About this app

Civil Toolkit The professional engineering toolkit for civil engineers, contractors, site supervisors, students, and construction professionals. Perform fast, accurate construction calculations, estimate materials, organize projects, and keep your engineering tools in one place. Whether you’re on-site or in the office, Civil Toolkit helps you work faster and with greater confidence. FREE FEATURES • Concrete Volume Calculator • Rebar Weight Calculator • Unit Converter • Save up to 2 Projects • Calculation History • Favorites • Clean and modern interface • Metric & Imperial units PRO FEATURES Unlock the complete engineering toolkit: • Unlimited Projects • Unlimited History • All Engineering Calculators • Material Estimation • Concrete Mix Design • PDF Report Export • Excel (CSV) Export • Project Reports • Company Branding on PDFs • iCloud Sync • Home Screen Widgets • Dark Mode • Future Calculator Updates ENGINEERING TOOLS Current calculators include: • Concrete Calculator • Rebar Weight Calculator • Unit Converter More professional calculators are added regularly, including: • Beam Calculator • Column Calculator • Footing Calculator • Wall Calculator • Excavation Calculator • Brick Calculator • Tile Calculator • Paint Calculator • Earthwork Calculator • Asphalt Calculator • Roadwork Calculator • Steel Calculator DESIGNED FOR • Civil Engineers • Structural Engineers • Contractors • Site Engineers • Construction Managers • Engineering Students • Quantity Surveyors Work smarter. Calculate faster. Build with confidence.

Latest release

What’s New

Version 1.0.3 Sep 17, 2026

Minor changes

Audience growth

Ratings growth

Steady

7-day gain +0

Ratings / day 0.0

30-day gain +0

US rating-count history

0 ratings

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking