# Skyduck vs JumpBook Tracker

The clearest difference is in-app purchases: JumpBook Tracker at none against Skyduck's 3. JumpBook Tracker also leads on update cadence (every 10 days vs every 5 weeks) and iOS requirement (16.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Skyduck sells 3 in-app purchases, starting at $4.99 per month. JumpBook Tracker asks for nothing beyond the download.

Skyduck ships an update every 5 weeks, JumpBook Tracker every 10 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Skyduck | JumpBook Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (175 ratings)](https://appshunter.io/ios/app/skyduck-skydiving-logbook/id1459551774/reviews)** | — |
| Number of ratings | **175** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 127 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Igor Kamenev](https://appshunter.io/developer/910687200) | [Pablo Lara](https://appshunter.io/developer/1871384257) |

## What reviewers say

### Skyduck

[App page](https://appshunter.io/ios/app/skyduck-skydiving-logbook/id1459551774)

This app automatically logs your skydives using phone sensors like GPS and altimeter. View detailed statistics, 3D jump visualizations, and collect digital signatures. It's designed by skydivers for skydivers to simplify jump tracking.

**Highlights:** Automated skydiving logbook, GPS and sensor tracking, 3D jump visualization, Detailed statistics and graphs, Digital signatures

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Skyduck PRO | $4.99 | per month |
| Skyduck PRO | $99.99 | per year |
| Lifetime access | $199.99 | one-time |

**What reviewers like**

- 👍 Great logbook functionality
- 🗺️ Awesome 3D jump visualization
- 📊 Tracks progress and provides jump info
- 🤩 Easy to use interface
- 🚀 Works great for logging skydives

**What reviewers complain about**

- 🐛 3D function no longer works
- 🐛 TLS error preventing login
- 🐛 App crashes with new iOS
- 🐛 No response from support
- 🐛 Cannot connect to server

**Reported bugs**

- Constant TLS error on login
- Crashing with new iOS versions
- Forgot password email not sent
- No confirmation button for signing jumps
- 3D function not working

**Requested features**

- Update for iOS 26
- Apple Watch app
- Support for other languages (Russian mentioned)
- Barometer integration for jump tracking


### JumpBook Tracker

[App page](https://appshunter.io/ios/app/jumpbook-tracker/id6758196984)

**In-app purchases:** none


## Frequently asked questions

### Is Skyduck free?

Skyduck is free to download, with in-app purchases available.

### Is JumpBook Tracker free?

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

### Do Skyduck or JumpBook Tracker have ads?

Neither Skyduck nor JumpBook Tracker shows ads.

### Which is updated more often, Skyduck or JumpBook Tracker?

Skyduck ships an update every 5 weeks, and JumpBook Tracker every 10 days. Most recently, Skyduck was updated on November 6, 2026 and JumpBook Tracker on October 31, 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.*