivative of the velocity function by means of time. Our online derivative finder immediately resolves such instant changes and displays results on your screen. Geometrical Interpretation Of Derivative: In geometry, the differentiation refers to the slope of a line. This particular line lies on the tangent of the curve. You can easily enter a function of the line in this derivatives calculator. How To Calculate Derivative Of Complex Functions: This d/dx calculator provides you with an edge of determining the variations in the complicated functions by means of no time. Infact, you can also calculate derivative step by step at any certain point with the help of the online derivatives calculator app. How calculus derivative calculator works? Enter the function in the menu bar Select the4 variable with respect to which you want to determine the derivative of the given function Select the number of repetitions upto level 5 Tap the calculate button Features Of Online Differential Calculator: User-Friendly Interface Advanced keyboard for entering trigonometric and logarithmic functions Available online as well as offline 100% Absolute Results Free Downloadable PDF File of final results with detailed steps involved Step-By-Step Calculations Easy to use So grab this free derivative calculator and determine the deviations of simpler or even complex functions immediately. Privacy Policy: https://calculator-online.net/privacy-policy/ Terms of Service: https://calculator-online.net/terms-of-service/

Screenshots

FX Calculus Problem Solver4 screens
Derivative Calculator Solver4 screens

Verdict

The call

The clearest difference is rating: Derivative Calculator Solver at 4.3 against FX Calculus Problem Solver's 3.4. FX Calculus Problem Solver's advantage is in-app purchases (none vs 1) and ratings volume (78 vs 12). On price, update cadence, ads and monetization model 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. Derivative Calculator Solver sells 1 one-off in-app purchase. FX Calculus Problem Solver asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Derivative Calculator Solver holds the better App Store score, 4.3 against 3.4. That said, the two scores are not equally well evidenced: FX Calculus Problem Solver has 78 ratings behind it against 12, so its average is the more settled of the two.

UpkeepUpdate frequency

FX Calculus Problem Solver ships an update every 5 months, Derivative Calculator Solver every 7 months. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

Scorecard4 real differences · 6 level
FX Calculus Problem Solver versus Derivative Calculator Solver: the parameters behind the verdict, then further details
ParameterFX Calculus Problem SolverDerivative Calculator Solver
PriceFreeFree
Rating3.4 (78 ratings)4.3 (12 ratings) — better
Positive reviews48.5% of reviews—
Number of ratings78 — better12
Update frequencyEvery 5 months — betterEvery 7 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.6
Further details — not scored
Size35 MB39 MB
Age rating4+4+
DeveloperEuclidus IncAsad Ahsan

Customer experience

FX Calculus Problem Solver

All ratings77 ratings
Positive57.1%
Neutral11.7%
Negative31.2%
Written reviews66 reviews
Positive48.5%
Neutral10.6%
Negative40.9%

Derivative Calculator Solver

All ratings12 ratings
Positive83.3%
Neutral8.3%
Negative8.3%

Bugs and requests

FX Calculus Problem Solver

Reported bugs

15 issues
  • App crashes when launching animated solutions board
  • App crashes after solving 2-3 operations
  • App freezes when clicking solve button
  • App crashes when hitting solve button
  • App stops working after paying for premium
Show 10 more
  • App asks for Apple ID password repeatedly after purchase
  • App gives wrong answers for simple differential problems
  • App crashes when trying more complicated integrals
  • Menus won't unexpand
  • App crashes on iPhone 6 plus
  • App freezes when creating big complex functions
  • Trig functions needed were not there
  • Keeps saying input was wrong or couldn't be calculated
  • Distributing ln across addition function incorrectly
  • Cannot graph more than half of the equations

Requested features

11 requests
  • Add summation functionality
  • Add trigonometry functions and equations
  • Add camera recognition for problems
  • Add curve fitting feature
  • Add INC and DEC coordinates on graph
Show 6 more
  • Add MiN and Maxima to graph
  • Add dy/dx button for implicit differentiation
  • Add tutorial on how to use the app
  • Improve cube root input method
  • Add dark mode option
  • Allow saving keyboard layout

Derivative Calculator Solver

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

FX Calculus Problem Solver

No in-app purchases

1 purchases

Derivative Calculator Solver

One-time1
  • Derivative Calculator Premium$4.99

Questions

Is FX Calculus Problem Solver free?
FX Calculus Problem Solver is free to download, with no in-app purchases.
Is Derivative Calculator Solver free?
Derivative Calculator Solver is free to download, with in-app purchases available.
Which has better reviews, FX Calculus Problem Solver or Derivative Calculator Solver?
Derivative Calculator Solver is rated higher. FX Calculus Problem Solver averages 3.4 out of 5 from 78 ratings, while Derivative Calculator Solver averages 4.3 from 12 ratings.
Do FX Calculus Problem Solver or Derivative Calculator Solver have ads?
Neither FX Calculus Problem Solver nor Derivative Calculator Solver shows ads.
Which is updated more often, FX Calculus Problem Solver or Derivative Calculator Solver?
FX Calculus Problem Solver ships an update every 5 months, and Derivative Calculator Solver every 7 months. Most recently, FX Calculus Problem Solver was updated on September 20, 2026 and Derivative Calculator Solver on September 22, 2026.

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