# SkyDemon vs iOBD Pro

The clearest difference is price: SkyDemon at Free against iOBD Pro's $29.99. SkyDemon also leads on iOS requirement (13.0 vs 17.2). iOBD Pro's advantage is in-app purchases (none vs 1) and chart position (#128 vs unranked). On update cadence, ads and device support there is nothing between them.

SkyDemon is free to download; iOBD Pro costs $29.99 up front. SkyDemon sells 1 one-off in-app purchase. iOBD Pro asks for nothing beyond the download.

SkyDemon ships an update monthly, iOBD Pro every 2 weeks. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | SkyDemon | iOBD Pro |
| --- | --- | --- |
| Price | **Free** | $29.99 |
| Rating | **[4.8 (549 ratings)](https://appshunter.io/ios/app/skydemon/id497184081/reviews)** | — |
| Number of ratings | **549** | — |
| Positive reviews | 92.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Subscription | — |
| Best chart rank | — | **#128** |
| Size | 53 MB | 4 MB |
| Requires iOS | **13.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Divelements Limited](https://appshunter.io/developer/497184084) | [Davidson  Chua](https://appshunter.io/developer/401983615) |

## What reviewers say

### SkyDemon

[App page](https://appshunter.io/ios/app/skydemon/id497184081)

Plan and navigate VFR flights across Europe with detailed aeronautical charts, dynamic airspace clipping, and real-time hazard warnings. Features include virtual radar, automated weather briefings, and comprehensive flight logging for pilots.

**Highlights:** Vector aeronautical charts with dynamic airspace clipping, Intuitive route planning and modification, Virtual Radar for hazard and airspace visualization, Automated weather briefings (TAF, METAR, SIGMET), Real-time hazard and airspace warnings, Georeferenced airfield plates and documents, Fuel, weight, and balance calculations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SkyDemon iOS Subscription | $199.99 | one-time |

**What reviewers like**

- 🚀 Fantastic
- 🚀 Best software ever used
- 🚀 Essential for flying
- 🚀 Excellent app
- 🚀 Unbeatable in all respects

**What reviewers complain about**

- 🐛 Updates can be slow
- 💰 Expensive subscription
- 🔒 Limited to 2 devices

**Reported bugs**

- Incompatible with latest iPad OS
- Crashes when trying to download all charts

**Requested features**

- Print PLOG or route on iPad
- Improved logbook functionality
- Support for official CAA/NATS charts
- Synthetic vision
- IFR flight plan filing to Eurocontrol


### iOBD Pro

[App page](https://appshunter.io/ios/app/iobd-pro/id6748813841)

**Currently charting:** #128 Top Paid · Navigation (US App Store)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkyDemon free?

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

### Is iOBD Pro free?

iOBD Pro costs $29.99, with no in-app purchases.

### Do SkyDemon or iOBD Pro have ads?

Neither SkyDemon nor iOBD Pro shows ads.

### Which is updated more often, SkyDemon or iOBD Pro?

SkyDemon ships an update monthly, and iOBD Pro every 2 weeks. Most recently, SkyDemon was updated on October 15, 2026 and iOBD Pro on October 1, 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.*