Civil Engineering Pack vs Mass Molarity Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Civil Engineering Pack
This comprehensive tool offers over 500 calculations for civil engineering disciplines. It covers structural design, concrete, beams, hydraulics, foundations, surveying, soil mechanics, road construction, timber, and bridges. Supports both SI and Imperial units.
- Over 500 civil engineering calculations
- 12 comprehensive modules
- Structural, concrete, and beam engineering
- Hydraulics and waterworks analysis
- Surveying and soil mechanics tools
- Road, timber, and bridge construction design
- SI and Imperial unit support
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Complete civil engineering toolkit with 12 modules, 500+ calculations, engineering references, saved history, and PDF report sharing — supporting both SI and USCS units. Perform advanced calculations across structural engineering, concrete design, hydraulics, soil mechanics, beam analysis, surveying, foundations, road construction, timber engineering, bridge engineering, and more. NEW REFERENCE LIBRARY Access integrated engineering references directly inside the app for faster design checks and field calculations: • Steel sections, ASTM/AISC material grades, rebar grades, and concrete mix classes • Beam and structural engineering references • Hydraulics and hydrology references including fluid properties, pipe materials, runoff coefficients, channel linings, and pipe fittings • Soil and earthwork references • SI and USCS engineering reference systems • Quick searchable engineering standards and properties Structural Engineering (58 Calculators) • Calculate shear capacity, critical ratios, slenderness, and safety factors • Analyze compressive and flexural stresses for compact and non-compact sections • Design structural elements subjected to axial, shear, and flexural loading • AISC-based steel design calculations Concrete Engineering (56 Calculators) • Water-cement ratio and modulus of elasticity • Tensile and compressive strength calculations for beams and columns • Reinforcement stress analysis and extreme fiber stress calculations • Concrete mix references, rebar grades, and ACI design limits Beam Engineering (56 Calculators) • Beam stress, load, and deflection analysis • Bending moments, shear forces, and section modulus calculations • Multiple material and loading condition support • W-sections and steel section references included Hydraulics & Waterworks (94 Calculators) • Capillary rise, viscosity, and kinematic viscosity calculations • Hydrostatic and hydrodynamic pressure analysis • Bernoulli equation, flow velocity, head losses, and energy calculations • Fluid properties, pipe materials, runoff coefficients, and fitting references Column Construction (56 Calculators) • Slenderness ratio and axial load capacity • Effective length factor and stability analysis • Compression member design calculations • Stress and moment interaction checks Foundations & Piles • Pile capacity and settlement calculations • Stress distribution and soil bearing analysis • Load-bearing capacity evaluation for different soil conditions • Deep foundation engineering tools Surveying (33 Calculators) • Inclination and temperature corrections • Error propagation and probable error calculations • Survey measurement adjustment tools • Standard deviation analysis for survey data Soil Mechanics & Earthworks (60 Calculators) • Void ratio, porosity, and degree of saturation • Plasticity index and shrinkage index calculations • Relative density and compaction analysis • Soil property references and earthwork engineering tools Roads & Highway Construction (37 Calculators) • Circular and parabolic curve design • Radius, tangent, chord, and superelevation calculations • External distance and median line analysis • Highway geometric design tools Timber Engineering (55 Calculators) • Beam section and fiber stress analysis • Horizontal shear stress calculations • Radius of gyration and moment of inertia • Timber structural design calculations Bridge Engineering (58 Calculators) • Bridge load distribution and stress analysis • Dynamic load factor calculations • Truss, suspension, and beam bridge calculations • Moment and shear capacity analysis Unit Converters (32 Parameters) • Pressure, area, force, energy, velocity, and more • Fast SI ↔ Imperial conversions • Engineering-focused unit conversion tools
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.
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Verdict
The clearest difference is price: Mass Molarity Calculator at $2.99 against Civil Engineering Pack's $19.99. Mass Molarity Calculator also leads on iOS requirement (13 vs 16.0). Civil Engineering Pack's advantage is update cadence (every 8 months vs every 29 months). On 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
Civil Engineering Pack costs $19.99 and Mass Molarity Calculator $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Civil Engineering Pack ships an update every 8 months, Mass Molarity Calculator every 29 months. Both last shipped on November 6, 2026.
| Parameter | Civil Engineering Pack | Mass Molarity Calculator |
|---|---|---|
| Price | $19.99 | $2.99 — better |
| Rating | 4.3 (21 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 21 — better | — |
| Update frequency | Every 8 months — better | Every 29 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 16.0 | 13 — better |
| Further details — not scored | ||
| Size | 40 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | V PUGAZHENTHI | Nitrio |
In-app purchases
Civil Engineering Pack
No in-app purchases
Mass Molarity Calculator
No in-app purchases
Questions
Is Civil Engineering Pack free?
Is Mass Molarity Calculator free?
Do Civil Engineering Pack or Mass Molarity Calculator have ads?
Which is updated more often, Civil Engineering Pack or Mass Molarity Calculator?
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