# Baltic Deco Planner Lite vs WKGSIM

The clearest difference is update cadence: Baltic Deco Planner Lite at every 2 months against WKGSIM's every 7 months. Baltic Deco Planner Lite also leads on iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Baltic Deco Planner Lite ships an update every 2 months, WKGSIM every 7 months. The most recent releases landed on October 23, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Baltic Deco Planner Lite | WKGSIM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (9 ratings)](https://appshunter.io/ios/app/baltic-deco-planner-lite/id344421395/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free | — |
| Size | 6 MB | 42 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eskil Olsen](https://appshunter.io/developer/304464486) | [MITSUNORI TERAGAMI](https://appshunter.io/developer/883571123) |

## What reviewers say

### Baltic Deco Planner Lite

[App page](https://appshunter.io/ios/app/baltic-deco-planner-lite/id344421395)

This tool helps technical divers plan staged decompression dives. It supports multi-level and repetitive dives with nitrox, and tracks gas consumption and decompression profiles. Dive plans can be saved for easy reuse.

**Highlights:** Staged decompression dive planning, Nitrox-only diving support, Multi-level and repetitive dive calculations, Gas consumption tracking, Decompression profile calculation, Configurable ascent/descent rates, Saveable dive plans

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

**In-app purchases:** none


### WKGSIM

[App page](https://appshunter.io/ios/app/wkgsim/id1445976080)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Baltic Deco Planner Lite free?

Baltic Deco Planner Lite is free to download, with no in-app purchases.

### Is WKGSIM free?

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

### Do Baltic Deco Planner Lite or WKGSIM have ads?

Neither Baltic Deco Planner Lite nor WKGSIM shows ads.

### Which is updated more often, Baltic Deco Planner Lite or WKGSIM?

Baltic Deco Planner Lite ships an update every 2 months, and WKGSIM every 7 months. Most recently, Baltic Deco Planner Lite was updated on October 23, 2026 and WKGSIM on October 5, 2026.

---

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