Comparison

PhysicsCompany LearnX vs Derivative Master by ChatStick

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

Head to head
About

PhysicsCompany LearnX

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Get Personalized Learning Outcomes for everyone. An in-depth performance analysis, where you can know your strong and weak points, your all India rank, your state rank etc. You will also get a virtual tutor who is completely dedicated to bringing out the best in you. It will prioritize your concepts, chapters, topics, and questions through machine learning. Get this innovative learning experience only on Physics Company Test Series!!

About

Derivative Master by ChatStick

Features
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Derivative Master is the all-in-one calculus companion for high school and college students learning differentiation. From your first power rule to chain rule mastery, every derivative is solved step by step โ€” with the exact rule highlighted at each move. Whether you're prepping for AP Calculus, Calc 1, or a final exam, Derivative Master replaces hours of confusion with clear, color-coded explanations, hands-on practice, and gamified progress tracking. WHY STUDENTS LOVE DERIVATIVE MASTER โ€ข Step-by-step symbolic solver โ€” type any function and see every derivation step with the rule applied โ€ข 11 differentiation rules library โ€” Power, Chain, Product, Quotient, Sum, Constant, Trig, Exponential, Logarithm, and more, each with worked examples and common mistakes โ€ข Daily Challenge โ€” a new problem every day to build a streak โ€ข Practice mode โ€” Easy, Medium, and Hard problems with hints, instant feedback, and rule identification โ€ข Concept articles โ€” short, focused lessons on limits, tangent lines, optimization, notation, and the meaning of a derivative โ€ข Achievements & streaks โ€” 12 badges to earn as you level up โ€ข Smart calculator โ€” full math keypad with sin, cos, tan, ln, e^x, ฯ€, and powers โ€ข Save and revisit โ€” keep history of solved problems for quick review PREMIUM FEATURES Unlock the full experience: โ€ข Interactive Graph Plotter โ€” see f(x) and f'(x) side by side on the same axes โ€ข Full Quiz Mode โ€” timed multiple-choice exams with explanations โ€ข Unlimited Favorites โ€” star derivatives for instant recall โ€ข Unlimited History โ€” never lose a worked problem โ€ข Ad-free experience DESIGNED FOR LEARNING Derivative Master isn't just a calculator โ€” it's a tutor. Each step explains WHICH rule was applied and WHY, so you build real understanding instead of memorizing answers. The color-coded interface, clean math typography, and gentle gamification make studying calculus genuinely enjoyable. PERFECT FOR โ€ข AP Calculus AB & BC students โ€ข College Calculus 1 students โ€ข Engineering, physics, and economics majors brushing up on derivatives โ€ข High school students starting differential calculus โ€ข Anyone who wants to truly understand derivatives, not just compute them WHAT'S INSIDE โ€” Step-by-step derivative solver with symbolic engine โ€” 11-rule reference library with formulas and examples โ€” Daily Challenge problem (changes every day) โ€” Tiered practice problems (Easy / Medium / Hard) โ€” 6 concept articles on calculus fundamentals โ€” Interactive function & derivative graph plotter โ€” Full quiz mode with scoring and explanations โ€” 12 achievements & streak tracking โ€” Custom calculator with trig, log, exponential, and constants โ€” History and favorites for quick review Download Derivative Master today and turn calculus from confusing into conquered.

Screenshots

PhysicsCompany LearnX4 screens
Derivative Master by ChatStick4 screens

Verdict

The call

The clearest difference is ads: PhysicsCompany LearnX at none against Derivative Master by ChatStick's shown. PhysicsCompany LearnX also leads on iOS requirement (15.5 vs 26.2). On price, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. PhysicsCompany LearnX sells 10 one-off in-app purchases and Derivative Master by ChatStick sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scorecard2 real differences ยท 3 level
PhysicsCompany LearnX versus Derivative Master by ChatStick: the parameters behind the verdict, then further details
ParameterPhysicsCompany LearnXDerivative Master by ChatStick
PriceFreeFree
AdsNo โ€” betterYes
In-app purchasesYesYes
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS15.5 โ€” better26.2
Further details โ€” not scored
Size146 MB10 MB
Age rating4+4+
DeveloperOnline LearningChatStick Company Limited

In-app purchases

10 purchases

PhysicsCompany LearnX

One-time10
  • Package - AR$29.99
  • Package - AV$34.99
  • Package - AY$39.99
Show 7 more
  • Package - AW$39.99
  • Package - BA$39.99
  • Package - BD$39.99
  • Package - BE$44.99
  • Package - BF$49.99
  • Package - BG$49.99
  • Package - BH$49.99
1 purchases

Derivative Master by ChatStick

One-time1
  • Unlock All Features$2.99

Questions

Is PhysicsCompany LearnX free?
PhysicsCompany LearnX is free to download, with in-app purchases available.
Is Derivative Master by ChatStick free?
Derivative Master by ChatStick is free to download, with in-app purchases available.
Do PhysicsCompany LearnX or Derivative Master by ChatStick have ads?
Derivative Master by ChatStick shows ads; PhysicsCompany LearnX does not.

Other comparisons