ResToolbox Pro app for iPhone and iPad

*Now with navigation level translations*
English, Russian, Indonesian, Chinese Spanish & Arabic initially supported

Pro features include:
- Probabilistic volumetrics sheet
- CBM volumetrics sheet
- nodal solution for dry gas wells
- dry gas abandonment pressure & RF solver
- Orifice plate and choke rate calcs
- Pipe capacity tables
- Coarse grid hydraulic fracture correlation

A simple set of tools which the author thought might be of use with a mobile flavour. It is aimed at those engineers in meetings or at wellsites looking to quickly sanity check information and/or make rapid decisions where the 80:20 rule is sufficient for the purpose.

- Dry Gas, Wet Gas & Black Oil PVT correlations
- Darcy and Analytical transient inflow calculations
- Calculation of non-Darcy D factor for gas
- Simple regression to determine gas C & n factors
- Dry gas as well as Hagendorn & Brown outflow calculations
- Flowline pressure drops & simple compression
- Deterministic, Probabilistic & CBM Volumetrics calculations
- Lognormal & Normal probability calculator
- Optimal working interests
- Oilfield Conversions
- Metric / Oilfield Units Support