Version history
Plutocalc+ Water
51
ASO score
Text
52/100
Reviews
50/100
Graphic
60/100
Other
0/100
App Rating
4.9
Votes
11
App Age
9y 4m
Last Update
Jul 15, 2025
Compare with Category Top Apps
|
Metrics
|
Current App
|
Category Top Average
|
Difference
|
|---|---|---|---|
|
Rating
|
4.89
|
4.68
|
+4%
|
|
Number of Ratings (Voted)
|
11
|
3.2M
|
-100%
|
|
App Age
|
9y 4m
|
7y 8m
|
+22%
|
|
Price
|
$4
|
$0
|
|
|
In-app Purchases Price
|
$0
|
$67
|
|
|
Update Frequency
|
151d
|
28d
|
+436%
|
|
Title Length
|
16
|
23
|
-30%
|
|
Subtitle Length
|
22
|
28
|
-21%
|
|
Description Length
|
3 940
|
3 048
|
+29%
|
|
Number of Screenshots
|
1716
|
1339
|
+28
%
|
|
Size
|
4MB
|
276MB
|
-98
%
|
Category Ranking in United States
7 days
Last 7 days
Last 30 days
Last 90 days
Last 180 days
Last year
| Top | Dec 06, 2025 | Dec 13, 2025 |
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No results were found!
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| Top | Dec 06, 2025 | Dec 13, 2025 |
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No results were found!
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| Top | Dec 06, 2025 | Dec 13, 2025 |
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No results were found!
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| Top | Dec 06, 2025 | Dec 13, 2025 |
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No results were found!
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Ranking Keywords in United States
| Keywords | App Rank |
|---|
Analyze this and other apps using Asolytics tools
Text ASO
Title
(
Characters:
16
of 30
)
Plutocalc+ Water
Subtitle
(
Characters:
22
of 30
)
Engineering calculator
Description
(
Characters:
3940
of 4000
)
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}
Read more
Other
Additional Information
| Rating: | |
| Voted: | 11 |
| App Store Link: | |
| Price: | 3.99 $ |
| Website: | |
| Email: | - |
| Privacy Policy: | |
| Categories: | Productivity, Utilities |
| Size: | 4MB |
| App Age: | 9 years 4 months |
| Release Date: | Aug 16, 2016 |
| Last Update: | Jul 15, 2025 |
| Version: | 15.4 |
Version history
15.4
Jul 15, 2025
Version 15.4
- Updated build target (IOS 26)
15.2
Jul 21, 2024
Version 15.2
- Minor text corrections
- Engine optimizations