# Dive Kit vs Ratio Divelogger

The clearest difference is in-app purchases: Ratio Divelogger at none against Dive Kit's 3. Ratio Divelogger also leads on iOS requirement (14.2 vs 16.4). Dive Kit's advantage is update cadence (every 4 days vs every 9 months). On price, ads and device support there is nothing between them.

Both are free to download. Dive Kit sells 3 in-app purchases, starting at $4.99 per month. Ratio Divelogger asks for nothing beyond the download.

Dive Kit ships an update every 4 days, Ratio Divelogger every 9 months. The most recent releases landed on November 11, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Dive Kit | Ratio Divelogger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dive-kit-deco-planner-and-tools/id6753089545/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 9 months |
| Monetization | Freemium | — |
| Size | 128 MB | 90 MB |
| Requires iOS | 16.4 | **14.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RONNY MAJANI](https://appshunter.io/developer/1842415083) | [Jiri Prajz](https://appshunter.io/developer/1857249962) |

## What reviewers say

### Dive Kit

[App page](https://appshunter.io/ios/app/dive-kit-deco-planner-and-tools/id6753089545)

This app offers advanced dive planning tools for technical divers, including decompression calculations for various gas mixes and dive profiles. It also provides a suite of free utilities for gas analysis, consumption, and dive preparation.

**Highlights:** Decompression planning for open-circuit, nitrox, trimix, and CCR, Gradient factors and custom stop rounding, Contingency dive planning, Gas management and reserve calculations, Offline functionality, Certification wallet, Free dive tools including Best Mix and Gas Specs

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Skuba Tools Pro Monthly | $4.99 | per month |
| Tip | $0.99 | one-time |
| Decompression Planner | $24.99 | one-time |


### Ratio Divelogger

[App page](https://appshunter.io/ios/app/ratio-divelogger/id6755915911)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dive Kit free?

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

### Is Ratio Divelogger free?

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

### Do Dive Kit or Ratio Divelogger have ads?

Neither Dive Kit nor Ratio Divelogger shows ads.

### Which is updated more often, Dive Kit or Ratio Divelogger?

Dive Kit ships an update every 4 days, and Ratio Divelogger every 9 months. Most recently, Dive Kit was updated on November 11, 2026 and Ratio Divelogger on November 9, 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.*