·5 min read
Concrete Calculator App: Know Exactly What You Need Before You Pour
Free concrete calculator app for iPhone. Get cubic yards, bag counts, and cost estimates for slabs, post holes, footings, and stairs.
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Pour with
Confidence
Calculate concrete volume, bag counts, and cost estimates in seconds. Built for contractors, DIYers, and homeowners who refuse to waste a single bag.
Free
No hidden costs
5s
Setup time
4+
Project types
24MB
Lightweight
Stop guessing. Start calculating.
Every concrete project type covered, from a backyard patio to a full foundation.
Slabs & Patios in One Tap
Enter length, width, and thickness. Get exact cubic yards and bag counts instantly. No more napkin math for your driveway or patio pour.
Post Holes Without the Waste
Calculate concrete for round post holes and fence posts. Set diameter, depth, and quantity to know exactly what to buy at the hardware store.
Sidewalks & Pads, Nailed
Get precise volume for walkways, equipment pads, and shed foundations. Enter your dimensions and get results in cubic yards, feet, or meters.
Footings & Foundations Done Right
Strip footings, wall footings, and foundation calculations built for accuracy. Avoid costly over-orders or mid-pour shortages.
Instant 60lb & 80lb Bag Counts
Converts volume to real bag counts for 60lb and 80lb pre-mix bags. Know exactly how many bags to load in your truck before you leave the store.
Cost Estimates Before You Spend
Get material cost estimates upfront so you can budget your project accurately. No surprises at checkout.
Three taps. Done.
01
Pick your project
Choose slab, post hole, sidewalk, footing, or custom shape. Each has a tailored input form.
02
Enter dimensions
Type in length, width, depth, or diameter. Switch between feet, inches, meters, or centimeters.
03
Get your answer
See cubic yards, bag counts (60lb and 80lb), and cost estimates instantly. Copy or share the results.
Built for the job site.
Clean interface you can read in direct sunlight. No clutter, no ads blocking your results.
Built for your project.
Whether you pour concrete every day or once a decade, this app saves you time and money.
Contractors & Concrete Pros
Bid jobs accurately with precise volume and cost calculations. Send estimates to clients directly from the app.
DIY Homeowners
Planning a patio, shed pad, or fence? Know exactly how many bags of concrete to buy so you make one trip to the store, not three.
Builders & General Contractors
Estimate foundation and footing concrete on-site. Quick calculations mean faster bids and fewer change orders.
Fence & Deck Installers
Calculate post hole concrete for entire fence lines in seconds. Set hole diameter, depth, and post count for an instant total.
App vs. Online Calculators
See why a dedicated app beats a browser bookmark.
Feature
Concrete Calculator & Cost Est
Others
Works offline
Yes, always
No, requires internet
Bag count conversion
60lb & 80lb bags instant
Volume only, manual math
Cost estimates
Built-in
Rarely included
Ads & pop-ups
None
Covered in ads
Load time
Instant (native app)
Slow (loads webpage)
Multiple project types
Slabs, holes, footings, more
Usually one shape only
Why this calculator?
Dozens of concrete calculators exist online. Here's why this one lives on your phone.
Works Offline
No cell signal on the job site? No problem. Every calculation runs locally on your device. No internet required.
Results in Under 5 Seconds
Open the app, pick your shape, enter dimensions, get your answer. Faster than loading any website.
Zero Ads, Zero Distractions
No banner ads covering your results. No pop-ups. No video ads. Just a clean tool that does its job.
All Units, No Conversions
Switch between feet, inches, meters, and centimeters. The app handles conversions so you don't have to.
Common Questions
Everything you need to know before your next pour.
Learn More
Master concrete calculator & cost est with our comprehensive guides
Related Articles
Learn more tips, tricks, and insights
Your next pour, perfectly calculated.
Download the free concrete calculator and never overbuy or run short again.