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Encode · Decode · Convert — 100% Free

SEO Converter Tools for every format

Encode URLs, convert Base64, and generate .htaccess redirect rules. All tools run in your browser — instant, accurate, and completely private.

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Converter Tools

3 essential format converters

Each converter handles a specific encoding or transformation task. All are bidirectional, standards-compliant, and instant.

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HTACCESS Redirect Generator

Generate .htaccess redirect rules for 301, 302, and URL rewrites.

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URL Encoder / Decoder

Encode or decode URLs, query parameters, and percent-encoded strings.

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Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to plain text.

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Conversion Types

What each converter does

From URL encoding to .htaccess redirect generation — here is exactly what each tool handles and when to use it.

URL Encoder / Decoder

Convert text to percent-encoded URLs or decode encoded URLs back to readable text. Essential for query parameters, API calls, and redirect rules.

URL Encoding Percent Encoding Query Params Path Encoding

Base64 Encoder / Decoder

Encode any text to Base64 format or decode Base64 strings back to plain text. Perfect for data URIs, API authentication tokens, and embedded content.

Base64 Encode Base64 Decode UTF-8 Support Data URIs

HTACCESS Redirect Generator

Convert redirect requirements into Apache .htaccess rules. Generate 301, 302, www-to-non-www, HTTP-to-HTTPS, and custom rewrite rules without syntax knowledge.

301 Redirects 302 Redirects HTTP to HTTPS Rewrite Rules
Live Examples

See conversions in action

Real examples of input and output from each converter. This is exactly what you get — clean, accurate, ready to use.

URL Encode URL Encoder / Decoder
Input
hello world & special chars
Output
hello%20world%20%26%20special%20chars
Base64 Encode Base64 Encoder / Decoder
Input
SEO tools are free
Output
U0VPIHRvb2xzIGFyZSBmcmVl
301 Redirect HTACCESS Redirect Generator
Input
old-page.html → new-page.html
Output
Redirect 301 /old-page.html /new-page.html
HTTP to HTTPS HTACCESS Redirect Generator
Input
http://example.com
Output
https://example.com
Advantages

Why our converters stand out

Fast, accurate, private, and unlimited — the way conversion tools should be.

Instant Conversions

No loading bars, no queues, no waiting. Every conversion happens the moment you click — results appear in milliseconds, every single time.

Standards-Compliant Output

Every converter follows official specifications — RFC 3986 for URL encoding, RFC 4648 for Base64, Apache mod_rewrite syntax for .htaccess. Output that works everywhere.

Bidirectional Conversion

Encode and decode with the same tool. Toggle between directions instantly without switching pages or losing your input. Perfect for debugging encoded strings.

Zero Data Transmission

Your text, URLs, and configuration files never leave your browser. All conversion logic runs client-side. Perfect for sensitive data like API tokens or auth strings.

No Length Limits

Convert strings of any length — from a single character to entire configuration files. No truncation, no character caps, no premium-tier restrictions.

Copy & Paste Ready

One click to copy converted output. Results are formatted and ready to paste directly into your code, config files, or browser. No manual cleanup needed.

How It Works

Three steps to conversion

The simplest workflow possible — paste, convert, copy. No complexity, no friction.

Input

Paste Your Data

Drop in any text, URL, or configuration that needs converting. The converter auto-detects the format and prepares it for processing.

Convert

Click to Transform

Hit the encode or decode button. The conversion runs instantly in your browser using standards-compliant algorithms. No server round-trip required.

Output

Copy the Result

Your converted output appears immediately, formatted and ready to use. Click copy and paste it wherever you need — code, config, or browser.

FAQ

SEO Converter questions, answered

Everything you need to know about our free SEO converter and encoding tools.

What converter tools does SEOMate offer?
SEOMate offers three converter tools: URL Encoder / Decoder for percent-encoding and decoding URLs, Base64 Encoder / Decoder for converting text to and from Base64 format, and HTACCESS Redirect Generator for creating Apache redirect rules. All three run entirely in your browser with no signup required.
Are these converter tools free to use?
Yes, all converter tools are 100% free with no usage limits. There is no signup, no API key, no credit card, and no premium tier. You can convert as many strings, URLs, or redirect rules as you want, as often as you want, completely free.
Do the converters send my data to a server?
No. All conversion happens entirely in your browser using client-side JavaScript. When you paste text into the URL encoder or Base64 converter, it is processed locally and never transmitted to any server. This makes our tools safe for sensitive data like API tokens, authentication strings, or proprietary content.
What encoding standards do the converters follow?
Our URL Encoder follows RFC 3986 for percent-encoding, the same standard used by browsers and web servers. The Base64 Encoder follows RFC 4648 with full UTF-8 support. The HTACCESS Redirect Generator produces Apache mod_rewrite syntax compatible with Apache 2.2+ and 2.4+.
Can I convert large strings or files?
Yes. There are no length limits on any converter. You can encode single characters or entire configuration files. The tools handle large inputs efficiently thanks to client-side processing — no server upload means no file size restrictions.
Why would I need a URL encoder or Base64 converter for SEO?
URL encoding is essential for creating properly formatted redirect rules, canonical URLs with query parameters, and sitemap URLs with special characters. Base64 is used for data URIs in structured data, authentication headers in API calls, and embedded content. The HTACCESS generator is critical for managing URL redirects that preserve SEO equity during site migrations.

Convert anything, right now

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