Wingload calculator vs LB Altimeters
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wingload calculator
Calculate wing loading for skydivers with ease. Supports both kilograms and pounds for your convenience. A simple tool for a critical calculation.
- Wing load calculation
- Supports kilograms
- Supports pounds
- Easy to use interface
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Easy to use wing load calculator. Kilos and pounds are supported.
LB Altimeters
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.
- USPA approved digital logbook
- Import jumps via Bluetooth
- Gear maintenance tracking
- Cloud-based backup
- Device control for altimeters
- Customizable logbook types
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JumpTrack includes a comprehensive, USPA approved digital logbook, allowing you to track your skydives and your gear maintenance needs. You can enter your jumps manually or download jumps from your OPTIMA3, QUATTRO3, or PROTRACK3 via Bluetooth. Export your jump data for a printout of your jumps, including a copy of the digital signature. Device Accessibility • Easily set your climb to altitude, high speed, and low speed warnings from your phone • Turn your OPTIMA3, QUATTRO3, or PROTRACK3 off from your phone • Set the time manually or sync the time from your phone • Select between and feet and meters from JumpTrack • Adjust the volume and pitch Logbook • USPA Approved Logbook • Import jumps from your OPTIMA3, QUATTRO3, or PROTRACK3 via Bluetooth • Export your logbook via email • Default settings to quickly enter jumps, including location, aircraft, gear, jump type, etc. • Includes cloud based backup of your logbook and jump information • Track jumps on your container, main, reserve, and AAD • Receive notifications when your gear is due for maintenance, from line set changes to AAD and reserve maintenance • Create multiple logbooks to track different types of jumps; AFF, Tandem, Coach, Organizing, Hop and Pop, Events, Dropzone etc. • Track your ratings and membership information • Signature and license number fields allow all your jumps to be verified for license and rating applications • JumpTrack includes cloud based backup of your logbook and jump information
Screenshots
Verdict
The clearest difference is review sentiment: LB Altimeters at 50% against Wingload calculator's 0%. LB Altimeters also leads on ratings volume (3 vs 1). Wingload calculator's advantage is rating (5.0 vs 3.7) and update cadence (every 3 weeks vs every 9 months). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Wingload calculator holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews complicate that: 0% of Wingload calculator's written reviews are positive against 50% of LB Altimeters's, so the app with the better star average is not the one people write more warmly about.
Wingload calculator ships an update every 3 weeks, LB Altimeters every 9 months. Both last shipped on November 3, 2026.
| Parameter | Wingload calculator | LB Altimeters |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 3.7 (3 ratings) |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 3 weeks — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 10.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 14 MB | 83 MB |
| Age rating | 4+ | 17+ |
| Developer | Igor Kamenev | Larsen and Brusgaard |
Customer experience
Wingload calculator
LB Altimeters
In-app purchases
Wingload calculator
No in-app purchases
LB Altimeters
No in-app purchases
Questions
Is Wingload calculator free?
Is LB Altimeters free?
Which has better reviews, Wingload calculator or LB Altimeters?
Do Wingload calculator or LB Altimeters have ads?
Which is updated more often, Wingload calculator or LB Altimeters?
Other comparisons
