# Pro Altimeter vs IGNIS | Wildfire Operations

The clearest difference is price: IGNIS | Wildfire Operations at Free against Pro Altimeter's $0.99. IGNIS | Wildfire Operations also leads on rating (4.8 vs 3.8) and review sentiment (92% vs 56%). Pro Altimeter's advantage is chart position (#25 vs unranked) and iOS requirement (12.0 vs 17.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

IGNIS | Wildfire Operations is free to download; Pro Altimeter costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

IGNIS | Wildfire Operations holds the better App Store score, 4.8 against 3.8. Both are backed by a comparable volume of ratings — 40 and 55 respectively. Written reviews point the same way: 56% of Pro Altimeter's written reviews are positive against 92% of IGNIS | Wildfire Operations's.

Pro Altimeter ships an update every 12 months, IGNIS | Wildfire Operations every 2 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Pro Altimeter | IGNIS | Wildfire Operations |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.8 (40 ratings)](https://appshunter.io/ios/app/pro-altimeter-barometric-plus-gps/id926603602/reviews) | **[4.8 (55 ratings)](https://appshunter.io/ios/app/ignis-wildfire-operations/id1663559375/reviews)** |
| Number of ratings | 40 | **55** |
| Positive reviews | 55.6% of reviews | **91.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Best chart rank | **#25** | — |
| Size | 1 MB | 182 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Craig Hunter](https://appshunter.io/developer/286743884) | [Ignis Technologies, Inc](https://appshunter.io/developer/1663559377) |

## What reviewers say

### Pro Altimeter

[App page](https://appshunter.io/ios/app/pro-altimeter-barometric-plus-gps/id926603602)

**Currently charting:** #25 Top Paid · Navigation (US App Store)

This app measures and computes altitude using your device's barometric pressure sensor and GPS. It offers multiple calibration methods, including GPS, manual input, and airport METAR data, for accurate readings. The interface is simple with large, easy-to-read numbers and offers distinct day and night display modes.

**Highlights:** Barometric and GPS altitude measurement, Multiple calibration methods (GPS, manual, METAR), Real-time accuracy estimates, Large, easy-to-read display, Day and night display modes, Calibration reminders

**Features:** Vision Pro support

**In-app purchases:** none


### IGNIS | Wildfire Operations

[App page](https://appshunter.io/ios/app/ignis-wildfire-operations/id1663559375)

This app provides essential fireline intelligence and mapping tools for wildland firefighters. It centralizes critical information, allowing users to overlay maps, access weather forecasts, and utilize fire-specific symbology. Offline collaboration features are also available for team coordination.

**Highlights:** Overlay GeoPDF maps on dynamic base maps, Access wildland fire layers and weather forecasts, Offline base map downloads, Fire-specific symbology and reference documents, Offline team collaboration via Bluetooth mesh, Record tracks, draw lines, and calculate areas

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

**In-app purchases:** none


## Frequently asked questions

### Is Pro Altimeter free?

Pro Altimeter costs $0.99, with no in-app purchases.

### Is IGNIS | Wildfire Operations free?

IGNIS | Wildfire Operations is free to download, with no in-app purchases.

### Which has better reviews, Pro Altimeter or IGNIS | Wildfire Operations?

IGNIS | Wildfire Operations is rated higher. Pro Altimeter averages 3.8 out of 5 from 40 ratings, while IGNIS | Wildfire Operations averages 4.8 from 55 ratings.

### Do Pro Altimeter or IGNIS | Wildfire Operations have ads?

Neither Pro Altimeter nor IGNIS | Wildfire Operations shows ads.

### Which is updated more often, Pro Altimeter or IGNIS | Wildfire Operations?

Pro Altimeter ships an update every 12 months, and IGNIS | Wildfire Operations every 2 weeks. Most recently, Pro Altimeter was updated on November 1, 2026 and IGNIS | Wildfire Operations on November 3, 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.*