Contractor Calc Pro
iOS app by ZIma Logistics LLC. Utilities · ZIma Logistics LLC
- Store rating
- 5 / 5
- Store rating count
- 1
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.2.8
- Listing last refreshed
- 2026-09-17
View the original store listing
Store description excerpt
Stop juggling spreadsheets on the jobsite. Contractor Calc Pro puts 20 essential construction calculators in your pocket — instant material estimates with real costs. FREE CALCULATORS - Drywall Estimator — walls + ceiling sheets, screws, tape, mud & corner bead - Stair Calculator — rise, run, stringer length with IRC code pass/fail - Tap & Drill Chart — searchable UNC, UNF, Metric & NPT reference UNLOCK PRO ($4.99 one-time — no subscription, ever) - Gutter & Downspout — SMACNA sizing from roof area + rainfall - Insulation R-Value — IRC 2021 requirements by climate zone - Deck Materials — full BOM: boards, joists, posts, hardware, footings - Rebar Calculator — slab, footing & wall modes with cut list - Chimney & Flue — NFPA 211 flue sizing + materials - Septic System — tank, drain field & trench sizing by soil type - Spray Nozzle — GPA application rate + tank mix volumes - Board Feet — lumber volume and cost by species - Framing — stud count, plates, king/jack/cripple studs - Concrete — slab & pier volume, cubic yards, 60/80 lb bag counts - Roof Pitch — rafter length from pitch or angle - Roof Area — sloped surface from building footprint - Shingle Estimator — squares, bundles, underlayment, ridge cap - Hip/Valley Rafter — hip run, rafter length, jack common difference - Crown Moulding — compound miter angles for flat & nested cuts - Paint — gallons + primer from room dimensions - Fence — posts, pickets, rails & concrete for any fence run BUILT FOR THE JOBSITE - Fraction input — type 5 1/2, 5' 6-1/2", or decimals - Set your own material prices in Settings for accurate local estimates - Save calculations by job name — recall them anytime - Export professional PDF estimates to share with clients - Tap & Drill favorites — pin the sizes you use most - Calculate offline — no account, no tracking, no ads - Optional iCloud Drive backup — keep your estimates, quotes, and prices safe when you switch phones, all in your own iCloud (only you can see it) One payment. No subscription. No ads. No personal data collected — just anonymous usage diagnostics. Your estimates and quotes stay on your device, with optional backup to your own iCloud Drive that we never see.
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