bitcoin-qr.dev

Website review bitcoin-qr.dev

Unified QRs for Bitcoin

 Generated on January 30 2026 17:04 PM

Old data? UPDATE !

The score is 60/100

SEO Content

Title

Unified QRs for Bitcoin

Length : 23

Perfect, your title contains between 10 and 70 characters.

Description

Let's talk about using BIP21 payment URIs to combine on-chain and lightning payments into a single QR code, simplifying the user experience.

Length : 140

Great, your meta description contains between 70 and 160 characters.

Keywords

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Og Meta Properties

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Property Content
image https://bitcoinqr.dev/bitcoin-unified-qr-poster.jpg
image:width 1920
image:height 1080
image:alt Logo of the Unified QR for Bitcoin

Headings

H1 H2 H3 H4 H5 H6
1 8 11 14 0 0
  • [H1] Unified QRs for Bitcoin
  • [H2] The Problem
  • [H2] A Solution
  • [H2] Examples
  • [H2] Why this technique?
  • [H2] The Plan
  • [H2] How to contribute
  • [H2] Common Questions & Concerns
  • [H2] Follow along
  • [H3] No more on-chain and lightning UI tabs. No more wallet interoperability issues. A simple, backwards-compatible way to request bitcoin for on-chain and lightning.
  • [H3] Asking users to choose between on-chain and lightning payments can be confusing — but it's been necessary to maintain interoperability between wallets.
  • [H3] BIP21 Payment URIs with an optional lightning parameter
  • [H3] Unified QRs for Bitcoin
  • [H3] Standard QR Codes
  • [H3] How to test a wallet
  • [H3] How to implement support
  • [H3] Software and services supporting BIP21
  • [H3] Hardware Support
  • [H3] QR code size is very large
  • [H3] Does this take away choice from the user?
  • [H4] BIP21 URI with BOLT 11 invoice
  • [H4] Raw Data
  • [H4] BIP21 URI with BOLT 12 offer
  • [H4] Raw Data
  • [H4] BIP21 URI with On-chain address
  • [H4] Raw Data
  • [H4] BOLT 11 Invoice
  • [H4] Raw Data
  • [H4] Interpreting what you see
  • [H4] Defining support
  • [H4] iPhone XS
  • [H4] Samsung Galaxy A12
  • [H4] iPhone 11
  • [H4] iPhone 8

Images

We found 9 images on this web page.

Good, most or all of your images have alt attributes.

Text/HTML Ratio

Ratio : 19%

Good, this page's ratio of text to HTML code is higher than 15, but lower than 25 percent.

Flash

Perfect, no Flash content has been detected on this page.

Iframe

Great, there are no Iframes detected on this page.

URL Rewrite

Good. Your links looks friendly!

Underscores in the URLs

Perfect! No underscores detected in your URLs.

In-page links

We found a total of 31 links including 5 link(s) to files

Anchor Type Juice
Problem Internal Passing Juice
Solution Internal Passing Juice
Examples Internal Passing Juice
Why this technique? Internal Passing Juice
The Plan Internal Passing Juice
How to contribute Internal Passing Juice
Common Questions & Concerns Internal Passing Juice
Follow Internal Passing Juice
BIP-21 External Passing Juice
optional parameters External Passing Juice
mentioned in the BOLT 11 spec External Passing Juice
list below Internal Passing Juice
wallet_support.json External Passing Juice
file an issue External Passing Juice
Slack External Passing Juice
Peakshift Bitcoin UX Payment Requests Package External Passing Juice
QR Code Generator for Testing External Passing Juice
Test vectors from @prusnak External Passing Juice
Python script for generating test vectors from @prusnak External Passing Juice
iPhone XS External Passing Juice
Muun External Passing Juice
@sbddesign External Passing Juice
Phoenix External Passing Juice
Zeus External Passing Juice
Samsung Galaxy A12 External Passing Juice
iPhone 11 External Passing Juice
Phoenix External Passing Juice
@ConorOkus External Passing Juice
iPhone 8 External Passing Juice
BlueWallet External Passing Juice
@pavlenex External Passing Juice

SEO Keywords

Keywords Cloud

tested support code bitcoin scans lightning wallet -chain bip21 wallets

Keywords Consistency

Keyword Content Title Keywords Description Headings
bip21 24
lightning 24
code 21
support 16
scans 15

Usability

Url

Domain : bitcoin-qr.dev

Length : 14

Favicon

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Printability

We could not find a Print-Friendly CSS.

Language

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Dublin Core

This page does not take advantage of Dublin Core.

Document

Doctype

HTML 5

Encoding

Perfect. Your declared charset is UTF-8.

W3C Validity

Errors : 0

Warnings : 0

Email Privacy

Warning! At least one email address has been found in the plain text. Use free antispam protector to hide email from spammers.

Deprecated HTML

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Speed Tips

Excellent, your website doesn't use nested tables.
Too bad, your website is using inline styles.
Great, your website has few CSS files.
Too bad, your website has too many JS files (more than 6).
Perfect, your website takes advantage of gzip.

Mobile

Mobile Optimization

Apple Icon
Meta Viewport Tag
Flash content

Optimization

XML Sitemap

Missing

Your website does not have an XML sitemap - this can be problematic.

A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.

Robots.txt

https://bitcoin-qr.dev/robots.txt

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Analytics

Missing

We didn't detect an analytics tool installed on this website.

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PageSpeed Insights

Device
Categories

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