Tubing and casing
Quick-reference dimensions, capacities and pressure data.
Field reference · calculators · training
The well-services toolkit that travels with you.
Fast reference data, practical calculators, well schematics, training and notes in one dark, field-ready web app for Windows, Mac, Android and iPhone.
Existing authorised users can sign in now. New subscriptions open after Paddle completes website approval.
£4.99/ month
Seven-day free trial, then monthly billing. Cancel before renewal.
Secure checkout and taxes handled by Paddle
Read the cancellation and refund policyOne app, fewer look-ups
Useful tools without the desktop sprawl.
Designed to stay readable on a work laptop while keeping the familiar Well Services mobile look.
Field calculations
Hole volumes, rate conversions and practical field sums.
GLV calculator
Gas-lift-valve hydrostatic equalisation calculations.
IWCF trainer
Level 4 practice questions and focused barrier exercises.
Tally Book
Notes, sketches and calculator tape in one field notebook.
Built for real field use
Responsive on laptop, tablet and mobile, with offline-friendly tools.
Reference and training aid
Always check figures, inputs and results against current company procedures, approved programmes, manufacturer data and tool certification before operational use.