# Granite vs AviAlert

The clearest difference is review sentiment: AviAlert at 100% against Granite's 73%. AviAlert also leads on update cadence (weekly vs fortnightly) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Granite sells 1 in-app purchase, starting at $38.99 per year and AviAlert sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Granite ships an update fortnightly, AviAlert weekly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Granite | AviAlert |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 72.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Freemium | Freemium |
| Size | 107 MB | 133 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GraniteLab](https://appshunter.io/developer/1803174725) | [663081 BC Ltd](https://appshunter.io/developer/1818253282) |

## What reviewers say

### Granite

[App page](https://appshunter.io/ios/app/granite-built-for-mountains/id6743494547)

Explore mountains with detailed offline maps and terrain data. Track your hikes, ski tours, and climbs, and sync with your Garmin watch. Share your adventures and discover new routes from a community of mountain lovers.

**Highlights:** Offline 3D maps, Terrain and topographic data, Activity tracking (hike, ski, climb), Garmin watch sync, Personal heatmap and stats, Community trip reports

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $38.99 | per year |


### AviAlert

[App page](https://appshunter.io/ios/app/avialert/id6747109061)

Plan and navigate backcountry adventures with detailed maps, condition checks, and trip planning tools. Build custom routes, record observations, and access essential forecasts to stay safe and prepared in the wilderness.

**Highlights:** Backcountry trip planning, Route drawing and notes, Avalanche forecast directory, Offline map downloads, Weather and forecast access, Navigation tools, Observation tools

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AviAlert Pro - Monthly | $9.99 | per month |
| AviAlert Pro — Annual | $39.99 | per year |


## Frequently asked questions

### Is Granite free?

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

### Is AviAlert free?

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

### Do Granite or AviAlert have ads?

Neither Granite nor AviAlert shows ads.

### Which is updated more often, Granite or AviAlert?

Granite ships an update fortnightly, and AviAlert weekly. Most recently, Granite was updated on November 4, 2026 and AviAlert on October 30, 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.*