Best Free Concrete Calculator Apps For Slab Estimation

213+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

Out of 213+ free concrete calculator apps for slab estimation apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Free Concrete Calculator Apps For Slab Estimation

Concrete Calculator Tools#1

Concrete Calculator Tools by Peth Pty Ltd

Feet Inch Concrete Calculator
Editor's Choice
🔧 Utilities
4.8(16 ratings)
FreeAdsIn-App Purchases
Concrete Calculator Tools screenshot 1
Concrete Calculator Tools screenshot 2
Concrete Calculator Tools screenshot 3
Concrete Calculator Tools screenshot 4
Concrete Calculator Tools screenshot 5
Concrete Calculator Tools screenshot 6

This app simplifies concrete volume calculations for professionals and DIYers. It offers flexible unit support and a free rectangular slab calculator, with advanced features available via subscription.

Concrete Calculator Plus#2

Concrete Calculator Plus by Calc Hub, LLC

by Inch Calculator
Strong Contender
🔧 Utilities
4.8😊(21K ratings)
FreeAds
Concrete Calculator Plus screenshot 1
Concrete Calculator Plus screenshot 2
Concrete Calculator Plus screenshot 3
Concrete Calculator Plus screenshot 4
Concrete Calculator Plus screenshot 5
Concrete Calculator Plus screenshot 6

This app provides 15 calculators for estimating concrete, blocks, mortar, rebar, and gravel. It supports various shapes and units, offering material cost estimations for construction projects.

What We Love

  • 🚀 Easy to use
  • 🚀 Accurate calculations
  • 🚀 Convenient for on-the-go use
  • 🚀 Helpful for various projects

Room to Improve

  • 🔍 Limited features (no cost calculation, no 50 lb bag option)
  • 📱 Issues with display on some devices
Concrete Calculator, Estimator#3

Concrete Calculator, Estimator by sandip paghadar

Worth Considering
🔧 Utilities
4.4(11 ratings)
FreeIn-App Purchases
Concrete Calculator, Estimator screenshot 1
Concrete Calculator, Estimator screenshot 2
Concrete Calculator, Estimator screenshot 3
Concrete Calculator, Estimator screenshot 4
Concrete Calculator, Estimator screenshot 5
Concrete Calculator, Estimator screenshot 6

This tool helps estimate the amount of concrete, cement, sand, gravel, and water needed for various construction projects like footings, slabs, and columns. It also calculates the cost and quantity of bricks and steel bars, with options to save and share calculations.

More Free Concrete Calculator Apps For Slab Estimation apps to explore

4
Concrete Calc for Contractor
Concrete Calc for Contractor
Concrete Calc for Contractor
Must have tool for Contractors
Free

Quickly estimate concrete needs for various construction projects. This tool is designed for professionals to improve material ordering efficiency on job sites.

Concrete Slab CalculatorConcrete Footing CalculatorConcrete Wall Calculator
💼 Business
(2)
free with in-app purchases
5
Concrete Calc - Slab Estimator
Concrete Calc - Slab Estimator
Concrete Calc - Slab Estimator
Cubic Yards, Bags & Footings
Free
🔧 Utilities
(0)
6
Concrete and Agg Calculator
Concrete and Agg Calculator
Concrete and Agg Calculator
by Chaney Enterprises
Free

Calculate precise amounts of concrete, aggregate, and masonry materials needed for various construction projects. Accounts for potential waste and overages to ensure you order the right quantity.

Concrete slab calculationConcrete footing calculationConcrete wall calculation
💼 Business
(37)
ad-supported
7
Concrete Calculator - NorthOne
Concrete Calculator - NorthOne
Concrete Calculator - NorthOne
Calculate Cement Volume
Free

This tool accurately estimates the cement volume needed for various construction projects, including slabs, blocks, and footings. It helps determine the exact number of concrete bags or yards required, simplifying material ordering for professionals and DIYers.

Accurate volume calculationsEstimates bags or yards of concreteSupports slab, block, footing, column, stair, and curb projects
🔧 Utilities
(7)
free
8
Concrete Calculator Pro
Concrete Calculator Pro
Concrete Calculator Pro
Slab, Footing & Mix Estimator
Free

This app accurately calculates the precise amount of concrete needed for various projects, from small DIY tasks to large construction jobs. It simplifies estimations for slabs, footings, and more, helping users save time and materials.

