# krakentools vs Fathom Dive Planner

The clearest difference is update cadence: Fathom Dive Planner at every 2 days against krakentools's every 8 days. krakentools's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. krakentools sells 3 in-app purchases, starting at $3.99 per month and Fathom Dive Planner sells 2 in-app purchases, starting at $2.99 per year. Whichever you choose, the download price is not the number that matters.

krakentools ships an update every 8 days, Fathom Dive Planner every 2 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | krakentools | Fathom Dive Planner |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 2 days** |
| Monetization | Free | — |
| Size | 140 MB | 8 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Arndt Kemper](https://appshunter.io/developer/1892010136) | [Total Immersion](https://appshunter.io/developer/408473253) |

## What reviewers say

### krakentools

[App page](https://appshunter.io/ios/app/krakentools-tecrec-tools/id6761906896)

This comprehensive dive toolbox offers planning and safety features for recreational, Nitrox, TEC, and CCR divers. It includes a digital logbook with Bluetooth connectivity for various dive computers, extensive import/export options, and tools for underwater media editing.

**Highlights:** Dive planner for various dive types, Decompression planner with Bühlmann ZH-L16C, Gas planning and analysis tools, Digital logbook with Bluetooth sync, Import/export dive data, Underwater photo/video color correction, CCR-specific dive tools

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KrakenTools Pro - Monthly | $3.99 | per month |
| KrakenTools Pro - Yearly | $44.99 | per year |
| KrakenTools Pro Version | $49.99 | one-time |


### Fathom Dive Planner

[App page](https://appshunter.io/ios/app/fathom-dive-planner/id6775766574)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fathom Premium - Annual | $2.99 | per year |
| Fathom Premium - Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is krakentools free?

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

### Is Fathom Dive Planner free?

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

### Do krakentools or Fathom Dive Planner have ads?

Neither krakentools nor Fathom Dive Planner shows ads.

### Which is updated more often, krakentools or Fathom Dive Planner?

krakentools ships an update every 8 days, and Fathom Dive Planner every 2 days. Most recently, krakentools was updated on October 31, 2026 and Fathom Dive Planner on November 5, 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.*