# Mares App vs krakentools

The clearest difference is review sentiment: krakentools at 100% against Mares App's 48%. krakentools also leads on monetization model (free vs free with in-app purchases) and update cadence (every 8 days vs every 4 weeks). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Mares App sells 8 in-app purchases, starting at $2.99 per month and krakentools sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Mares App ships an update every 4 weeks, krakentools every 8 days. The most recent releases landed on October 27, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Mares App | krakentools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (190 ratings)](https://appshunter.io/ios/app/mares-app/id1625641063/reviews)** | — |
| Number of ratings | **190** | — |
| Positive reviews | 48.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 8 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 203 MB | 140 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Head Watersports S.p.A.](https://appshunter.io/developer/1193522423) | [Arndt Kemper](https://appshunter.io/developer/1892010136) |

## What reviewers say

### Mares App

[App page](https://appshunter.io/ios/app/mares-app/id1625641063)

Transform your Apple Watch Ultra into a dive computer, recording dives directly on your wrist. Log scuba, freediving, and technical dives, manage dive sites, and track underwater wildlife sightings. Share your adventures with dive buddies and keep your equipment details organized.

**Highlights:** Apple Watch Ultra dive computer integration, Digital dive logbook, Dive site database and management, Underwater wildlife tracking, Dive buddy sharing, Dive equipment management, Firmware updates

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Snorkel Only | $2.99 | per month |
| Full Featured Month (Housing Only) | $6.99 | per month |
| Full Featured Month (Ultra Only) | $6.99 | per month |
| MARES Fully Featured Monthly | $8.99 | per month |
| Full Featured Yearly (Housing Only) | $49.99 | per year |
| Full Featured Yearly (Ultra Only) | $49.99 | per year |
| MARES Fully Featured Yearly | $69.99 | per year |
| MARES Fully Featured Yearly Family | $119.99 | per year |


### 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 |


## Frequently asked questions

### Is Mares App free?

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

### Is krakentools free?

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

### Do Mares App or krakentools have ads?

Neither Mares App nor krakentools shows ads.

### Which is updated more often, Mares App or krakentools?

Mares App ships an update every 4 weeks, and krakentools every 8 days. Most recently, Mares App was updated on October 27, 2026 and krakentools on October 15, 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.*