Calculate concrete volumeSupports metric and imperial unitsEstimates concrete bags needed
🔧 Utilities
(3)
free
9
Concrete Calculator Plus+
Concrete Calculator Plus+
Concrete Calculator Plus+
Cement, Slab & Mix Estimator
Free
💼 Business
(0)
10
Gravel Calculator Plus
Gravel Calculator Plus
Gravel Calculator Plus
by Inch Calculator
Free

Easily estimate the quantity of various landscaping and hardscaping materials like gravel, stone, and sand. Get precise measurements in tons, cubic yards, or cubic meters for your projects.

Estimate gravel, stone, rock, sand, and topsoilCalculate material needed for landscapingCalculate material needed for hardscape projects
🔧 Utilities
(1.7K)
ad-supported
11
Construction Master Pro Calc
Construction Master Pro Calc
Construction Master Pro Calc
Feet Inch Fraction Calculator
Free

This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.

Dimensional math and conversionsRight angle and rafter calculationsArea and volume solutions
🔧 Utilities
(39K)
free with in-app purchases
12
Basic Calculator+
Basic Calculator+
Basic Calculator+
Basic Four Function Calculator
Free

Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.

Basic four functionsClear displayLarge buttons
🔧 Utilities
(243K)
free with in-app purchases
13
Calculator⁼
Calculator⁼
Calculator⁼
Fraction, Scientific Calc +
Free

This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

Basic & Scientific CalculatorLive Currency ConverterHistory Tape
🔧 Utilities
(357K)
free with in-app purchases
14
COMMAND Center™ Concrete 4
COMMAND Center™ Concrete 4
COMMAND Center™ Concrete 4
Monitor Concrete Temp/Strength
Free

Monitor concrete temperature and maturity in real-time. Transmit data wirelessly to the cloud for remote access and analysis. Generate reports and receive alerts for project specifications.

Monitor concrete temperature historyCalculate maturity and evaluate strengthWireless data transmission to cloud
💼 Business
(5)
free
15
Calculator - Free Calculator
Calculator - Free Calculator
Calculator - Free Calculator
by 祥祎 刘
Free

A straightforward and reliable calculator application designed for iPad and iOS 9. It offers a standard calculation experience with a charming piano sound effect and is optimized for high-resolution screens.

Standard calculator functionalityOptimized for iPad & iOS 9High-resolution screen optimization
🔧 Utilities
(1.4K)
free
16
Feet and Inches Calculator
Feet and Inches Calculator
Feet and Inches Calculator
Perfect Construction Calc!
Free

A powerful construction calculator designed for tradespeople. It offers a wide range of tools for estimating, layout, framing, and jobsite calculations, helping to save time and improve accuracy. Supports both imperial and metric units.

Construction math and estimatingLayout, framing, and jobsite calculationsImperial and metric unit conversion
🔧 Utilities
(384)
free with in-app purchases
17
Material Estimator Calculator
Material Estimator Calculator
Material Estimator Calculator
Estimate Construction Projects
Free

This app helps contractors and DIYers accurately estimate material costs and quantities for construction projects. It features dimensional measurement tools, unit conversions, and a material database to optimize budgeting and ordering.

Precise cost and percentage calculationsIntegrated material size databaseAdvanced dimensional measurement tools
🔧 Utilities
(2.9K)
free with in-app purchases
18
Chippy Tools: Construction
Chippy Tools: Construction
Chippy Tools: Construction
Construction Calculator
Free

This app simplifies complex calculations for construction professionals. It offers a variety of tools for tasks like spacing, measurements, and material estimation, helping to reduce errors and save time on job sites. Available on iPhone and iPad, it aims to be an essential tool for tradespeople.

Baluster spacing calculatorFlat run attached baluster calculatorSquare calculator
🔧 Utilities
(946)
freemium
19
Cubic Yards Calculator + Cost
Cubic Yards Calculator + Cost
Cubic Yards Calculator + Cost
Feet, yard, inch, meter,...
Free

Easily calculate the volume of various shapes in cubic yards for landscaping materials, construction, or waste disposal. Get an estimated cost for your materials based on price per unit.

Cubic yards volume calculationMaterial cost estimationSupports cube, rectangular, cylinder, cone, pyramid, and ball shapes
🔧 Utilities
(815)
free with in-app purchases
20
Block Calculator Plus
Block Calculator Plus
Block Calculator Plus
by Inch Calculator
Free

This app provides nine specialized calculators to accurately estimate masonry materials for various construction projects. It helps calculate blocks, bricks, mortar, concrete, and gravel needed for walls and other structures, supporting multiple units of measurement.

9 concrete block estimation calculatorsEstimate blocks, bricks, mortar, and fillSupports US customary and metric units
🔧 Utilities
(845)
ad-supported