---
title: "Degree Calculator — App Overview"
url: https://marlvel.ai/intel-report/utilities/degree-calculator
category: Utilities
developer: Eskil Olsen
platforms: ios
rating: 5.0 (2 ratings)
pricing: free
report_level: overview
generated: 2026-04-24
---

<!-- SECTION: Key Insight -->
> **Key Insight:** This is a niche, single-purpose calculator built exclusively to handle the specific degree-decimal minute notation used in celestial navigation sight reduction.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Utilities |
| Rating | 5.0 ★ (2) |
| Pricing | free |
| Platforms | iOS |
| Latest Version (iOS) | 2.0 |
| Developer | Eskil Olsen |

<!-- SECTION: Summary -->
## What is Degree Calculator?

Degree Calculator is a specialized utility designed for celestial navigation practitioners to perform addition and subtraction of degrees and minutes. Unlike standard calculators that convert to degrees/minutes/seconds, this tool maintains the DD°MM.F' format required for HO249 tables and almanac sight reduction.

<!-- SECTION: Key Features -->
## Key Features

- **DD°MM.F' Arithmetic**: Performs addition and subtraction specifically formatted for celestial navigation data.
- **Format Preservation**: Maintains results in degrees and decimal minutes, avoiding the standard conversion to degrees/minutes/seconds.
- **Verification Tool**: Serves as a dedicated utility for double-checking manual calculations during navigation practice.

<!-- SECTION: Target Audience -->
## Who is it for?

Celestial navigators and students requiring a tool for sight reduction calculations.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/degree-calculator/id6450392179?uo=4)
- [Full Intelligence Report](https://marlvel.ai/intel-report/utilities/degree-calculator)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/utilities/degree-calculator).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*