# Altimeter Offline Pro vs Vol

The clearest difference is price: Vol at Free against Altimeter Offline Pro's $1.99. Vol also leads on update cadence (weekly vs every 8 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Vol is free to download; Altimeter Offline Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Altimeter Offline Pro ships an update every 8 months, Vol weekly. The most recent releases landed on October 29, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Altimeter Offline Pro | Vol |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | — | Free |
| Size | 8 MB | 63 MB |
| Requires iOS | 15.6 | **15.0.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arnau Egea](https://appshunter.io/developer/902788505) | [Maeva Giacometti](https://appshunter.io/developer/1726750976) |

## What reviewers say

### Altimeter Offline Pro

[App page](https://appshunter.io/ios/app/altimeter-offline-pro/id1085244790)

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

**In-app purchases:** none


### Vol

[App page](https://appshunter.io/ios/app/vol/id6476445476)

This app helps paragliders track their progress, analyze strengths and weaknesses, and manage equipment maintenance. It provides exercises to improve skills and a logbook to record experiences and important information.

**Highlights:** Mental analysis of strengths and weaknesses, Six levels of progressive exercises, Flight logbook for experiences and memories, Paragliding equipment maintenance tracking, Centralized document storage

**In-app purchases:** none


## Frequently asked questions

### Is Altimeter Offline Pro free?

Altimeter Offline Pro costs $1.99, with no in-app purchases.

### Is Vol free?

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

### Do Altimeter Offline Pro or Vol have ads?

Neither Altimeter Offline Pro nor Vol shows ads.

### Which is updated more often, Altimeter Offline Pro or Vol?

Altimeter Offline Pro ships an update every 8 months, and Vol weekly. Most recently, Altimeter Offline Pro was updated on October 29, 2026 and Vol on October 19, 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.*