# CalTopo vs GradeTool

The clearest difference is chart position: CalTopo at #115 against GradeTool's unranked. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | CalTopo | GradeTool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (7.6K ratings)](https://appshunter.io/ios/app/caltopo-backcountry-mapping/id1460038458/reviews)** | — |
| Number of ratings | **7.6K** | — |
| Positive reviews | 56.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free | — |
| Best chart rank | **#115** | — |
| Size | 165 MB | 2 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CalTopo LLC](https://appshunter.io/developer/1460038457) | [Benjamin Lucas](https://appshunter.io/developer/1518913655) |

## What reviewers say

### CalTopo

[App page](https://appshunter.io/ios/app/caltopo-backcountry-mapping/id1460038458)

**Currently charting:** #115 Top Free · Navigation (US App Store)

Plan and navigate off-grid adventures with detailed offline maps and real-time weather forecasts. Trusted by professionals, this app offers seamless syncing and collaborative planning for backcountry pursuits.

**Highlights:** Offline map downloads, Satellite imagery, Route planning, GPS tracking, Weather forecasting, Collaborative map sharing, Slope angle shading

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Powerful mapping features
- 💡 Extensive data layers
- 👍 Detailed trail and terrain information
- 👍 Useful for SAR operations
- 👍 Great for planning outdoor adventures

**What reviewers complain about**

- 🐛 Buggy and unstable mobile app
- 🐛 Maps not always loading properly
- 🐛 Slow map rendering
- 🔋 High battery consumption
- 👎 Difficult to use for casual users

**Reported bugs**

- Trails and tracks disappearing
- Coordinate display issues
- Frequent app crashes and freezes
- Incompatibility with older devices

**Requested features**

- Add 3D map view
- Implement route snapping to trails
- Improve offline map download capabilities
- Add photo geotagging functionality
- Implement course-up map orientation


### GradeTool

[App page](https://appshunter.io/ios/app/gradetool/id6745153063)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CalTopo free?

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

### Is GradeTool free?

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

### Do CalTopo or GradeTool have ads?

Neither CalTopo nor GradeTool 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.*