# Rebar Calc vs SpringCalc

The clearest difference is update cadence: SpringCalc at every 2 weeks against Rebar Calc's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Rebar Calc ships an update every 2 months, SpringCalc every 2 weeks. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Rebar Calc | SpringCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (644 ratings)](https://appshunter.io/ios/app/rebar-calc/id1134344254/reviews)** | — |
| Number of ratings | **644** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 13 MB | 7 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Appco LLC (USA)](https://appshunter.io/developer/1027562416) | [Sui Fai Law](https://appshunter.io/developer/1889201616) |

## What reviewers say

### Rebar Calc

[App page](https://appshunter.io/ios/app/rebar-calc/id1134344254)

This app simplifies concrete and rebar calculations for construction projects. It helps estimate rebar tonnage, mesh quantities, and concrete volume, and can even provide quotes for materials.

**Highlights:** Rebar tonnage calculation, Sheet and roll mesh estimation, Concrete volume estimator, Material quote generation, Adjustable lap amount, Configurable rebar/mesh size

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### SpringCalc

[App page](https://appshunter.io/ios/app/springcalc/id6770431388)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Rebar Calc free?

Rebar Calc is free to download, with no in-app purchases.

### Is SpringCalc free?

SpringCalc is free to download, with no in-app purchases.

### Do Rebar Calc or SpringCalc have ads?

Both Rebar Calc and SpringCalc show ads.

### Which is updated more often, Rebar Calc or SpringCalc?

Rebar Calc ships an update every 2 months, and SpringCalc every 2 weeks. Most recently, Rebar Calc was updated on October 29, 2026 and SpringCalc on October 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*