Comparison

Calculus Formulas vs SimpleTools

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

Head to head
About

Calculus Formulas

Features
Read full description

CalcRef is the complete calculus reference and study tool built for students. Whether you are preparing for AP Calculus, college exams, or reviewing core concepts, CalcRef puts every formula, table, and practice tool you need in one offline app. FORMULAS Browse over 100 calculus formulas across 8 topics: Limits and Continuity, Derivatives, Applications of Derivatives, Integrals, Techniques of Integration, Applications of Integrals, Sequences and Series, and Parametric, Polar, and Vectors. Every formula includes LaTeX-rendered notation, a plain-language description, conditions for use, and variable definitions. Computational formulas include a built-in calculator with step-by-step solutions. REFERENCE TABLES Six tables provide instant access to the essentials: - Derivative Rules (power, trig, exponential, logarithmic, inverse trig) - Integral Formulas (standard antiderivatives with conditions) - Trigonometric Identities (Pythagorean, double angle, half angle, sum/difference) - Convergence Tests (ratio, root, integral, comparison, alternating series) - Maclaurin Series (common expansions with convergence intervals) - Unit Circle (sin, cos, tan at standard angles in degrees and radians) PRACTICE Test your knowledge with flashcard-style quizzes. Each round presents 10 cards from a chosen topic or a mix of all topics. Flip to reveal each formula, mark it correct or missed, and review your score. Track your progress over time with per-topic stats and quiz history. TOOLS A unit converter covering 16 categories (length, area, volume, mass, force, pressure, temperature, energy, power, velocity, acceleration, density, viscosity, torque, flow rate, and angle) is accessible from any screen. A database of mathematical constants provides precise values for pi, e, the golden ratio, and more. BUILT FOR STUDYING Bookmark formulas to Favorites for quick access. Search finds any formula or constant as you type. Calculation history logs every result. Create and save your own custom formulas. Choose dark or light theme, set decimal precision, and toggle scientific notation. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SimpleTools

Instantly solve physics problems with AI-powered, step-by-step explanations. Simply scan a physics problem with your device's camera to receive a clear, structured solution in seconds. Ideal for students and parents seeking to understand problem-solving methods.

Highlights
  • AI-powered physics problem solving
  • Photo scanning for problem input
  • Step-by-step solution explanations
  • Covers mechanics, forces, energy, electricity, and more
  • Unlimited solutions with premium subscription
  • Free daily problem solving
Features
Read full description

Solve physics problems instantly with AI-powered step-by-step explanations. Take a photo of any physics problem and get a clear, structured solution in seconds. Whether you’re a student preparing for exams or a parent helping with homework, SimpleTools: Physics Solver helps you understand how to solve problems - not just get answers. What you can solve: • Mechanics and motion problems • Forces and Newton’s laws • Energy and work calculations • Kinematics equations • Electricity and circuits • Waves and optics • Physics homework tasks How it works: 1. Take a photo of your physics problem 2. Our AI analyzes it 3. Receive a detailed step-by-step solution Free & Premium: Free users can solve only one problem per day. Premium subscription unlocks: • Unlimited AI-powered solutions • Unlimited scans • Full step-by-step explanations Subscriptions are available weekly and yearly. A free trial is available for new yearly subscribers. Subscription Terms: Payment will be charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Terms of Use: https://simpletools-apps.com/terms Privacy Policy: https://simpletools-apps.com/privacy

Screenshots

Calculus Formulas4 screens
SimpleTools4 screens

Verdict

The call

The clearest difference is iOS requirement: Calculus Formulas at 15.1 against SimpleTools's 17. On price, ads, 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

Both are free to download. Calculus Formulas sells 3 in-app purchases, starting at $2.99 per 7 days and SimpleTools sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
Calculus Formulas versus SimpleTools: the parameters behind the verdict, then further details
ParameterCalculus FormulasSimpleTools
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequency—Weekly
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17
Further details — not scored
Size48 MB17 MB
Age rating4+4+
DeveloperMobin AkhterYevhenii Kniaziev

In-app purchases

3 purchases

Calculus Formulas

Subscriptions2
  • Weekly Premium$2.997 Days
  • CalcRef Yearly Premium$24.991 Year
One-time1
  • CalcRef Premium Lifetime$44.99
2 purchases

SimpleTools

Subscriptions2
  • Premium Weekly$4.997 Days
  • Premium Yearly$29.991 Year

Questions

Is Calculus Formulas free?
Calculus Formulas is free to download, with in-app purchases available.
Is SimpleTools free?
SimpleTools is free to download, with in-app purchases available.
Do Calculus Formulas or SimpleTools have ads?
Neither Calculus Formulas nor SimpleTools shows ads.

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