# Baltic Blender vs OWIPEX S.A.M TB

The clearest difference is in-app purchases: OWIPEX S.A.M TB at none against Baltic Blender's 2. OWIPEX S.A.M TB also leads on iOS requirement (12.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Baltic Blender sells 2 one-off in-app purchases. OWIPEX S.A.M TB asks for nothing beyond the download.

Baltic Blender ships an update every 5 months, OWIPEX S.A.M TB every 9 months. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Baltic Blender | OWIPEX S.A.M TB |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 38.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 34 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eskil Olsen](https://appshunter.io/developer/304464486) | [OWIPEX GmbH](https://appshunter.io/developer/1767767994) |

## What reviewers say

### Baltic Blender

[App page](https://appshunter.io/ios/app/baltic-blender/id511697085)

This app assists technical divers in accurately blending gases for SCUBA diving using advanced real gas models. It performs complex calculations for partial-pressure techniques, supporting nitrox and optional trimix upgrades. The tool aids in precise gas mixture creation, emphasizing safety and accuracy in diving preparations.

**Highlights:** Nitrox blending, Trimix blending (in-app purchase), Volume and pricing calculations (in-app purchase), Real gas law (GERG-2004), Metric and imperial units, Simultaneous cylinder work, Bill printing/emailing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trimix | $4.99 | one-time |
| Volumes & Pricing | $4.99 | one-time |


### OWIPEX S.A.M TB

[App page](https://appshunter.io/ios/app/owipex-sam-tb/id6673896306)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Baltic Blender free?

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

### Is OWIPEX S.A.M TB free?

OWIPEX S.A.M TB is free to download, with no in-app purchases.

### Do Baltic Blender or OWIPEX S.A.M TB have ads?

Neither Baltic Blender nor OWIPEX S.A.M TB shows ads.

### Which is updated more often, Baltic Blender or OWIPEX S.A.M TB?

Baltic Blender ships an update every 5 months, and OWIPEX S.A.M TB every 9 months. Most recently, Baltic Blender was updated on October 17, 2026 and OWIPEX S.A.M TB on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*