# CoalMint vs Adani IRM

The clearest difference is in-app purchases: Adani IRM at none against CoalMint's 3. Adani IRM also leads on update cadence (every 2 days vs every 4 months). CoalMint's advantage is iOS requirement (11.1 vs 13.0). On price, 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. Adani IRM asks for nothing beyond the download.

CoalMint ships an update every 4 months, Adani IRM every 2 days. The most recent releases landed on September 14, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | CoalMint | Adani IRM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Size | 147 MB | 23 MB |
| Requires iOS | **11.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SteelMint Info Services LLP](https://appshunter.io/developer/885759138) | [Adani Enterprises Ltd.](https://appshunter.io/developer/1587293860) |

## What reviewers say

### 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 |


### Adani IRM

[App page](https://appshunter.io/ios/app/adani-irm/id1644069145)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CoalMint free?

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

### Is Adani IRM free?

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

### Do CoalMint or Adani IRM have ads?

Neither CoalMint nor Adani IRM shows ads.

### Which is updated more often, CoalMint or Adani IRM?

CoalMint ships an update every 4 months, and Adani IRM every 2 days. Most recently, CoalMint was updated on September 14, 2026 and Adani IRM on September 13, 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.*