# FJD Trion Scan vs Field Diary

FJD Trion Scan and Field Diary are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

FJD Trion Scan ships an update every 3 weeks, Field Diary monthly. The most recent releases landed on October 9, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | FJD Trion Scan | Field Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fjd-trion-scan/id6471658702/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 205 MB | 104 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FJDynamics Europe Spzoo](https://appshunter.io/developer/1859583079) | [JIBU ERP](https://appshunter.io/developer/1814119397) |

## What reviewers say

### FJD Trion Scan

[App page](https://appshunter.io/ios/app/fjd-trion-scan/id6471658702)

This utility app connects to a 3D LIDAR scanner for real-time visualization of point cloud data and scanning trajectories. It allows users to manage project files directly on the scanner device and update its firmware.

**Highlights:** Real-time point cloud data display, Scan trajectory visualization, Project file management, Scanner firmware updates, Connect and control scanner

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

**In-app purchases:** none


### Field Diary

[App page](https://appshunter.io/ios/app/field-diary/id6746162019)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FJD Trion Scan free?

FJD Trion Scan is free to download, with no in-app purchases.

### Is Field Diary free?

Field Diary is free to download, with no in-app purchases.

### Do FJD Trion Scan or Field Diary have ads?

Neither FJD Trion Scan nor Field Diary shows ads.

### Which is updated more often, FJD Trion Scan or Field Diary?

FJD Trion Scan ships an update every 3 weeks, and Field Diary monthly. Most recently, FJD Trion Scan was updated on October 9, 2026 and Field Diary on September 17, 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.*