# LB Altimeters vs Jump Master App

The clearest difference is device support: Jump Master App at 3 against LB Altimeters's 1. Jump Master App also leads on iOS requirement (15.0.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

LB Altimeters ships an update every 9 months, Jump Master App every 5 months. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | LB Altimeters | Jump Master App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/lb-altimeters-jumptrack/id1562297391/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 months** |
| Monetization | Free | — |
| Size | 83 MB | 66 MB |
| Requires iOS | 17.0 | **15.0.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Larsen and Brusgaard](https://appshunter.io/developer/935595070) | [PVC Digital Designs](https://appshunter.io/developer/1721519243) |

## What reviewers say

### LB Altimeters

[App page](https://appshunter.io/ios/app/lb-altimeters-jumptrack/id1562297391)

This app serves as a digital logbook for skydiving, allowing users to track jumps, gear maintenance, and certifications. It can import jump data from compatible devices via Bluetooth and offers cloud backup for all logged information.

**Highlights:** USPA approved digital logbook, Import jumps via Bluetooth, Gear maintenance tracking, Cloud-based backup, Device control for altimeters, Customizable logbook types

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

**In-app purchases:** none


### Jump Master App

[App page](https://appshunter.io/ios/app/jump-master-app/id6670606596)

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

**In-app purchases:** none


## Frequently asked questions

### Is LB Altimeters free?

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

### Is Jump Master App free?

Jump Master App is free to download, with no in-app purchases.

### Do LB Altimeters or Jump Master App have ads?

Neither LB Altimeters nor Jump Master App shows ads.

### Which is updated more often, LB Altimeters or Jump Master App?

LB Altimeters ships an update every 9 months, and Jump Master App every 5 months. Most recently, LB Altimeters was updated on October 11, 2026 and Jump Master App on October 9, 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.*