LinearSolver vs Derivative
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LinearSolver
Solve systems of linear equations with multiple variables using two distinct methods. Input your equations, select a solving technique, and view detailed step-by-step solutions. Ideal for students and professionals needing quick and accurate calculations.
- Solves systems of linear equations
- Supports n variables
- Gaussian elimination method
- Cramer's rule method
- Detailed solution steps
- User-friendly input interface
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LinearSolver is an app that designed to solve systems of linear equations with n variables. You enter equations in the field, then choose solving method and press a button «Solve». Then program solves your linear system. There are two methods for solving: Gaussian elimination and Cramer's rule. For more intelligibility enable the «detailed solution».
Derivative
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The DerivativeCalculus is a simple but elegant app to find the derivatives of complex multivariable functions. You can find the partial derivatives of a multivariate function and share it with others or save it locally. You can create a beautiful high quality partial derivative tree and share it with others or save it locally. Derivatives are shown in beautifully written mathematical expression It automatically saves your hard work locally on your device so you can come back and pick up from where you left off as your great effort will not be lost. This app also has a Study page to help you learn important differentiation rules like, product rule, chain rule, quotient rule, ect. This app is perfect for students learning calculus. Sharpen you brain by using this app and learning about the calculus. This is an app for all student groups. From high school to college to university students. Be creative. Enjoy the app!
Screenshots
Verdict
The clearest difference is update cadence: Derivative at monthly against LinearSolver's every 39 months. LinearSolver's advantage is iOS requirement (12.0 vs 15.1). 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
LinearSolver costs $1.99 and Derivative $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
LinearSolver ships an update every 39 months, Derivative monthly. The most recent releases landed on September 22, 2026 and August 16, 2026 respectively.
| Parameter | LinearSolver | Derivative |
|---|---|---|
| Price | $1.99 | $1.99 |
| Rating | 3.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 39 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 8 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexander Gurzhiev | Om Prakash Chapagain |
In-app purchases
LinearSolver
No in-app purchases
Derivative
No in-app purchases
Questions
Is LinearSolver free?
Is Derivative free?
Do LinearSolver or Derivative have ads?
Which is updated more often, LinearSolver or Derivative?
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