What's New

Completely re-designed for IOS 7
Added a flume calculator and an entire reference section with coefficients, manning's n values and more.

App Description

Incredible value, universal app completely redesigned for iOS7!!  Buy once ran on both iPhone and iPad.

We believe Open Flow Pro will save you time and increase your productivity. 
Quickly calculate the quantities you need. Respond quickly and with confidence when asked questions about your project in meetings. Designed by engineers, for engineers.

OpenFlow Pro is a simple intuitive application for calculating flows, velocities and other hydraulic properties of open channels, orifices, weirs, and flues. It support several open channel and weir cross-sections including circular, trapezoidal, rectangular and triangular sections. Several flume calculators are also included. Calculators included extended results in addition to the primary variable that you solve for. Now includes a reference section with constants and coefficients.

FEATURES:
1. Provides results in both ENGLISH and METRIC UNITS!
2. Includes Open Channel calculator
3. Includes an ORIFICE calculator
4. Includes a WEIR calculator
5. Includes a FLUME calculator
6. Comprehensive look up table of over 70 manning's n-values for various materials in various conditions, and orifice coefficients
7. Shows formatted equations that are used in most of the calculations

iPhone Screenshots

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iPad Screenshots

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Open Flow Pro screenshot 6 Open Flow Pro screenshot 7 Open Flow Pro screenshot 8 Open Flow Pro screenshot 9 Open Flow Pro screenshot 10

App Changes

  • June 24, 2011 New version 3.0
  • July 02, 2011 New version 3.1
  • July 21, 2011 New version 3.2
  • July 13, 2012 New version 4.0
  • March 06, 2014 Price decrease: $3.99 -> $1.99
  • June 22, 2014 New version 4.5
  • July 19, 2014 Price decrease: $1.99 -> FREE!
  • September 02, 2014 Price increase: FREE! -> $0.99