Lunar.fyi - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
73% 
Page structure
32% 
Link structure
61% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.14 s
File size
318.80 kB
Words
2196
Media files
46
Number of links
65 internal / 42 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Lunar - The defacto app for controlling monitor brightness
The length of the page title is perfect. (512 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Control monitor brightness, adapt using the ambient light sensor, adjust volume, switch inputs and turn off displays without fiddling with clunky buttons.
The length of the meta description is perfect. (923 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://lunar.fyi/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1.0, maximum-scale=9.0, shrink-to-fit=no
imagehttps://files.lunar.fyi/lunar-og.gif
apple-mobile-web-app-status-bar-styleblack
descriptionControl monitor brightness, adapt using the ambient light sensor, adjust volume, switch inputs and turn off displays without fiddling with clunky buttons.
mobile-web-app-capableno
msapplication-TileColorrgb(46, 34, 54)
msapplication-TileImagehttps://lunar.fyi/static/img/icon/icon-128.png
theme-colorrgb(46, 34, 54)
darkreader-lockEmpty
darkreaderdisable
langen
twitter:site@lunarfyi
twitter:titleLunar - The defacto app for controlling monitor brightness
twitter:descriptionControl monitor brightness, adapt using the ambient light sensor, adjust volume, switch inputs and turn off displays without fiddling with clunky buttons.
twitter:cardsummary_large_image
twitter:imagehttps://lunar.fyi/static/img/screenshot/1280_screenshot.png
og:imagehttps://files.lunar.fyi/lunar-og.gif
og:image:typeimage/gif
og:urlhttps://lunar.fyi/
og:descriptionControl monitor brightness, adapt using the ambient light sensor, adjust volume, switch inputs and turn off displays without fiddling with clunky buttons.
og:site_nameLunar - The defacto app for controlling monitor brightness
og:titleLunar - The defacto app for controlling monitor brightness
og:typewebsite
charsetutf-8

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Page quality

Content
(Critically important)
There are 2 text duplicates on this page:
  • Duplicate: Micro USB cable and a 5V power adapter with a minimum of 1A output (th...
The average number of words per sentence of 26.54 words is high.
This page contains 2196 words. That's ok.
36.4% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
40 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1.0, maximum-scale=9.0, shrink-to-fit=no" is provided.
Bold and strong tags
(Somewhat important)
The amount of tags is very high (56). We recommend using a maximum of 44 tags for this page.
The following tag is repeated too often: lunar
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
https://lunar.fyi/static/svg/stars.svgbackground
/static/img/ddc-demo/1920_ddc-demo.pngDDC Demo placeholder
/static/img/ddc-demo/1920_ddc-demo.pngDemo showing DDC dimming being more vivid that software dimming
...ghtness/1920_ddc-demo-low-brightness.pngDimmed version demo of DDC brightness
/static/svg/keyboard-keys.svgBrightness and volume keys
/static/img/input-key/1920_input-key.pngScreenshot showing Lunar's input hotkeys
/static/img/sync-mode/1920_sync-mode.pngDemo showing syncing MacBook brightness to the external monitor
...img/sync-mode-low/1920_sync-mode-low.pngDimmed version of the Sync Mode demo
...macbook-xdr-off/1920_macbook-xdr-off.pngXDR Brightness placeholder
...macbook-xdr-off/1920_macbook-xdr-off.pngDemo showing a MacBook Pro 2021 with brightness at 1600 nits
...on-window/1920_macbook-xdr-on-window.pngA white window on the MacBook Pro screen being at much higher brightness
...htness-50/1920_macbook-brightness-50.pngSub-zero dimming placeholder
...htness-50/1920_macbook-brightness-50.pngDemo showing MacBook brightness going below 0%
...ightness-5/1920_macbook-brightness-5.pngMacBook screen brightness at 5%
...k-subzero-72/1920_macbook-subzero-72.pngMacBook screen brightness at 72% below 0
...k-subzero-17/1920_macbook-subzero-17.pngMacBook screen brightness at 17% below 0
...sensor-hardware/1920_sensor-hardware.pngLunar sensor hardware showing an ESP32 and a generic ambient light sensor
...img/auto-blackout/1920_auto-blackout.pngLunar screenshot showing Auto Blackout enabled
...ness/1920_blackout-normal-brightness.pngDemo showing how you can turn off individual displays
...kout-internal/1920_blackout-internal.pngBlackOut active with the MacBook display being turned off and the external monitor having all the windows of the built-in display
...kout-external/1920_blackout-external.pngBlackOut active with the external monitor being turned off and the MacBook display having all the windows of the external monitor
...htness/1920_facelight-low-brightness.pngDemo showing how to use the external monitor as a soft light panel while in a video call
/static/img/facelight/1920_facelight.pngFaceLight being turned on
...menu-comparison/1920_menu-comparison.pngComparison between the menu bar window of Lunar, MonitorControl and DisplayBuddy
...ow-comparison/1920_window-comparison.pngComparison between the preferences window of Lunar, MonitorControl and DisplayBuddy
/static/img/clock-mode/1920_clock-mode.pngScreenshot of the Lunar window showing Clock Mode
...-transition/1920_schedule-transition.pngScreenshot of the Lunar window showing the Schedule Transition setting
...onitor-setup/1920_dual-monitor-setup.pngScheme showing how to connect a second monitor to the MacBook Pro 2020 through a DisplayLink adapter and a Raspberry Pi for DDC support
...-installer/1920_ddc-server-installer.pngScreenshot of the DDC server installer screen
...img/menu-bar-icon/1920_menu-bar-icon.pngLunar menu bar icon
...-menu-item/1920_ddc-server-menu-item.pngInstall DDC Server menu item
...-installer/1920_ddc-server-installer.pngDDC server installer placeholder
...img/gamma-control/1920_gamma-control.pngScreenshot showing the red Gamma Control tag under a monitor name
...network-control/1920_network-control.pngScreenshot showing the blue Network Control tag under a monitor name
...-installer/1920_ddc-server-installer.pngScreenshot of the DDC server installer screen
https://lunar.fyi/static/svg/m1.svgM1 logo
...movie-time/1920_shortcuts-movie-time.pngMenu bar icon of Lunar
...img/menu-bar-icon/1920_menu-bar-icon.pngMenu bar icon of Lunar
...-item/1920_cli-integration-menu-item.pngInstall CLI Integration menu item
Video URLWidthHeight
/static/video/white1-off.mp4
/static/video/white1-off.webm
/static/video/white1-off.mp4
/static/video/white1-off.webm
...les.lunar.fyi/sync-all-displays-h264.mp4
/static/video/location-demo-h265.mp4

