# Steel Data vs e度

The clearest difference is ads: e度 at none against Steel Data's shown. e度 also leads on iOS requirement (15.0 vs 18.6). Steel Data's advantage is update cadence (monthly vs every 2 months). On price, 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.

Steel Data ships an update monthly, e度 every 2 months. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Steel Data | e度 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/steel-data/id1255989099/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 13 MB | 32 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Huaping Ye](https://appshunter.io/developer/1639123510) | [Dian Bai Telecommunications Co.](https://appshunter.io/developer/1481206358) |

## What reviewers say

### Steel Data

[App page](https://appshunter.io/ios/app/steel-data/id1255989099)

This app offers a comprehensive reference for various steel types, sizes, and unit weights. It's designed to assist professionals in the construction industry with quick access to essential steel data.

**Highlights:** Extensive steel type catalog, Detailed size information, Unit weight calculations, Construction industry focus, General reference tool

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

**In-app purchases:** none


### e度

[App page](https://appshunter.io/ios/app/e/id6747743193)

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

**In-app purchases:** none


## Frequently asked questions

### Is Steel Data free?

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

### Is e度 free?

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

### Do Steel Data or e度 have ads?

Steel Data shows ads; e度 does not.

### Which is updated more often, Steel Data or e度?

Steel Data ships an update monthly, and e度 every 2 months. Most recently, Steel Data was updated on November 2, 2026 and e度 on November 8, 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.*