# GradingScale vs Bra Construction

The clearest difference is update cadence: Bra Construction at every 21 months against GradingScale's every 93 months. GradingScale's advantage is iOS requirement (11.3 vs 14.0). 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.

GradingScale ships an update every 93 months, Bra Construction every 21 months. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | GradingScale | Bra Construction |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/gradingscale/id1372581887/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 93 months | **Every 21 months** |
| Monetization | Free | — |
| Size | 8 MB | 307 MB |
| Requires iOS | **11.3** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nady Analytics, LLC](https://appshunter.io/developer/1236618804) | [The Hong Kong Polytechnic University](https://appshunter.io/developer/442903588) |

## What reviewers say

### GradingScale

[App page](https://appshunter.io/ios/app/gradingscale/id1372581887)

Easily calculate assignment grades by inputting the total number of questions and the number answered correctly. This tool streamlines the grading process for educators and students alike.

**Highlights:** Calculate assignment grades, Input total questions, Input correct answers, Streamlined grading process

**Features:** macOS Compatibility

**In-app purchases:** none


### Bra Construction

[App page](https://appshunter.io/ios/app/bra-construction/id1481535881)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GradingScale free?

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

### Is Bra Construction free?

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

### Do GradingScale or Bra Construction have ads?

Neither GradingScale nor Bra Construction shows ads.

### Which is updated more often, GradingScale or Bra Construction?

GradingScale ships an update every 93 months, and Bra Construction every 21 months. Most recently, GradingScale was updated on October 6, 2026 and Bra Construction on October 14, 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.*