Page structure

H1 heading
(Critically important)
Lunar
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (5 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings occur twice on the page.
There are 46 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 Lunar
H1 Lunar Duplicate text
H2 Keep the colors vivid
H2 Control everything from the keyboard
H2 Keep all your displays in sync
H2 Break past brightness limits
H2 React to the ambient light around you
H2 BlackOut distracting screens
H2 FaceLight for your FaceTime
H2 Menubar interface
H2 Preferences interface
H2 Put your monitors on a schedule
H2 Let the sun guide the brightness
H2 Macbook M1/M2 Dual Monitor Setup
H2 Fallback when DDC fails
H2 Works with Apple Silicon
H2 Powerful Automations
H2 Command-Line Integration
H2 Lunar Pro
H3 DDC
H3 Apple Native
H3 Manual Mode
H3 Sync Mode
H3 XDR Brightness
H3 Sub-zero Dimming
H3 Sensor Mode
H3 Auto BlackOut
H3 BlackOut
H3 FaceLight
H3 Clock Mode
H3 Location Mode
H3 DisplayLink
H3 Brightness and Volume Control
H3 Gamma Tables
H3 Network Control
H3 Hardware Controls
H3 Shortcuts
H3 Lunar CLI
H4 Transitions
H4 Adapters for dual monitor setup
H4 Adapters for multi-monitor setup
H4 Lunar © 2023
H5 MonitorControl and DisplayBuddy
H6 or Zoom, Meet, Teams, whatever
H6 vs
H6 With an emphasis on Lunar being the best, of course
Some anchor texts are used more than once.
1 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are too many external links (42) on this page.

