Asia's #1 Engineering Calculator Platform

Smart Construction & Engineering Calculators

Free online tools for civil engineers, contractors, and students. Calculate bricks, concrete, steel, plaster, tiles instantly with accurate formulas.

15+
Calculators
100%
Free to Use
50K+
Engineers Served
10+
Countries
Quick Brick Calculator Preview
Wall Length (ft)
20ft
Wall Height (ft)
10ft
Wall Thickness
9 inchesstandard
Instant Results
2,700
Bricks
14.5
Cement Bags
52.4
Sand (cft)
0.83
Mortar (m³)
Try the Full Brick Calculator →

Construction Engineering Calculators & Tools

Professional-grade calculators & tools used by engineers, contractors, and students across South Asia and Gulf Countries.

Material Quantity Calculators

Structural Engineering Tools

Unit Conversion Tools

Survey Tools & Calculators

Career Tools

Built for Real Engineering Work

Not generic calculators built with real formulas used by practicing engineers and students across South Asia and Gulf Countries..

Accurate Formulas

Standard engineering formulas — same ones used in ACI, BS, and ASTM codes.

Mobile Friendly

Works perfectly on phone at the job site — plus our free Survey GeoLink app for offline GNSS work.

PDF Reports (Pro)

Generate branded PDF reports to share with clients. Available in Pro plan.

No Data Stored

Every calculation runs locally in your browser. We never store, log or share any data you enter.

Multiple Countries

Pakistan, Saudi Arabia, Qatar, UAE standards. Prices in PKR, SAR, AED, USD.

Instant Results

No loading dealys, no server round-trips. Result appear instantly as you enter values

Save Calculations

Log in to save calculation history and access past projects anytime.

Free to Use

Core calculators are 100% free. No registration required for basic use.

New Mobile App

Survey GeoLink — Total-Station Georeferencing in Your Pocket

Capture an approximate global reference position, convert between coordinate systems and land units, and prepare data for georeferencing your local survey grid — completely offline, right from the field.

Live GNSS: lat/long, DMS, UTM & EPSG
Automatic UTM zone & hemisphere detection
Import & export CSV, KML and KMZ files
Compass with exact UTM grid convergence
Marla, kanal, cent, acre & hectare units
Works 100% offline — no signal needed
No account required No ads, no tracking Fully offline Free APK · Android 6.0+
EPSGAuto Zone
CSV · KMLImport / Export
Career Tool

Build a Professional ATS Engineering CV

Create recruiter-ready, ATS-optimized resumes for Civil Engineers, Quantity Surveyors, Planning, QA/QC, BIM and GCC construction professionals — with live preview, keyword scoring and free PDF export.

ATS-friendly engineering templates
Live resume preview builder
GCC & UAE resume format
PDF download & print support
Skills & project sections
Mobile-responsive builder
Build Your ATS CV
92ATS Score
RCC DesignBOQETABSFIDIC
3–20 kWSystem Size
BatteryBackup Sizing
PKRCost Estimate
ROISavings & Payback
New Tool

Size Your Solar System in Minutes

Find the right kW solar system for your home, shop or farm. Enter your appliances or pick your plot size (5 Marla, 10 Marla, 1 Kanal) and get your recommended system, battery, components, cost in PKR and monthly savings.

  • Load from appliances or plot size
  • Recommended kW system & panels
  • Battery backup sizing
  • Inverter, panel & structure list
  • Cost estimate in PKR
  • Monthly savings & payback
Calculate Solar Load

Ready to Estimate Your Next Project?

Join thousands of engineers using QsCivilCalc daily. Free calculators, professional reports.

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PakistanPakistan
IndiaIndia
Saudi ArabiaSaudi Arabia
United Arab EmiratesUAE
QatarQatar
BahrainBahrain
KuwaitKuwait
OmanOman
United KingdomUK
United StatesUSA
CanadaCanada
AustraliaAustralia