Comparison

Quadratic Equation Roots vs Linear Algebra

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

Head to head
About

Quadratic Equation Roots

Easily find the zeros of a function using the pq formula. Input values for p and q, and the app calculates the solution. Features include a history of calculations and the ability to share results.

Highlights
  • PQ formula calculation
  • Input p and q values
  • History of calculations
  • Shareable solutions
  • Fraction input support
  • Ad removal option
Features
Read full description

Get your homework done instantly. Prepare for exams stress-free. Free, complete step-by-step solutions. Calculate roots using the pq formula (x² + px + q). HOW IT WORKS Enter your values in the correct fields and get started. You’ll 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, such as: - which features are used - how many solutions are generated This helps us improve. We cannot draw any conclusions about you. COSTS 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 - introduction to the app CONTACT Questions and feedback via Discord or directly in the app review.

About

Linear Algebra

Features
Read full description

Linear Algebra - Matrix Solver is a powerful and easy-to-use tool for calculating matrices, determinants, and vector operations — perfect for students, engineers, and anyone who works with linear algebra in study or professional tasks. The app performs step-by-step calculations with detailed solutions using the correct formulas. You can work with matrices up to 5×5 and vectors in 2D or 3D. Each calculator includes a brief theoretical overview to help you understand the concept behind the operation. It also includes a random number generator to instantly create practice problems with random values. Available in 8 languages: English, French, German, Italian, Portuguese, Spanish, Russian, Ukrainian. Whether you're learning, teaching, or solving real-world problems, Linear Algebra app helps you get accurate results quickly and understand the math behind them. The application perform following operations with matrices: • Matrix addition • Matrix subtraction • Matrix scalar multiplication • Matrix square • Matrix multiplication • Matrix transposition Determinant calculations: • Calculation of the determinant using the Sarrus method • Calculation of the determinant using the Laplace method Vector operations: • Vector Length • Vector coordinates by two points • Vectors addition • Vectors subtraction • Scalar and vector multiplication • Scalar product of vectors • Cross product of vectors • Mixed (scalar) triple product • Angle between two vectors • Projection of a vector onto another vector • Direction cosines • Collinear vectors • Orthogonal vectors • Coplanar vectors • Area of triangle formed by vectors • Area of a parallelogram formed by vectors • Volume of pyramid formed by vectors • Volume of a parallelepiped formed by vectors Download now and simplify your linear algebra work!

Screenshots

Quadratic Equation Roots4 screens
Linear Algebra4 screens

Verdict

The call

The clearest difference is in-app purchases: Linear Algebra at none against Quadratic Equation Roots's 8. Quadratic Equation Roots's advantage is ads (none vs shown) and update cadence (fortnightly vs every 6 weeks). 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. Quadratic Equation Roots sells 8 one-off in-app purchases. Linear Algebra asks for nothing beyond the download.

UpkeepUpdate frequency

Quadratic Equation Roots ships an update fortnightly, Linear Algebra every 6 weeks. The most recent releases landed on September 14, 2026 and September 16, 2026 respectively.

Scorecard3 real differences · 7 level
Quadratic Equation Roots versus Linear Algebra: the parameters behind the verdict, then further details
ParameterQuadratic Equation RootsLinear Algebra
PriceFreeFree
Rating4.3 (6 ratings) — better—
Positive reviews75.0% of reviews—
Number of ratings6 — better—
Update frequencyFortnightly — betterEvery 6 weeks
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size179 MB8 MB
Age rating4+4+
DeveloperGlindemann, Sennoun, Langer GbRALG Software Lab

In-app purchases

8 purchases

Quadratic Equation Roots

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

Linear Algebra

No in-app purchases

Questions

Is Quadratic Equation Roots free?
Quadratic Equation Roots is free to download, with in-app purchases available.
Is Linear Algebra free?
Linear Algebra is free to download, with no in-app purchases.
Do Quadratic Equation Roots or Linear Algebra have ads?
Linear Algebra shows ads; Quadratic Equation Roots does not.
Which is updated more often, Quadratic Equation Roots or Linear Algebra?
Quadratic Equation Roots ships an update fortnightly, and Linear Algebra every 6 weeks. Most recently, Quadratic Equation Roots was updated on September 14, 2026 and Linear Algebra on September 16, 2026.

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