---
title: "Header Checker — App Overview"
url: https://marlvel.ai/apps/header-checker
category: Developer Tools
developer: Daniel Linsenmeier
platforms: ios, android
rating: 4.2 (22 ratings)
pricing: free
report_level: overview
generated: 2026-04-23
last_verified: "2026-04-23T20:26:36.228Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** This utility serves as a quick diagnostic tool for verifying and securing HTTP header implementations on web servers.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Developer Tools |
| Rating | 4.2 ★ (22) |
| Pricing | free |
| Platforms | iOS, Android |
| Latest Version (iOS) | 1.1.1 |
| Latest Version (Android) | 1.3.0 |
| Developer | Daniel Linsenmeier |

<!-- SECTION: Summary -->
## What is Header Checker?

Header Checker is a developer tool designed to audit URLs and hostnames for HTTP header configuration. It provides visibility into returned headers and identifies missing security-relevant headers to help users improve site security.

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

- **HTTP Header Inspection**: Displays a comprehensive list of all returned HTTP headers for a given URL or hostname.
- **Security Header Analysis**: Identifies available security-relevant HTTP headers and highlights those that are missing.
- **Configuration Warnings**: Provides specific warnings regarding existing header configurations to assist in security hardening.

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

Web developers and security-conscious site administrators.

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

- [App Store](https://apps.apple.com/us/app/header-checker/id1615410359?uo=4)
- [Google Play](https://play.google.com/store/apps/details?id=de.feuerbergsoftware.header_checker&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/apps/header-checker)

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