# Rockd vs SnowTool

The clearest difference is rating: SnowTool at 5.0 against Rockd's 4.4. Rockd's advantage is ratings volume (185 vs 3). 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.

SnowTool holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Rockd has 185 ratings behind it against 3, so its average is the more settled of the two.

## The numbers

| Metric | Rockd | SnowTool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (185 ratings)](https://appshunter.io/ios/app/rockd/id1153056624/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/snowtool/id6738972774/reviews)** |
| Number of ratings | **185** | 3 |
| Positive reviews | 73.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | Free |
| Size | 259 MB | 89 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [University of Wisconsin-Madison Shared Apps](https://appshunter.io/developer/908478605) | [Lisa Morgan](https://appshunter.io/developer/1783224342) |

## What reviewers say

### Rockd

[App page](https://appshunter.io/ios/app/rockd/id1153056624)

Discover and document the geology around you. Access global geologic maps, 3D globes, and detailed summaries of your surroundings. Contribute your own observations and track your exploration of Earth's geologic history.

**Highlights:** Interactive global geologic maps, 3D virtual globe exploration, Field observation logging, Offline map caching, Paleogeographic map access, Stratigraphic column viewing, Geologic literature integration

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

**In-app purchases:** none

**What reviewers like**

- 🗺️ Comprehensive geological maps with detailed information
- 💡 Innovative integration of peer-reviewed references and literature
- 🧭 Built-in Brunton compass and clinometer tools
- 📱 User-friendly interface and intuitive navigation
- 🌍 Global coverage with paleomaps and stratigraphic data

**What reviewers complain about**

- 🐛 Black map display issues in offline and online modes
- 📍 GPS tracking and real-time position updates failing
- 🔌 Offline functionality severely limited or broken
- 🔐 Persistent login requirement without password saving
- ⚠️ Error dialogs that won't dismiss

**Reported bugs**

- Black map display in airplane mode and online
- Persistent error dialogs that cannot be dismissed
- GPS not tracking in real-time
- Offline check-ins not syncing properly
- Sign-up page jumps between fields and login page

**Requested features**

- Follow/friend mechanic to track other users' check-ins
- Rock identification tool from photo uploads
- Offline map download with customizable zoom levels
- Stereonet tool for structural geology
- Groundwater/aquifer information section


### SnowTool

[App page](https://appshunter.io/ios/app/snowtool/id6738972774)

Identify snow crystals with this free educational app. It uses international classifications to help you understand atmospheric and snowpack structures, featuring a gallery of high-resolution images and a comprehensive glossary.

**Highlights:** Snow crystal identification, International classification system, Atmospheric vs. Snowpack forms, High-resolution image gallery, Snow science glossary, Educational resource

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rockd free?

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

### Is SnowTool free?

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

### Which has better reviews, Rockd or SnowTool?

SnowTool is rated higher. Rockd averages 4.4 out of 5 from 185 ratings, while SnowTool averages 5.0 from 3 ratings.

### Do Rockd or SnowTool have ads?

Neither Rockd nor SnowTool 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.*