# Garmin Dive™ vs Catalyst Timer

The clearest difference is in-app purchases: Garmin Dive™ at none against Catalyst Timer's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Catalyst Timer sells 1 one-off in-app purchase. Garmin Dive™ asks for nothing beyond the download.

Garmin Dive™ ships an update every 6 weeks, Catalyst Timer every 2 months. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Garmin Dive™ | Catalyst Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (854 ratings)](https://appshunter.io/ios/app/garmin-dive/id1461262794/reviews)** | — |
| Number of ratings | **854** | — |
| Positive reviews | 49.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 505 MB | 53 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Garmin](https://appshunter.io/developer/411046952) | [CODELLA EMIL DZIUBA KRZYSZTOF GROWINSKI SPOLKA JAWNA](https://appshunter.io/developer/1685654907) |

## What reviewers say

### Garmin Dive™

[App page](https://appshunter.io/ios/app/garmin-dive/id1461262794)

This app serves as a comprehensive diving logbook and planning tool. It automatically records dive data, tracks gas consumption, and supports various diving disciplines. Users can also discover dive sites, manage gear, and share experiences with a community.

**Highlights:** Automatic dive logging, Gas consumption tracking, Support for multiple dive types, Interactive dive site maps, Gear and service tracking, Real-time diver monitoring

**In-app purchases:** none

**What reviewers like**

- 🚀 Automatic dive logging
- 👍 Versatile for different sports
- 💡 Integrated with Garmin ecosystem
- 🚀 Ease of use
- 👍 Detailed dive information

**What reviewers complain about**

- 🐛 Sync issues with dive computer
- 🐛 Buggy and crashes
- 🔒 Requires internet connection
- 🐛 Cannot recover deleted dives
- 🐛 Dive numbers not automatically updated

**Reported bugs**

- Cannot save dive logs
- Dive sites not found in the app
- Randomly missing dive logs
- Photos not displayed chronologically
- Sync issues with Mk2i device

**Requested features**

- Dive planner in the app
- Export dive data to other apps
- Ability to combine short dives
- Import dive logs from other software
- More detailed statistics and analytics


### Catalyst Timer

[App page](https://appshunter.io/ios/app/catalyst-timer/id6749471956)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro Access | $9.99 | one-time |


## Frequently asked questions

### Is Garmin Dive™ free?

Garmin Dive™ is free to download, with no in-app purchases.

### Is Catalyst Timer free?

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

### Do Garmin Dive™ or Catalyst Timer have ads?

Neither Garmin Dive™ nor Catalyst Timer shows ads.

### Which is updated more often, Garmin Dive™ or Catalyst Timer?

Garmin Dive™ ships an update every 6 weeks, and Catalyst Timer every 2 months. Most recently, Garmin Dive™ was updated on October 24, 2026 and Catalyst Timer on October 12, 2026.

---

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