# bmp vs Stamp STL Maker

The clearest difference is in-app purchases: bmp at none against Stamp STL Maker's 5. bmp also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Stamp STL Maker sells 5 in-app purchases, starting at $2.99 per month. bmp asks for nothing beyond the download.

bmp ships an update every 3 months, Stamp STL Maker every 2 months. The most recent releases landed on September 30, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | bmp | Stamp STL Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/stamp-stl-maker/id1480171975/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | — | Ad-supported |
| Size | 68 MB | 60 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [WIADOK GmbH & Co. KG](https://appshunter.io/developer/1451176200) | [CloudSpirit Limited](https://appshunter.io/developer/816154234) |

## What reviewers say

### bmp

[App page](https://appshunter.io/ios/app/bmp/id1478780198)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stamp STL Maker

[App page](https://appshunter.io/ios/app/stamp-stl-maker/id1480171975)

Design custom 3D printable stamps from logos, images, or text. Generate high-quality STL files for your 3D printer with features like curved text and 3D preview.

**Highlights:** Create stamps from logos, images, or text, Generate STL files for 3D printing, Multiple base shapes, Curved text alignment, Adjustable stamp depth, Intuitive 3D preview

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stamp Maker Pro Monthly | $2.99 | per month |
| Stamp Maker Pro Yearly | $14.99 | per year |
| Font Pack Classic | $1.99 | one-time |
| Font Pack Signature | $1.99 | one-time |
| Stamp Maker Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is bmp free?

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

### Is Stamp STL Maker free?

Stamp STL Maker is free to download, with in-app purchases available.

### Do bmp or Stamp STL Maker have ads?

Stamp STL Maker shows ads; bmp does not.

### Which is updated more often, bmp or Stamp STL Maker?

bmp ships an update every 3 months, and Stamp STL Maker every 2 months. Most recently, bmp was updated on September 30, 2026 and Stamp STL Maker on September 25, 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.*