Found links on this page

LinkAttributesAnchor text
https://fosstodon.org/@alinpan...External Mastodon
https://lunar.fyi/No Text
https://github.com/alin23/LunarNew window External View Source Codeavailable on Github
https://files.lunar.fyi/releas...New window External Subdomain Download Lunar 3 (old)for macOS 10.12 and newer
https://lowtechguys.com/New window External Low-tech apps
https://lunar.fyi/changelogChangelog
https://lunar.fyi/contactContact
https://lunar.fyi/faqFAQ
https://static.lunar.fyi/relea...External Subdomain Try for free14-day trial included
https://lunar.fyi/Anchor Compare with other apps
/?_escaped_fragment_Anchor Buy Lunar ProLifetime license: $23
https://lunar.fyi/Anchor See features in the free version
https://github.com/alin23/LunarNew window External Source Code
https://lunar.fyi/Anchor Free Feature
https://en.wikipedia.org/wiki/...External Subdomain Display Data Channel
https://lunar.fyi/Anchor Text duplicate Free Feature
https://www.apple.com/studio-d...External Subdomain Studio Display
https://www.apple.com/pro-disp...External Subdomain Pro Display XDR
https://www.lg.com/us/monitors...External Subdomain LG Ultrafine for Mac
https://lunar.fyi/Anchor Text duplicate Free Feature
https://lunar.fyi/Anchor Pro Feature
https://static.lunar.fyi/relea...External Subdomain Text duplicate Try for free14-day trial included
https://lunar.fyi/Anchor Text duplicate Pro Feature
https://static.lunar.fyi/relea...External Subdomain Text duplicate Try for free14-day trial included
https://lunar.fyi/Anchor Text duplicate Free Feature
https://lunar.fyi/Anchor Text duplicate Pro Feature
https://lunar.fyi/sensorDo it yourself
https://lunar.fyi/Anchor Text duplicate Pro Feature
https://static.lunar.fyi/relea...External Subdomain Text duplicate Try for free14-day trial included
https://lunar.fyi/Anchor Text duplicate Pro Feature
https://lunar.fyi/Anchor Text duplicate Pro Feature
https://lunar.fyi/Anchor DDC support
https://lunar.fyi/Anchor Brightness and volume keys support
https://lunar.fyi/Anchor Fallback when DDC fails
https://lunar.fyi/Anchor Native macOS feel
https://lunar.fyi/Anchor Dim brightness below zero
https://lunar.fyi/Anchor Input switching
https://lunar.fyi/Anchor Sync brightness between displays
https://lunar.fyi/Anchor Built-in light sensor support
https://lunar.fyi/Anchor Turn off the MacBook display
https://lunar.fyi/Anchor XDR brightness
https://lunar.fyi/Anchor External light sensor support
https://lunar.fyi/Anchor Scheduled brightness presets
https://lunar.fyi/Anchor DDC support for DisplayLink
https://lunar.fyi/Anchor DDC on the HDMI port of M1 Macs
https://lunar.fyi/Anchor macOS Shortcuts
https://lunar.fyi/Anchor Command-line integration
https://lunar.fyi/Anchor Use monitor as a light-panel in meetings
https://lunar.fyi/Anchor Sunrise/sunset based adaptive brightness
https://github.com/alin23/LunarNew window External Open source code
https://static.lunar.fyi/relea...External Subdomain Text duplicate Try for free14-day trial included
https://lunar.fyi/Anchor Text duplicate Pro Feature
https://lunar.fyi/Anchor Text duplicate Pro Feature
https://lunar.fyi/Anchor Sensor Mode
https://www.amazon.com/dp/B00O...External Subdomain Amazon.com
https://www.amazon.de/dp/B00OP...External Subdomain Amazon.de
https://www.amazon.co.uk/dp/B0...External Subdomain Amazon.co.uk
https://www.amazon.com/dp/B00N...External Subdomain Text duplicate Amazon.com
https://www.amazon.com/dp/B079...External Subdomain Text duplicate Amazon.com
https://www.amazon.de/dp/B072K...External Subdomain Text duplicate Amazon.de
https://www.amazon.co.uk/dp/B0...External Subdomain Text duplicate Amazon.co.uk
https://www.amazon.com/dp/B07W...External Subdomain Text duplicate Amazon.com
https://www.amazon.com/dp/B08H...External Subdomain Text duplicate Amazon.de
https://www.amazon.com/dp/B07Z...External Subdomain Text duplicate Amazon.com
https://www.amazon.co.uk/dp/B0...External Subdomain Text duplicate Amazon.co.uk
https://www.amazon.com/dp/B089...External Subdomain Text duplicate Amazon.com
https://www.amazon.de/dp/B07QJ...External Subdomain Text duplicate Amazon.de
https://www.amazon.co.uk/dp/B0...External Subdomain Text duplicate Amazon.co.uk
https://www.synaptics.com/prod...External Subdomain required software
https://www.raspberrypi.org/pr...External Subdomain Raspberry Pi Zero W
https://www.adafruit.com/produ...External Subdomain Micro SD card
https://www.adafruit.com/produ...External Subdomain Mini HDMI to HDMI cable
https://www.adafruit.com/produ...External Subdomain 5V power adapter
https://lunar.fyi/Anchor Text duplicate Free Feature
https://lunar.fyi/Anchor Text duplicate Free Feature
https://www.raspberrypi.org/pr...External Subdomain Text duplicate Raspberry Pi Zero W
https://www.adafruit.com/produ...External Subdomain Text duplicate Micro SD card
https://www.adafruit.com/produ...External Subdomain Text duplicate Mini HDMI to HDMI cable
https://www.adafruit.com/produ...External Subdomain Text duplicate 5V power adapter
https://lunar.fyi/Anchor Text duplicate Free Feature
https://lunar.fyi/Anchor Text duplicate Pro Feature
https://lunar.fyi/shortcutsShortcuts
https://lunar.fyi/shortcutsNo Text
https://lunar.fyi/Anchor Text duplicate Free Feature
https://lunar.fyi/proMore details about each Pro feature here
https://lunar.fyi/Anchor DDC Controls
https://lunar.fyi/Anchor Sub-zero dimming
https://lunar.fyi/Anchor Text duplicate Fallback when DDC fails
https://lunar.fyi/Anchor Brightness keys support
https://lunar.fyi/Anchor Volume keys support
https://lunar.fyi/Anchor Text duplicate Command-line integration
https://lunar.fyi/Anchor XDR Brightness
https://lunar.fyi/Anchor FaceLight
https://lunar.fyi/Anchor BlackOut
https://lunar.fyi/Anchor Sync Mode
https://lunar.fyi/Anchor Location Mode
https://lunar.fyi/Anchor Text duplicate Sensor Mode
https://lunar.fyi/Anchor Clock Mode
https://lunar.fyi/proManual Mode
https://lunar.fyi/proText duplicate Shortcuts
https://static.lunar.fyi/relea...External Subdomain Text duplicate Try for free14-day trial included
/?_escaped_fragment_Anchor Buy Lunar ProLifetime license costs $23
https://alinpanaitiu.com/New window External Who did this?
https://db.lunar.fyi/New window External Subdomain The Monitor Database
https://lunar.fyi/privacyPrivacy
https://lunar.fyi/eulaEULA
https://alinpanaitiu.com/New window External Text duplicate Who did this?

