# Local Scale Factor vs Degree Calculator

The clearest difference is update cadence: Local Scale Factor at every 2 months against Degree Calculator's every 26 months. Local Scale Factor also leads on review sentiment (100% vs 86%) and iOS requirement (10.3 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Local Scale Factor ships an update every 2 months, Degree Calculator every 26 months. The most recent releases landed on October 19, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Local Scale Factor | Degree Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/degree-calculator/id6450392179/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **100.0% of reviews** | 85.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 26 months |
| Monetization | Free | Free |
| Size | 65 MB | 0 MB |
| Requires iOS | **10.3** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NRG Surveys Ltd](https://appshunter.io/developer/1334623382) | [Eskil Olsen](https://appshunter.io/developer/304464486) |

## What reviewers say

### Local Scale Factor

[App page](https://appshunter.io/ios/app/local-scale-factor/id1353822948)

This tool calculates local scale factors and Cartesian coordinates from WGS84 GPS positions. It supports numerous local grid transformations and can convert between local postcodes and geodetic positions. It also offers map navigation to selected coordinates.

**Highlights:** Local scale factor calculation, Cartesian coordinate conversion, WGS84 GPS position input, Local grid transformations, Postcode to geodetic position conversion, Map navigation

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

**In-app purchases:** none


### Degree Calculator

[App page](https://appshunter.io/ios/app/degree-calculator/id6450392179)

This utility app performs basic addition and subtraction of degrees and minutes, specifically designed for celestial navigation. It uses the DD°MM.F' notation common in sight reduction and almanacs, offering a focused tool for practice and verification.

**Highlights:** Degrees and minutes addition/subtraction, DD°MM.F' notation support, Celestial navigation focus, Practice and double-checking tool, Simple, single-purpose design

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

**In-app purchases:** none


## Frequently asked questions

### Is Local Scale Factor free?

Local Scale Factor is free to download, with no in-app purchases.

### Is Degree Calculator free?

Degree Calculator is free to download, with no in-app purchases.

### Do Local Scale Factor or Degree Calculator have ads?

Neither Local Scale Factor nor Degree Calculator shows ads.

### Which is updated more often, Local Scale Factor or Degree Calculator?

Local Scale Factor ships an update every 2 months, and Degree Calculator every 26 months. Most recently, Local Scale Factor was updated on October 19, 2026 and Degree Calculator on October 12, 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.*