Mass Molarity Calculator vs Matrix Calc Plus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mass Molarity Calculator
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Mass Molarity Calculator is a useful tool that allows you to calculate the mass of a compound required to prepare a solution of known volume and concentration. An example of a molarity calculation using the Mass Molarity Calculator: What is the mass of the compound required to make a 10 mM stock solution in 10 ml of water, given that the molecular weight of the compound is 197.13 g/mol? How to calculate mass: Mass (m) is the amount of matter present in a substance. The value is constant and, unlike weight, is not affected by gravity. Mass, molar concentration, volume, and formula weight are related to each other. The Mass Molarity Calculator is based on the following equation: Mass (g) = Concentration (mol/L) * Volume (L) * Formula Weight (g/mol) Formula weight (F.W.) is the sum of the atomic weights of all atoms in a given empirical formula. For example, Sodium chloride (NaCl) has one atom of sodium (Na) and one atom of chlorine (Cl). The atomic weight of sodium is 22.99 g/mol, and chlorine is 35.45 g/mol. Therefore, the formula weight of NaCl is 58.44 g/mol (22.99 g/mol + 35.45 g/mol). The included chemical elements are listed by atomic mass for fast reference. The table includes Atomic number, Atomic Mass, Symbol, and Chemical Element name. Molar concentration is the amount of a solute present in one unit of a solution. Its units are mol/L, mol/dm3, or mol/m3. “Molar concentration” is also known as “molarity” and can be denoted by the unit M, molar. If we want to prepare 1 L of 0.5 M sodium chloride solution, then as per the formula, we require 29.22 g of sodium chloride (0.5 mol/L * 1L * 58.44 g/mol = 29.22 g). The Mass Molarity Calculator tool calculates the mass of the compound required to achieve a specific molar concentration and volume. Thanks for your support, and do visit nitrio.com for more apps for your iOS devices.
Matrix Calc Plus
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Matrix Calculator is a math calculator designed to solve matrix operations. It allows you to perform matrix operations on two matrices, including addition, subtraction, multiplication, and division, quickly and easily. Features: • Supports matrix addition, subtraction, multiplication, and division. • Generates matrices in LaTeX format, which can be saved as images to your camera roll. • Matrices in array mode can be copied easily. • Customizable font and background colors. • Adjustable font size and type. • Option to display the full matrix operation or the result only. • Includes a matrix reference guide. • Works seamlessly on both iPhone and iPad. • Lightweight, compact app optimized for everyday use. • Ad-free and built with privacy in mind. In mathematics, a matrix (plural: matrices) is a rectangular array or table of numbers, symbols, or expressions arranged in rows and columns. It is used to represent a mathematical object or describe properties of such objects. Matrix Operations: Adding or Subtracting Two Matrices: A matrix A with 3 rows and 5 columns can be added to another matrix B of the same dimensions (3 rows and 5 columns). To perform addition or subtraction, the two matrices must have the same size, meaning the rows and columns must match. Multiplying Two Matrices: To multiply an m×n matrix by an n×p matrix, the number of columns in the first matrix (n) must equal the number of rows in the second matrix (n). The resulting matrix will have dimensions m×p: m×n×n×p=m×p Dividing Two Matrices: Matrix division is defined as: A/B = A × (1/B) = A × B⁻¹ Where B⁻¹ is the inverse of matrix B. Thank you for your support! Visit nitrio.com for more apps for your iOS devices.
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Verdict
The clearest difference is iOS requirement: Mass Molarity Calculator at 13 against Matrix Calc Plus's 18.2. On price, update cadence, ads and in-app purchases 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
Mass Molarity Calculator costs $2.99 and Matrix Calc Plus $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Mass Molarity Calculator ships an update every 29 months, Matrix Calc Plus every 26 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.
| Parameter | Mass Molarity Calculator | Matrix Calc Plus |
|---|---|---|
| Price | $2.99 | $2.99 |
| Update frequency | Every 29 months | Every 26 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13 — better | 18.2 |
| Further details — not scored | ||
| Size | 1 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Nitrio | Heng Jia Liang |
In-app purchases
Mass Molarity Calculator
No in-app purchases
Matrix Calc Plus
No in-app purchases
Questions
Is Mass Molarity Calculator free?
Is Matrix Calc Plus free?
Do Mass Molarity Calculator or Matrix Calc Plus have ads?
Which is updated more often, Mass Molarity Calculator or Matrix Calc Plus?
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