# SlabCalc Concrete — Concrete Slab & Rebar Calc

> Concrete Slab & Rebar Calc (iPhone/iPad app by 龙源 林.)

- Source: https://appshunter.io/ios/app/slabcalc-concrete/id6787305185 (this page in markdown: same URL + `.md`)
- Developer: [龙源 林](https://appshunter.io/developer/6775203077)
- Category: Business
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 1 MB
- Languages: American English
- Released: 2026-07-21
- Data updated: 2026-09-05
- User reviews in markdown: https://appshunter.io/ios/app/slabcalc-concrete/id6787305185/reviews.md

## What is SlabCalc Concrete?

SlabCalc Concrete is a fast jobsite calculator for concrete slabs, pads, patios, walkways, and driveways.

Enter length, width, thickness, waste, local ready-mix price, bag yield, bag price, rebar spacing, and rebar price. SlabCalc calculates square feet, cubic yards, order quantity with overage, bag count, best supply method, rebar linear feet, and estimated material cost.

Free features:
- Slab volume calculator
- Ready-mix cubic yards
- Concrete bag count
- Rebar grid takeoff
- Local price inputs
- Save up to two jobs

Premium unlock:
- Unlimited saved slab jobs
- Copy clean client-ready estimates
- Keep repeat estimates organized on device

SlabCalc is designed for planning and estimating. Always confirm subgrade, reinforcement, delivery minimums, pump fees, taxes, local code, and site conditions before final bids or material orders.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| SlabCalc Premium | $9.99 | one-time |



## Version history (last 1 release)

### 1.0 — 2026-07-21

No release notes.

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All apps by 龙源 林: https://appshunter.io/developer/6775203077

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-05.*