# Dolphin Spotter vs Tomoz

The clearest difference is in-app purchases: Dolphin Spotter at none against Tomoz's 3. Dolphin Spotter also leads on update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Tomoz sells 3 one-off in-app purchases. Dolphin Spotter asks for nothing beyond the download.

Dolphin Spotter ships an update weekly, Tomoz every 3 weeks. The most recent releases landed on September 8, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Dolphin Spotter | Tomoz |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free | — |
| Size | 16 MB | 6 MB |
| Requires iOS | **17.0** | 18.5 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Neil Thomas](https://appshunter.io/developer/363455395) | [Mat Benfield](https://appshunter.io/developer/1818791310) |

## 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


### Tomoz

[App page](https://appshunter.io/ios/app/tomoz/id6748755747)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Espresso | $0.99 | one-time |
| Reminders Integration | $1.99 | one-time |
| Coffee | $2.99 | one-time |


## Frequently asked questions

### Is Dolphin Spotter free?

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

### Is Tomoz free?

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

### Do Dolphin Spotter or Tomoz have ads?

Neither Dolphin Spotter nor Tomoz shows ads.

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

Dolphin Spotter ships an update weekly, and Tomoz every 3 weeks. Most recently, Dolphin Spotter was updated on September 8, 2026 and Tomoz on September 12, 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.*