# Mares App vs Pro Dive

The clearest difference is iOS requirement: Mares App at 16.6 against Pro Dive's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Mares App sells 8 in-app purchases, starting at $2.99 per month and Pro Dive sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Mares App ships an update every 3 weeks, Pro Dive every 5 weeks. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Mares App | Pro Dive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (183 ratings)](https://appshunter.io/ios/app/mares-app/id1625641063/reviews)** | — |
| Number of ratings | **183** | — |
| Positive reviews | 47.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 247 MB | 32 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Head Watersports S.p.A.](https://appshunter.io/developer/1193522423) | [Millennium Ltd](https://appshunter.io/developer/348691313) |

## 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 |


### Pro Dive

[App page](https://appshunter.io/ios/app/pro-dive/id6444813304)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Dive monthly | $6.99 | per month |
| Pro Dive anual | $59.99 | per year |
| Pro Dive Lifetime | $139.99 | one-time |


## Frequently asked questions

### Is Mares App free?

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

### Is Pro Dive free?

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

### Do Mares App or Pro Dive have ads?

Neither Mares App nor Pro Dive shows ads.

### Which is updated more often, Mares App or Pro Dive?

Mares App ships an update every 3 weeks, and Pro Dive every 5 weeks. Most recently, Mares App was updated on September 30, 2026 and Pro Dive on September 29, 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.*