# CARMIX PLUS vs Surveying Leveling Field Notes

The clearest difference is in-app purchases: CARMIX PLUS at none against Surveying Leveling Field Notes's 1. CARMIX PLUS also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.0). Surveying Leveling Field Notes's advantage is update cadence (every 5 months vs every 25 months). On price and device support there is nothing between them.

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

CARMIX PLUS ships an update every 25 months, Surveying Leveling Field Notes every 5 months. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | CARMIX PLUS | Surveying Leveling Field Notes |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 25 months | **Every 5 months** |
| Monetization | — | Free with in-app purchases |
| Size | 232 MB | 52 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mentis srl](https://appshunter.io/developer/566286597) | [HFX Lab](https://appshunter.io/developer/1139262927) |

## What reviewers say

### CARMIX PLUS

[App page](https://appshunter.io/ios/app/carmix-plus/id981810557)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is CARMIX PLUS free?

CARMIX PLUS is free to download, with no in-app purchases.

### Is Surveying Leveling Field Notes free?

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

### Do CARMIX PLUS or Surveying Leveling Field Notes have ads?

Surveying Leveling Field Notes shows ads; CARMIX PLUS does not.

### Which is updated more often, CARMIX PLUS or Surveying Leveling Field Notes?

CARMIX PLUS ships an update every 25 months, and Surveying Leveling Field Notes every 5 months. Most recently, CARMIX PLUS was updated on October 7, 2026 and Surveying Leveling Field Notes on October 20, 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.*