# worldsteel vs CoalMint

The clearest difference is in-app purchases: worldsteel at none against CoalMint's 3. CoalMint's advantage is iOS requirement (11.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CoalMint sells 3 in-app purchases, starting at $149.99 per year. worldsteel asks for nothing beyond the download.

worldsteel ships an update every 3 months, CoalMint every 4 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | worldsteel | CoalMint |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 76 MB | 147 MB |
| Requires iOS | 17.0 | **11.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [World Steel Association ASBL](https://appshunter.io/developer/1378436619) | [SteelMint Info Services LLP](https://appshunter.io/developer/885759138) |

## What reviewers say

### worldsteel

[App page](https://appshunter.io/ios/app/worldsteel/id1152872635)

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

**In-app purchases:** none


### CoalMint

[App page](https://appshunter.io/ios/app/coalmint/id1451921246)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PriceOnly12MonthsPlan | $149.99 | per year |
| 1 Year Auto Renew Plan | $249.99 | per year |
| Professional12Months | $300.00 | per year |


## Frequently asked questions

### Is worldsteel free?

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

### Is CoalMint free?

CoalMint is free to download, with in-app purchases available.

### Do worldsteel or CoalMint have ads?

Neither worldsteel nor CoalMint shows ads.

### Which is updated more often, worldsteel or CoalMint?

worldsteel ships an update every 3 months, and CoalMint every 4 months. Most recently, worldsteel was updated on November 1, 2026 and CoalMint on November 2, 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.*