# D vs BDM Tool

The clearest difference is iOS requirement: D at 13.0 against BDM Tool's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 29, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | D | BDM Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 34 MB | 7 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SECUREMME SRL](https://appshunter.io/developer/1076281466) | [Jian Ying Huaung](https://appshunter.io/developer/1671676468) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-smart-20/id1483095654)

**Features:** macOS Compatibility

**In-app purchases:** none


### BDM Tool

[App page](https://appshunter.io/ios/app/bdm-tool/id1671676466)

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

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is BDM Tool free?

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

### Do D or BDM Tool have ads?

Neither D nor BDM Tool shows ads.

### Which is updated more often, D or BDM Tool?

D ships an update monthly, and BDM Tool monthly. Most recently, D was updated on September 29, 2026 and BDM Tool on September 15, 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.*