# Surveying Leveling Field Notes vs UGC Toolbox

The clearest difference is in-app purchases: UGC Toolbox at none against Surveying Leveling Field Notes's 1. UGC Toolbox also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Surveying Leveling Field Notes sells 1 one-off in-app purchase. UGC Toolbox asks for nothing beyond the download.

Surveying Leveling Field Notes ships an update every 5 months, UGC Toolbox every 3 months. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Surveying Leveling Field Notes | UGC Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/surveying-leveling-field-notes/id1462164977/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 20 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HFX Lab](https://appshunter.io/developer/1139262927) | [Master Builders Solutions Deutschland GmbH](https://appshunter.io/developer/1521874754) |

## What reviewers say

### Surveying Leveling Field Notes

[App page](https://appshunter.io/ios/app/surveying-leveling-field-notes/id1462164977)

This app automates calculations and checks for the Height of Instrument method in surveying. Users can customize column titles and easily share their field notes as CSV files.

**Highlights:** Height of Instrument method calculation, Automatic checking of calculations, Editable column titles, Share as CSV file

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


### UGC Toolbox

[App page](https://appshunter.io/ios/app/ugc-toolbox/id6514305399)

**In-app purchases:** none


## Frequently asked questions

### Is Surveying Leveling Field Notes free?

Surveying Leveling Field Notes is free to download, with in-app purchases available.

### Is UGC Toolbox free?

UGC Toolbox is free to download, with no in-app purchases.

### Do Surveying Leveling Field Notes or UGC Toolbox have ads?

Surveying Leveling Field Notes shows ads; UGC Toolbox does not.

### Which is updated more often, Surveying Leveling Field Notes or UGC Toolbox?

Surveying Leveling Field Notes ships an update every 5 months, and UGC Toolbox every 3 months. Most recently, Surveying Leveling Field Notes was updated on October 20, 2026 and UGC Toolbox on October 19, 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.*