Features & Capabilities

Plutocalc is the most complete and popular problem solver suite for water treatment, wastewater, hydraulics, environmental chemistry and unit conversions.

Plutocalc+ is a premium version of the free Plutocalc packed some extras. For iOS, only the premium version is available.

Features:

  • 103 solvers
  • 2670+ different calculations
  • Self explanatory diagrams
  • Internal databases for chemicals and standards
  • Results as you type, nothing is faster than that!
  • Multiple languages: English, Portuguese and Spanish
  • Available for multiple platforms
  • 100% offline, no data connection required
  • Advertisement free

NOTE: If after the update the program loads to a blank screen, just reinstall to fix.

Solver list:

Conversions

  • Angle
  • Area
  • Conductivity and resistivity
  • Density and concentration
  • Energy
  • Flow - mass
  • Flow - volumetric
  • Flux and rates
  • Forces
  • Hardness in water
  • Length
  • Mass
  • Power
  • Pressure
  • Speed
  • Temperature
  • Time
  • Volume

Geometry

  • Buffer tank capacity
  • Cylinder volume
  • Cone volume
  • Cube volume
  • Circle properties (radius, diameter, perimeter and area)
  • Horizontal cylindrical tank volume
  • Triangle properties with sides/angles determination
  • Municipal plants flow estimation
  • Nominal pipe sizes and wall thickness
  • Sieve sizes according
  • Rainfall volume

Energy and power

  • Head loss in pipes
  • Open channels or partially filled pipes
  • Orifice plates with incompressible fluids
  • Parshall flumes flow measurement
  • Rectangular flumes flow measurement
  • Flow adjustment for dosing/metering pumps
  • Pump power and energy consumption
  • Blowers and compressors power and energy consumption
  • Mixing velocity gradient
  • Reynolds number and speed

Contaminants

  • Boiler water quality and blowdown
  • Periodic table of elements with oxidation states
  • Ionic Balance and Conductivity
  • CO2 conductivity in pure water
  • TOC, COD and KMnO4 relations
  • Langlier Saturation Index - LSI
  • Ryznar Stability Index - RSI
  • Silt Density Index - SDI
  • Modified Fouling Index - MFI
  • Sludge Volume Index - SVI

Solutions

  • Chemical dosing flow, mass and concentrations
  • Dry chemical dosing flow
  • Chemical solutions density database
  • Water properties (viscosity, density)
  • Gases properties (density and molecular weight)
  • Oxygen solubility in water
  • Multiple streams blending
  • Specific gravity, Baumé, Brix and API relations

Adsorption and Ion Exchange

  • Sorption/Exchange capacity
  • Empty Bed Contact Time and BV/h
  • Ion Exchange regeneration
  • Ion Exchange softener design

Filters and membranes (Reverse Osmosis, Ultrafiltration and Nanofiltration)

  • Cylindrical filter rate and speed
  • Microfiltration / Ultrafiltration comparison and normalization
  • Reverse Osmosis membranes and datasheets comparison
  • Reverse Osmosis plant normalization and performance comparison
  • Reverse Osmosis / NF skid design
  • Recovery
  • Recovery for membranes in series
  • Normalized permeability
  • Granular media head loss (sand, resins, anthracite, carbon and custom)
  • Granular media backwash expansion rate

Reactions

  • pH equilibrium for: Ammonia, Sulfates, Boric Acid, Sulfides, Silicic Acid, Phosphates and Nitrous Acid
  • Equilibrium for Carbonates with temperature dependence
  • Disinfection with Chlorine, Chlorine Dioxide, Chloramines and Ozone
  • Disinfection with Chlorine for Giardia Cysts
  • Disinfection with UV
  • Iron oxidation and precipitation
  • Manganese oxidation and precipitation
  • Sludge from chemicals
  • Food-to-microorganisms ratio - F/M
  • Ultimate BOD

Clarifiers

  • Surface loading rate - circular
  • Surface loading rate - rectangular
  • Hydraulic retention time - HRT
  • Solids retention time - SRT
  • Solids loading rate
  • Volumetric solids loading rate
  • Return activated sludge recycle - RAS
  • Discrete sedimentation
  • Sludge concentration and mass
  • Sludge age

Finance

  • Ordinary annuity
  • Annuity due
  • Compound annual growth rate - CAGR
  • Interest rate conversions
  • Simple interest

User Growth & Download Statistics

App
By:
Daniel Peig
Rating:
5.00
(2)
5.00
Version:
15.4 Last updated: 2025-07-15
Version code:
876332467
Creation date:
2016-09-06
Compatible devices:
Size:
4.42MB
Price:
29.9
URLs:
Website ,Privacy policy
Full description:
See detailed description
Source:
Apple Apps Store
Data ingested on:
2026-07-01
Compare stats and ranking:

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.
Developed by:
Daniel Peig
Apple Apps Store
https://apps.apple.com/br/app/plutocalc-water/id1142058236?l=en-GB
Website:
https://www.plutocalc.com

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