Welcome to DrillHub

A free resource I built because I needed these tools when I was new to the oilfield. Simple calculators to help you get the job done right.

What's Available

Free calculators to help with common drilling calculations. No ads, no sign-ups, just tools that work.

Annular capacity, velocity, and fluid mixing. The basics you need for mud management.

Driller's method and kick tolerance. Safety first, always.

ECD, hydrostatic pressure, pump output. The everyday stuff.

All calculators are free to use, no registration required. Just pick what you need and get to work.

Don't see what you need? Shoot me an email at drillhub.net@gmail.com

Working on a few more tools when I have time.

Planning your rotations? This tool will help you build a personalized annual calendar based on your schedule.

A blog section with practical advice and lessons learned from the field. No fluff, just useful stuff.