# Airdata HD Sync vs PIX4Dcatch

The clearest difference is rating: PIX4Dcatch at 4.7 against Airdata HD Sync's 4.0. PIX4Dcatch also leads on ratings volume (264 vs 13). Airdata HD Sync's advantage is in-app purchases (none vs 1) and review sentiment (42% vs 33%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PIX4Dcatch sells 1 in-app purchase, starting at $159.00 per month. Airdata HD Sync asks for nothing beyond the download.

PIX4Dcatch holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: PIX4Dcatch has 264 ratings behind it against 13, so its average is the more settled of the two. Written reviews complicate that: 42% of Airdata HD Sync's written reviews are positive against 33% of PIX4Dcatch's, so the app with the better star average is not the one people write more warmly about.

Airdata HD Sync ships an update every 3 weeks, PIX4Dcatch every 2 weeks. The most recent releases landed on September 26, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Airdata HD Sync | PIX4Dcatch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (13 ratings)](https://appshunter.io/ios/app/airdata-hd-sync/id1119446353/reviews) | **[4.7 (264 ratings)](https://appshunter.io/ios/app/pix4dcatch-3d-scanner/id1511483044/reviews)** |
| Number of ratings | 13 | **264** |
| Positive reviews | **41.7% of reviews** | 32.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 16 MB | 239 MB |
| Requires iOS | **8.2** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Airdata UAV, Inc.](https://appshunter.io/developer/1119446352) | [Pix4D](https://appshunter.io/developer/952725638) |

## What reviewers say

### Airdata HD Sync

[App page](https://appshunter.io/ios/app/airdata-hd-sync/id1119446353)

This app helps drone pilots monitor their aircraft's health by uploading flight log files directly to a cloud service. It simplifies the process of reviewing "under the hood" data to identify potential issues before flights, ensuring a safer flying experience.

**Highlights:** Upload DJI GO log files, Direct upload to Airdata.com, Monitor drone health, Identify potential issues, Private flight data

**In-app purchases:** none


### PIX4Dcatch

[App page](https://appshunter.io/ios/app/pix4dcatch-3d-scanner/id1511483044)

Transform your mobile device into a powerful 3D scanner. Capture images and LiDAR data to create accurate 3D models for professional use. Visualize, measure, and share your creations in AR.

**Highlights:** 3D model creation from images and LiDAR, RTK device compatibility for centimeter accuracy, Live feedback during capture, Augmented reality (AR) model visualization, Cloud processing and desktop export options, Measurement and geolocation capabilities

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PIX4Dcatch Professional | $159.00 | per month |

**What reviewers like**

- 👍 Great idea for photogrammetry
- 🚀 Works well for professional use
- 👍 Consistently gets survey grade results
- 👍 Useful as an additional survey tool
- 👍 Amazing, game changer

**What reviewers complain about**

- 💰 Very expensive subscription
- 💰 High monthly subscription cost
- 💰 Way too expensive for small objects
- 💰 Unclear cost structure
- 💰 Credits add up unexpectedly

**Reported bugs**

- App crashes or shows SDK error with Emlid RX
- Upload doesn't work for Dropbox or OneDrive
- Mesh doesn't display like past versions
- Cannot build an accurate model
- App locks out

**Requested features**

- Make it possible to work with any GNSS through NMEA Protocol
- Export GCP's in GPS coordinates as well
- Add instructions or tips
- Allow export to local device instead of cloud
- Allow export of images to PC for free


## Frequently asked questions

### Is Airdata HD Sync free?

Airdata HD Sync is free to download, with no in-app purchases.

### Is PIX4Dcatch free?

PIX4Dcatch is free to download, with in-app purchases available.

### Which has better reviews, Airdata HD Sync or PIX4Dcatch?

PIX4Dcatch is rated higher. Airdata HD Sync averages 4.0 out of 5 from 13 ratings, while PIX4Dcatch averages 4.7 from 264 ratings.

### Do Airdata HD Sync or PIX4Dcatch have ads?

Neither Airdata HD Sync nor PIX4Dcatch shows ads.

### Which is updated more often, Airdata HD Sync or PIX4Dcatch?

Airdata HD Sync ships an update every 3 weeks, and PIX4Dcatch every 2 weeks. Most recently, Airdata HD Sync was updated on September 26, 2026 and PIX4Dcatch on October 15, 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.*