# Whale and Dolphin Tracker vs PPL Exam Prep

The clearest difference is in-app purchases: Whale and Dolphin Tracker at none against PPL Exam Prep's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PPL Exam Prep sells 1 one-off in-app purchase. Whale and Dolphin Tracker asks for nothing beyond the download.

## The numbers

| Metric | Whale and Dolphin Tracker | PPL Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (24 ratings)](https://appshunter.io/ios/app/whale-and-dolphin-tracker/id1336754335/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 22 MB | 44 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pacific Whale Foundation](https://appshunter.io/developer/1336754334) | [Lode Van de Velde](https://appshunter.io/developer/1895747102) |

## What reviewers say

### Whale and Dolphin Tracker

[App page](https://appshunter.io/ios/app/whale-and-dolphin-tracker/id1336754335)

Record sightings of whales and dolphins worldwide. Contribute to global research by logging your observations with GPS data and photos. Help scientists understand marine wildlife distribution and environmental interactions.

**Highlights:** Log sightings in real-time, Built-in GPS logger, Upload photos with sightings, Access submitted data, View global sightings map, Contribute to citizen science

**In-app purchases:** none


### PPL Exam Prep

[App page](https://appshunter.io/ios/app/ppl-exam-prep/id6766782427)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Lifetime Access | $17.99 | one-time |


## Frequently asked questions

### Is Whale and Dolphin Tracker free?

Whale and Dolphin Tracker is free to download, with no in-app purchases.

### Is PPL Exam Prep free?

PPL Exam Prep is free to download, with in-app purchases available.

### Do Whale and Dolphin Tracker or PPL Exam Prep have ads?

Neither Whale and Dolphin Tracker nor PPL Exam Prep shows ads.

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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.*