Best Free Concrete Calculator Apps For Slab Estimation

216+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated July 2026

Out of 216+ free concrete calculator apps for slab estimation 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.

Compare top Free Concrete Calculator Apps For Slab Estimation (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Concrete Calculator PlusConcrete Calculator PlusFree4.8★ (21K)YesNoAug 2026
2Concrete Calc - Slab EstimatorConcrete Calc - Slab EstimatorFreeNoNoMay 2026
3Concrete Calculator ProConcrete Calculator ProFree4.7★ (3)NoNoJul 2026
4Concrete Calculator, EstimatorConcrete Calculator, EstimatorFree4.4★ (11)NoYesMay 2026
5Concrete Calculator ToolsConcrete Calculator ToolsFree4.8★ (16)YesYesJul 2026
6Concrete and Agg CalculatorConcrete and Agg CalculatorFree3.4★ (37)YesNoJul 2026
7Concrete Calc for ContractorConcrete Calc for ContractorFree2.0★ (2)NoYesMay 2026
8Construction Master Pro CalcConstruction Master Pro CalcFree4.8★ (39K)NoYesAug 2026

Top Picks for Free Concrete Calculator Apps For Slab Estimation

Concrete Calculator Plus#1

Concrete Calculator Plus by Calc Hub, LLC

by Inch Calculator
Editor's Choice
🔧 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 Pro#3

Concrete Calculator Pro by Vaghani Keyur

Slab, Footing & Mix Estimator
Worth Considering
🔧 Utilities
4.7(3 ratings)
Free
Concrete Calculator Pro screenshot 1
Concrete Calculator Pro screenshot 2
Concrete Calculator Pro screenshot 3
Concrete Calculator Pro screenshot 4
Concrete Calculator Pro screenshot 5
Concrete Calculator Pro screenshot 6

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.

More Free Concrete Calculator Apps For Slab Estimation apps to explore

4
Concrete Calculator, Estimator
Concrete Calculator, Estimator
Concrete Calculator, Estimator
by sandip paghadar
Free

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.

Calculate concrete volume and costEstimate cement, sand, gravel, and water quantitiesCalculate brick quantity for walls
🔧 Utilities
(11)
free
5
Concrete Calculator Tools
Concrete Calculator Tools
Concrete Calculator Tools
Feet Inch Concrete Calculator
Free

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.

Flexible unit support (metric/imperial)Rectangular slab calculator (free)Circular slab calculator
🔧 Utilities
(16)
free with in-app purchases
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 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
8
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
9
Concrete Calculator Plus+
Concrete Calculator Plus+
Concrete Calculator Plus+
Cement, Slab & Mix Estimator
Free

Accurately calculate concrete needs for any project, from patios to commercial footings. Get instant estimates for cubic yards, bag counts, and material costs, with options for rebar and waste allowance. Designed for job site use with offline functionality and a glove-friendly interface.

Calculate slabs, footings, walls, and moreEstimate cubic yards, bag counts, and costsInclude waste allowance and rebar calculations
💼 Business
(2)
free
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
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
12
Rebar Calc
Rebar Calc
Rebar Calc
concrete calcs made easy
Free

This app simplifies concrete and rebar calculations for construction projects. It helps estimate rebar tonnage, mesh quantities, and concrete volume, and can even provide quotes for materials.

Rebar tonnage calculationSheet and roll mesh estimationConcrete volume estimator
🔧 Utilities
(579)
ad-supported
13
Builder's Helper MAX
Builder's Helper MAX
Builder's Helper MAX
Construction Calculator +
Free

This comprehensive construction app offers advanced calculation tools for linear, square, and cubic measurements in both imperial and metric units. It includes features for roof pitch, stair lengths, and a memory bank for storing values. Manage projects with detailed lists, store documents and images, and utilize quick job calculators for various construction tasks.

Advanced construction calculator (imperial/metric)Roof pitch and rafter length calculationsProject management with data lists
🔧 Utilities
(1.6K)
free with in-app purchases
14
Concrete Calc Pro
Concrete Calc Pro
Concrete Calc Pro
Slab Volume & Cost Calculator
Free

This app provides accurate estimates for concrete yardage, cement bags, and material costs for various construction projects. It supports multiple units and slab shapes, helping users avoid waste and save money on their pours.

Concrete volume estimationCement bag calculationMaterial cost estimation
🔧 Utilities
(2)
free
15
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
Calculates everything. Try it.
Free

This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.

Over 40 calculators and unit convertersStandard and scientific calculator functionsFinancial calculators (interest, loan, currency)
📊 Productivity
(4.8K)
free with in-app purchases
16
Concrete Calculator - Slab
Concrete Calculator - Slab
Concrete Calculator - Slab
Construction Volume & Material
Free
🔧 Utilities
(0)
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
MMM Calc
MMM Calc
MMM Calc
Product Calculator
Free

This application helps users quickly calculate their concrete, aggregate, ready-mix, and asphalt needs. It serves as a straightforward tool for material estimation in construction and related projects.

Concrete calculationAggregate estimationReady-mix calculation
🔧 Utilities
(3)
free
19
Slab: Concrete Calculator
Slab: Concrete Calculator
Slab: Concrete Calculator
Rebar, cement & cost estimator
Free

Calculate concrete, rebar, and other construction material needs and costs offline. Get precise measurements in feet-inches or metric, with options for bag counts, ready-mix, and tonnage. Generate professional quotes for clients or suppliers.

Material quantity estimation (concrete, rebar, block, gravel)Cost calculation with unit pricingSupport for feet-inches and metric units
🔧 Utilities
(1)
free with in-app purchases
20
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

FAQ about Free Concrete Calculator Apps For Slab Estimation

What are the best free concrete calculator apps for slab estimation for iPhone?
Concrete Calculator Plus tops our free concrete calculator apps for slab estimation ranking as of July 2026, with a 4.8-star average from 21K App Store ratings, and it's free to download.
Concrete Calculator Plus shows ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 216+ free concrete calculator apps for slab estimation on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app offers 15 different calculators to help users estimate construction materials. It can calculate the amount of concrete needed for various shapes like slabs, walls, and columns, as well as estimate blocks, mortar, rebar, gravel, and asphalt. It also provides estimated material costs.
You can estimate concrete for rectangular slabs, circular slabs, footings, circular columns, poured walls, steps, and post holes. The app helps determine the volume in cubic yards or the number of bags required.