Every tool you need, one click away
Inspect, capture, debug and ship without leaving the tab. Each tool has its own page with a step-by-step guide, screenshots and a short demo.
Responsive Preview
See any page live at phone, tablet and desktop widths, side by side. Scroll, click and test the real site, not a screenshot.
FREEFull Page Screenshot
Capture the full page or the visible area, then edit the image
CaptureLearn morePROMockup Generator
Place a capture of the page in device and browser frames
CaptureLearn morePROExport HTML & CSS
Export any element's HTML and CSS, or open it in CodePen
CaptureLearn moreFREECSS Inspector
Hover any element to see its computed CSS; click to lock it
InspectLearn morePROPage Ruler
Measure distances, element sizes and spacing on the page
InspectLearn morePROLayout Tools
Show grid, outline and spacing overlays without changing the page
InspectLearn morePROAccessibility Checker
Check the page for common accessibility problems
InspectLearn moreFREETech Stack Detector
Detect the CMS, frameworks, hosting and SSL of any site
InspectLearn morePROFont Detector
Detect every font on the page and download the ones you need
InspectLearn morePROCookie Editor
View, edit, import and export cookies for this site
InspectLearn moreFREEColor Picker
Pick any pixel on the page and copy it as HEX, RGB or HSL
DesignLearn moreFREEWebsite Color Palette
Every colour, font and size a page uses, with contrast
DesignLearn moreFREEGoogle Fonts Browser
Browse Google Fonts, save favourites and copy the CSS
DesignLearn moreFREECSS Pattern Generator
Design CSS background patterns live on the page
DesignLearn morePROVisual CSS Editor
Change styles on the page visually and save your edits
DesignLearn moreFREELive Text Editor
Click any text on the page and edit it, like a notepad
DesignLearn moreFREEImage Downloader
Find every image on the page and download what you need
ContentLearn moreFREELink & Content Extractor
Pull links, text, images, headings or tables off a page
ContentLearn morePROCopy Link Text
Copy link and button text without opening the link
ContentLearn morePROEmail Finder
Find public email addresses on the page and its contact pages
ContentLearn morePROOpen Multiple Links
Open many links at once, from the page or your own list
ContentLearn morePROElement Remover
Hide, remove or blur any element: banners, popups, ads
ContentLearn morePROWebpage to Markdown
Turn the page into clean Markdown, all inside the browser
ContentLearn moreFREEReader Mode
Read the page in a clean view with themes and font size
ContentLearn moreFREEDebug Panel
Clear browsing data, inject custom code and optimise images
CodeLearn morePROJSON Formatter
Format JSON and nine more developer tools in one window
CodeLearn morePRODiff Checker
Compare two texts or code files side by side
CodeLearn morePROAPI Tester
Send API requests and inspect the responses
CodeLearn moreFREECase Converter & Word Counter
Count words and convert text case, right in the popup
CodeLearn morePROAI Token Counter
Count AI tokens in any text and estimate the cost per model
CodeLearn moreFREESEO Checker
Audit the page's titles, meta tags, headings, links and images
SEOLearn morePROUTM Builder
Build tagged campaign links and save templates
SEOLearn moreFREEQR Code Generator
Make a QR code for this page or any text
SEOLearn moreFREETask Reminders
Set task reminders with desktop notifications
EverydayLearn moreFREESite Lock
Lock any website behind a 4-digit PIN
EverydayLearn moreFREEBreak Reminder
Timed reminders to take breaks while you work
EverydayLearn moreFREEWorld Clock
Compare time zones and plan meetings
EverydayLearn morePROSticky Notes
Pin notes to any page
EverydayLearn morePROTab Manager
Group, save and restore your open tabs as sessions
EverydayLearn moreFREECurrency Converter
Convert between currencies with up-to-date rates
EverydayLearn moreFREEPicture in Picture
Pop a video out into a small window that stays on top
EverydayLearn moreFREEDark Mode
Turn on dark mode for any page, with brightness control
EverydayLearn morePROWeb Scraper
Turn lists, tables and product grids on any website into clean rows, then export them to Excel, CSV or JSON. No code, no setup.
No tools match these filters.
Every tool, one extension
Install DevToolkit free, then unlock every Pro tool with one payment. No subscription.