# AirCalc vs Adventure Guide Navigator

The clearest difference is review sentiment: AirCalc at 100% against Adventure Guide Navigator's 25%. AirCalc also leads on in-app purchases (none vs 3). Adventure Guide Navigator's advantage is update cadence (every 4 weeks vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Adventure Guide Navigator sells 3 in-app purchases, starting at $4.00 per month. AirCalc asks for nothing beyond the download.

AirCalc ships an update every 6 months, Adventure Guide Navigator every 4 weeks. The most recent releases landed on November 12, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | AirCalc | Adventure Guide Navigator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 32 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tailwind Software](https://appshunter.io/developer/1226833362) | [Adventure Guide NZ Limited](https://appshunter.io/developer/1726069056) |

## What reviewers say

### AirCalc

[App page](https://appshunter.io/ios/app/aircalc/id1226833363)

This app displays relative wind information, including components for crosswind and head/tail wind. It calculates pressure altitude, density altitude, and true airspeed using various inputs. Wind speed and direction are computed from airspeed, heading, GPS track, and groundspeed.

**Highlights:** Relative wind arrow display, Crosswind and head/tail wind components, Pressure and density altitude calculation, True airspeed calculation, Wind speed and direction computation, Unit selection

**Features:** Vision Pro support

**In-app purchases:** none


### Adventure Guide Navigator

[App page](https://appshunter.io/ios/app/adventure-guide-navigator/id6476327183)

Explore over 1,000 adventure routes and 4x4 tracks with detailed offline maps. Discover vehicle-accessible campsites, remote huts, fuel stations, and points of interest. Designed for vehicle navigation with simple one-touch controls.

**Highlights:** Offline topographic maps, 1,000+ adventure routes & 4x4 tracks, Vehicle accessible campsites & huts, Fuel stations & points of interest, True offline navigation, One-touch navigation

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Supporter $8NZD | $4.00 | per month |
| Supporter $12NZD | $7.00 | per month |
| Supporter $16NZD | $9.00 | per month |


## Frequently asked questions

### Is AirCalc free?

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

### Is Adventure Guide Navigator free?

Adventure Guide Navigator is free to download, with in-app purchases available.

### Do AirCalc or Adventure Guide Navigator have ads?

Neither AirCalc nor Adventure Guide Navigator shows ads.

### Which is updated more often, AirCalc or Adventure Guide Navigator?

AirCalc ships an update every 6 months, and Adventure Guide Navigator every 4 weeks. Most recently, AirCalc was updated on November 12, 2026 and Adventure Guide Navigator on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*