# PADI Training vs The Shark Trust

The clearest difference is review sentiment: The Shark Trust at 67% against PADI Training's 21%. The Shark Trust also leads on rating (5.0 vs 3.6) and update cadence (every 2 weeks vs every 3 months). PADI Training's advantage is ratings volume (18 vs 5) and iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

The Shark Trust holds the better App Store score, 5.0 against 3.6. Both are backed by a comparable volume of ratings — 18 and 5 respectively. Written reviews point the same way: 21% of PADI Training's written reviews are positive against 67% of The Shark Trust's.

PADI Training ships an update every 3 months, The Shark Trust every 2 weeks. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PADI Training | The Shark Trust |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (18 ratings)](https://appshunter.io/ios/app/padi-training/id1471474067/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/the-shark-trust/id1597701543/reviews)** |
| Number of ratings | **18** | 5 |
| Positive reviews | 21.3% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 35 MB | 93 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [PADI Americas, Inc.](https://appshunter.io/developer/416901045) | [Shark Trust](https://appshunter.io/developer/918121148) |

## What reviewers say

### PADI Training

[App page](https://appshunter.io/ios/app/padi-training/id1471474067)

Access and study your PADI training materials offline. Prepare for your underwater adventures and explore the marine world anytime, anywhere.

**Highlights:** Download PADI training materials, Offline access to study guides, Learn on the go, Prepare for diving adventures

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great way to learn
- 👍 Convenient offline access
- 👍 Better than browser version
- 👍 Well-structured course materials
- 👍 Professional instructors

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 Progress not syncing
- 🐛 Loses progress state
- 🐛 Videos not playing
- 🐛 Cannot log dives

**Reported bugs**

- App crashes frequently
- Progress not syncing between devices
- Videos do not play or show black screen
- Cannot log dives (location selection issue)
- Downloaded content not accessible offline

**Requested features**

- Allow offline use of downloaded material
- Improve progress synchronization
- Fix video playback issues
- Enable offline login
- Add bookmarks or progress markers


### The Shark Trust

[App page](https://appshunter.io/ios/app/the-shark-trust/id1597701543)

Contribute to shark conservation by reporting sightings and eggcases. This app centralizes five citizen science projects, helping you identify marine life and track your discoveries. Engage with a community of ocean enthusiasts and collect virtual shark cards.

**Highlights:** Five citizen science shark reporting projects, Community map of local reports, Collectible shark cards, Eggcase identification tool, User profile and logbook, Shark and ray entanglement reporting

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

**In-app purchases:** none


## Frequently asked questions

### Is PADI Training free?

PADI Training is free to download, with no in-app purchases.

### Is The Shark Trust free?

The Shark Trust is free to download, with no in-app purchases.

### Which has better reviews, PADI Training or The Shark Trust?

The Shark Trust is rated higher. PADI Training averages 3.6 out of 5 from 18 ratings, while The Shark Trust averages 5.0 from 5 ratings.

### Do PADI Training or The Shark Trust have ads?

Neither PADI Training nor The Shark Trust shows ads.

### Which is updated more often, PADI Training or The Shark Trust?

PADI Training ships an update every 3 months, and The Shark Trust every 2 weeks. Most recently, PADI Training was updated on October 21, 2026 and The Shark Trust on October 24, 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.*