# Rebar Grid Calculator — Number and Spacing of Rebar

> Calculates rebar quantity and spacing for concrete slab reinforcement. (iPhone/iPad app by H3 Apps, LLC.)

- Source: https://appshunter.io/ios/app/rebar-grid-calculator/id1554957592 (this page in markdown: same URL + `.md`)
- Developer: [H3 Apps, LLC](https://appshunter.io/developer/598620927)
- Category: Business, Utilities
- Price: $1.99
- Rating: 4.70/5 from 13 App Store ratings
- Age rating: 4+
- Requires: iOS 14.0 · 1 MB
- Languages: American English
- Released: 2021-02-27
- Data updated: 2026-08-25
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/rebar-grid-calculator/id1554957592/reviews.md

## What is Rebar Grid Calculator?

Calculate how much rebar you need to reinforce a concrete slab.

Enter the slab dimensions, desired rebar spacing and the spacing from the edge to quickly find how to lay out the rebar grid. Finds how many rebars you need to create a reinforcement in the slab.

Inputs can be either imperial or metric with results shown to match. Results can be texted or emailed.

## Key features

- Calculate rebar quantity
- Determine rebar spacing
- Imperial and metric support
- Slab dimension input
- Share results via text/email


## Frequently asked questions about Rebar Grid Calculator

### How does Rebar Grid Calculator determine the number of rebars?

The calculator uses your input for slab dimensions and desired rebar spacing to compute the exact quantity of rebars required for reinforcement. It ensures accurate grid layout based on your specifications.

### Can Rebar Grid Calculator handle different measurement systems?

Yes, Rebar Grid Calculator supports both imperial and metric units for all inputs, providing results that match your chosen system. This flexibility is crucial for international construction projects.

### How can I share my rebar calculations with others?

Results from Rebar Grid Calculator can be easily shared via text message or email directly from the app. This facilitates quick communication and collaboration on job sites.

### What is the price of Rebar Grid Calculator?

Rebar Grid Calculator is available for a one-time purchase of $1.99. This provides full access to all its calculation features without any recurring fees.

### What devices is Rebar Grid Calculator compatible with?

Rebar Grid Calculator is designed for iOS devices, including iPhone and iPad. It requires iOS 4+ and is optimized for a seamless user experience on these platforms.

### When was Rebar Grid Calculator last updated?

The latest version of Rebar Grid Calculator is 1.0.0, which was released on February 27, 2021. The app has not received updates since its initial release.

### What is the age rating for Rebar Grid Calculator?

Rebar Grid Calculator has an age rating of 4+. This indicates it is suitable for users of all ages and does not contain any mature content.

### Does Rebar Grid Calculator have ads?

No, Rebar Grid Calculator is ad-free. Users can perform calculations without any interruptions from advertisements.

## Version history (last 1 release)

### 1.0.0 — 2021-02-27

No release notes.

## Apps similar to Rebar Grid Calculator

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Raken Construction Management](https://appshunter.io/ios/app/raken-construction-management/id747582049) | 4.7 (22,086) | Free | Business |
| [EquipmentShare Rent](https://appshunter.io/ios/app/equipmentshare-rent/id1570307414) | 4.4 (16) | Free | Business |
| [Concrete and Agg Calculator](https://appshunter.io/ios/app/concrete-and-agg-calculator/id476650024) | 3.4 (37) | Free | Business |
| [World of Concrete 2026](https://appshunter.io/ios/app/world-of-concrete-2026/id1591992670) | 3.1 (10) | Free | Business |
| [SR Measure: Stockpile Volume](https://appshunter.io/ios/app/sr-measure-stockpile-volume/id1569961235) | 3.8 (47) | Free | Business |
| [United Rentals](https://appshunter.io/ios/app/united-rentals/id808843193) | 4.8 (1,342) | Free | Business |

## More apps by H3 Apps, LLC

- [Wastewater Manager](https://appshunter.io/ios/app/wastewater-manager/id598620924)
- [Nim Logic](https://appshunter.io/ios/app/nim-logic/id1217073545)
- [Bidding Jobs](https://appshunter.io/ios/app/bidding-jobs/id1253515701)
- [Farmer's Market U.S.](https://appshunter.io/ios/app/farmers-market-us/id1346375877)
- [Bike Stations Toronto](https://appshunter.io/ios/app/bike-stations-toronto/id1394253371)
- [Bike Stations Washington DC](https://appshunter.io/ios/app/bike-stations-washington-dc/id1400488560)

All apps by H3 Apps, LLC: https://appshunter.io/developer/598620927

## Related topics

[rebar grid calculator](https://appshunter.io/ios/topics/rebar-grid-calculator) · [rebar grid calculator pro](https://appshunter.io/ios/topics/rebar-grid-calculator-pro) · [csirebar](https://appshunter.io/ios/topics/csirebar) · [tmt rebar steel calculator](https://appshunter.io/ios/topics/tmt-rebar-steel-calculator) · [rebar calculator pro](https://appshunter.io/ios/topics/rebar-calculator-pro)

---

*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 2026-08-25.*