# Dolphin Spotter vs MoveJack

The clearest difference is in-app purchases: Dolphin Spotter at none against MoveJack's 3. MoveJack's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MoveJack sells 3 in-app purchases, starting at $6.99 per month. Dolphin Spotter asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Dolphin Spotter | MoveJack |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free | — |
| Size | 16 MB | 19 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Neil Thomas](https://appshunter.io/developer/363455395) | [TrackJack International](https://appshunter.io/developer/1839175490) |

## What reviewers say

### Dolphin Spotter

[App page](https://appshunter.io/ios/app/dolphin-spotter/id6484592546)

Easily record and share your dolphin sightings with a global community. Document locations, species, and behaviors, and enhance your entries with photos. Receive real-time notifications of nearby sightings to never miss an encounter.

**Highlights:** Effortless sighting recording, Location mapping, Detailed sighting input, Photo documentation, Real-time sighting notifications, Community sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### MoveJack

[App page](https://appshunter.io/ios/app/movejack/id6752381230)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MoveJack Pro – Monthly | $6.99 | per month |
| MoveJack Pro (6 Months) | $39.99 | per 6 months |
| MoveJack Pro – Yearly | $59.99 | per year |


## Frequently asked questions

### Is Dolphin Spotter free?

Dolphin Spotter is free to download, with no in-app purchases.

### Is MoveJack free?

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

### Do Dolphin Spotter or MoveJack have ads?

Neither Dolphin Spotter nor MoveJack shows ads.

### Which is updated more often, Dolphin Spotter or MoveJack?

Dolphin Spotter ships an update weekly, and MoveJack weekly. Most recently, Dolphin Spotter was updated on October 10, 2026 and MoveJack on October 16, 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.*