Is it free to convert between HTM and MD?

Yes, Convert999 is 100% free. All conversions happen locally in your browser with no file size limits, no registration, and no watermarks.

.htm

.md

HTM vs MD

Compare HyperText Markup Language and Markdown formats — understand the key differences and when to use each

Format Overview

HTM

HyperText Markup Language

HyperText Markup Language (.htm) is a document file format.

.htmdocument

MD

Markdown

MD (Markdown) is a lightweight markup language created by John Gruber in 2004. Markdown uses plain text formatting syntax (#, *, -, etc.) that converts to HTML. It's the standard format for README files, documentation, technical writing, and note-taking. Markdown is used by GitHub, GitLab, Stack Overflow, Reddit, Discord, and thousands of other platforms. Various flavors exist including CommonMark, GitHub Flavored Markdown (GFM), and MultiMarkdown.

.mddocument

HTM vs MD: Feature Comparison

Feature	HTM	MD
Full Name	HyperText Markup Language	Markdown
File Extension	.htm	.md
Category	document	document
Free to Convert	✓ Yes	✓ Yes
Browser Support	✓ All Browsers	✓ All Browsers
Convert to Each Other	✓ Yes	✓ Yes

When to Use HTM vs MD

Use HTM when you need:

•Files in HyperText Markup Language format for maximum compatibility
•Industry-standard document format support
•Wide software and platform compatibility

Use MD when you need:

•Files in Markdown format for specific workflows
•Optimized document format features
•Modern format advantages and smaller file sizes

Convert Between Them

HTM MD MD HTM

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Learn More About These Formats

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Frequently Asked Questions

What is the difference between HTM and MD?

HTM (HyperText Markup Language) and MD (Markdown) are both document file formats. HTM files use the .htm extension while MD uses .md. They differ in compression, quality, compatibility, and intended use cases.

Can I convert HTM to MD for free?

Yes! Convert999 lets you convert HTM to MD completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.

Which is better, HTM or MD?

It depends on your use case. HTM (HyperText Markup Language) may be better for certain workflows, while MD (Markdown) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.

Is it safe to convert files on Convert999?

Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

HTM Converter

Convert from HTM

MD Converter

Convert from MD

File Tools

Compress, resize, merge

Convert to HTM

All sources → HTM

Convert to MD

All sources → MD

Format Statistics

Trends & data 2025

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Format Overview

HTM

HyperText Markup Language

HyperText Markup Language (.htm) is a document file format.

.htmdocument

MD

Markdown

.mddocument

Feature

HTM

Full Name

HyperText Markup Language

Markdown

File Extension

.htm

.md

Use HTM when you need:

•Files in HyperText Markup Language format for maximum compatibility
•Industry-standard document format support
•Wide software and platform compatibility

Use MD when you need:

•Files in Markdown format for specific workflows
•Optimized document format features
•Modern format advantages and smaller file sizes

Frequently Asked Questions

What is the difference between HTM and MD?

Can I convert HTM to MD for free?

Yes! Convert999 lets you convert HTM to MD completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.

Which is better, HTM or MD?

Is it safe to convert files on Convert999?

Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.