Comparison

Two Phase Separator Lite vs Tank Volume Calculators

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

Head to head
About

Two Phase Separator Lite

Features
Read full description

This is the lite version of the equipment sizing app which provides the two-phase separator design for various process conditions. The results for two different approaches, i.e. York Demister and Theoretical, are presented for demonstration of the full version app. Please refer to my website at http://salvasolution.com for background information and technical support. Ali P. Laleh, PhD, P.Eng.

About

Tank Volume Calculators

Easily calculate the filled and half-filled volumes of various tank types. This app offers a comprehensive volume converter for numerous units and supports 15 different tank shapes for accurate estimations.

Highlights
  • Calculate filled and half-filled tank volumes
  • Supports 15 different tank types
  • Comprehensive volume converter
  • Converts between multiple units
  • Intuitive user interface
  • Rapid capacity calculations
Features
Read full description

Introducing the Tank Volume Calculator App, the ultimate solution for users seeking accurate calculations for filled and half-filled volumes of water, oil, and gas tanks. This app boasts unparalleled simplicity and speed, making it the go-to choice for calculating tank volumes and gallons effortlessly. One standout feature is its comprehensive volume converter, facilitating conversions between various units such as cubic meters, cubic centimeters, liters, imperial gallons, U.S. gallons, and barrels (BBL), among others. With support for 15 different tank types and gallon measurements, including: Horizontal Cylinder Tank Vertical Cylinder Tank Rectangle Tank Horizontal Oval Tank Vertical Oval Tank Horizontal Capsule Tank Vertical Capsule Tank Horizontal Semi-Capsule Tank Cone Top Tank Cone Bottom Tank Semi-Sphere Tank Cone Frustum Top Tank Cone-Frustum + Cylinder Tank Cone + Frustum Bottom Tank Trapezoid Tank Key Features of the Tank Volume Calculator: Compatibility with all units (millimeters, inches, feet, centimeters, and meters). Intuitive user interface for seamless navigation. Rapid and straightforward tank capacity calculations. Please note that while the Tank Volume Calculator is an invaluable tool for estimation, it should be utilized as such.

Screenshots

Two Phase Separator Lite4 screens
Tank Volume Calculators4 screens

Verdict

The call

The clearest difference is price: Two Phase Separator Lite at Free against Tank Volume Calculators's $3.99. Tank Volume Calculators's advantage is update cadence (every 4 months vs every 35 months). On ads, in-app purchases, 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

Two Phase Separator Lite is free to download; Tank Volume Calculators costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Two Phase Separator Lite ships an update every 35 months, Tank Volume Calculators every 4 months. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 8 level
Two Phase Separator Lite versus Tank Volume Calculators: the parameters behind the verdict, then further details
ParameterTwo Phase Separator LiteTank Volume Calculators
PriceFree — better$3.99
Rating—2.3 (3 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 35 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better12.0
Further details — not scored
Size27 MB28 MB
Age rating4+4+
DeveloperAli Pourahmadi LalehKantaben Gorasiya

In-app purchases

None

Two Phase Separator Lite

No in-app purchases

None

Tank Volume Calculators

No in-app purchases

Questions

Is Two Phase Separator Lite free?
Two Phase Separator Lite is free to download, with no in-app purchases.
Is Tank Volume Calculators free?
Tank Volume Calculators costs $3.99, with no in-app purchases.
Do Two Phase Separator Lite or Tank Volume Calculators have ads?
Neither Two Phase Separator Lite nor Tank Volume Calculators shows ads.
Which is updated more often, Two Phase Separator Lite or Tank Volume Calculators?
Two Phase Separator Lite ships an update every 35 months, and Tank Volume Calculators every 4 months. Most recently, Two Phase Separator Lite was updated on October 9, 2026 and Tank Volume Calculators on October 3, 2026.

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