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://lunar.fyi/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.14 seconds.
The file size of the HTML document is fine (319 kB).

HTTP Response Header

NameValue
dateThu, 18 Sep 2025 22:57:30 GMT
content-typetext/html; charset=UTF-8
server-timingcfCacheStatus;desc="HIT"
age8398
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speculation-rules"/cdn-cgi/speculation"
link</static/css/lunar.css>; rel=preload; as="style", </static/svg/stars.svg>; rel=preload; as="image", </static/js/anime.min.js>; rel=preload; as="script", </static/video/white1.mp4>; rel=preload; as="video", </static/video/white1.webm>; rel=preload; as="video"
servercloudflare
strict-transport-securitymax-age=31536000
varyAccept-Encoding
x-nf-request-id01K5F8QT9TE963YRTZVGFWQ6C8
cf-cache-statusHIT
nel{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
content-encodingzstd
cf-ray98147152ea37f533-CDG
alt-svch3=":443"; ma=86400
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 1,060 referring domains.
This page has 1,931 backlinks.
This page has backlinks from 391 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow:

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Search preview

lunar.fyi
Lunar - The defacto app for controlling monitor brightness
Control monitor brightness, adapt using the ambient light sensor, adjust volume, switch inputs and turn off displays without fiddling with clunky buttons.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
Lunar84%Check
Control72%Check
monitor brightness72%Check
brightness71%Check
monitor71%Check
Lunar DDC66%Check
controlling monitor brightness66%Check
Buy Lunar61%Check
Lunar uses61%Check
Lunar relaying61%Check
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