Concreto: Concrete Calculator

Concreto is the concrete calculator built for working contractors. Seventeen calculators, contractor-grade math, branded estimates ready to send.

Estimate every common pour from your phone — slabs, footings, columns, sonotubes, walls, stairs, curbs, post holes, driveways, retaining walls — plus block walls, block fill, mortar, rebar grids, wire mesh, gravel, sand, crushed stone, asphalt and on-site mix ratios.

WHAT YOU GET (FREE)
- 17 calculators across pours, masonry, reinforcement, aggregate, paving and mix
- Imperial and metric units, instant switching
- Run jobs in English or Spanish — app follows your device language, PDFs export in either
- Volume in cubic yards or cubic meters, bag counts (60 lb / 80 lb), truck loads, weight
- Adjustable waste factor on every calculation
- Optional price per cubic yard for quick cost estimates
- Show-your-work breakdown on every result: formula, inputs, step-by-step math, citation
- Light and dark mode, no ads, fully offline

WHAT PRO ADDS
- Save unlimited jobs by name and client, with notes
- Attach photos to any job, synced across devices
- Branded PDF estimates with your company name and logo
- Advanced cost breakdown: bag-brand pricing, labor, delivery, overhead, margin
- Job site address, line items, taxable rows, deposit, payment terms, signature block
- Cloud sync via Supabase, magic-link sign in, works offline and catches up later

CALCULATORS INCLUDED
Concrete Pours: Slab, Footing, Column, Tube/Sonotube, Poured Wall, Stairs, Curb, Post Hole, Driveway, Retaining Wall
Masonry: Block Wall (CMU), Block Fill, Mortar
Reinforcement: Rebar grid + wire mesh
Aggregate: Gravel, Sand, Crushed Stone in tons
Paving and Mix: Asphalt tonnage, Concrete Mix ratios with cement, sand, aggregate, water

BUILT FOR THE FIELD
- Concrete is poured where signal drops. Concreto runs fully offline. Pro syncs when you reconnect.
- Carhartt-modern look: warm cream, deep navy, serif numbers. No SaaS dashboard clutter.
- Every result includes a persistent disclaimer line. Estimates support planning, not engineering deliverables. Always verify with your supplier or engineer before ordering.

PRICING
- Free forever for the calculator core
- Pro Annual: 7-day free trial, then USD 19.99 per year
- Pro Monthly: USD 2.99 per month, cancel anytime
- Subscription auto-renews until cancelled. Manage in Settings, Apple ID, Subscriptions.

PRIVACY
- Free users generate zero account data
- Pro user jobs and photos live in your own Supabase row, protected by row-level security
- No ad networks, no third-party tracking, anonymous aggregate analytics only

QUESTIONS
hello@concretoapp.com

TERMS OF USE
https://concretoapp.com/terms

PRIVACY POLICY
https://concretoapp.com/privacy