Satinrudder: Auto Scroll
Auto scroll for your browser
Auto scroll at your reading pace. Adjust speed, pause when you need to, and remember a different pace for each site.
Add-ons from Microsoft Edge Add-ons. Same code and the same care as our Chrome extensions, reviewed and published for Edge.
Auto scroll for your browser
Auto scroll at your reading pace. Adjust speed, pause when you need to, and remember a different pace for each site.
Website technology detector
A website technology detector with local checks, clear evidence and a report you can copy.
Bookmark manager
A bookmark manager to search saved links, review duplicates, move bookmarks in bulk and undo changes.
Picture in picture for your browser
Picture in picture for focused work: choose a video, adjust its volume and speed, and remember your settings by site.
Pop-up blocker
A pop up blocker for unwanted windows. Check stopped addresses, reopen a window and allow sites from the toolbar.
Authenticator extension for your browser
Authenticator extension for two-factor codes in your toolbar. Add a QR or key, search accounts and keep an encrypted backup.
Custom cursors for your browser
Custom cursors for web pages: 170 original pointers, sizes up to 128 px, any colour, your own PNG or SVG, and a per-site off switch.
Open incognito for your browser
Open incognito windows for pages and links. Keep your original tab and choose an optional site list.
Custom CSS editor
Custom CSS for websites: write your styles, preview edits live, switch them on or off, and import or export local files.
Volume booster & equalizer
Volume booster for every tab: up to 600% without crackle, a 5-band equalizer, balance and mono, and each site keeps its own level.
Web highlighter & notes
Web highlighter with notes: mark text on any page in five colours and find every quote again in one searchable library.
Link grabber & multi-link opener
Link grabber: drag a box over links, check the list, then open them in tabs, copy or bookmark. Or paste a list of URLs to open.
World clock & timezone converter
World clock and time zone converter: pinned cities with day and night, a meeting planner, and times converted from any page.
Font finder & identifier
What font is this? This font finder shows the font really drawn, its size, weight and spacing, and copies the CSS in one click.
User-agent switcher
Switch the user agent for one site or tab: browser and device guises, your own strings, header and page scripts in step.
Tab saver & session manager
Save tabs and windows as named sessions and restore them in one click. Snapshots, Undo, a 30-day trash and backup files.
Enable right click & copy
Allow right click, text selection and copy on pages that block them. Gentle by default, so the rest of the site keeps working.
Video speed controller for your browser
Video speed controller for any video or audio: 0.07–16×, keys that never steal your typing, a speed that holds, per-site speeds.
On-page SEO checker for your browser
On-page SEO checker: title, description, headings, canonical, hreflang, Open Graph, alt text and links. One click, nothing sent.
Image downloader for your browser
Image downloader: finds every picture on the page, filters by real size and saves the ones you pick into a folder you name.
Text to speech reader
Read aloud any web page or selection with the voices on your device. The sentence being read glows on the page. Private, offline.
Auto clicker for your browser
Auto clicker extension for web pages: pick a button, set the wait, repeat the clicks. Visible while it runs, stops on Esc.
Auto refresh & page monitor
Auto refresh any tab on a timer from 1 second to 24 hours, and get a sound and a notification when the text you wait for appears.
Scientific calculator for your browser
Scientific calculator with an editable tape of every answer, exact fractions, percent, programmer mode and a unit converter.
Screen recorder for your browser
Screen recorder for a window, the screen or, where allowed, a tab. Add microphone and camera bubble, trim, save. No account.
New tab dashboard
A new tab page with a clock, tasks, notes, quick links and your own photos. No account, and nothing leaves your browser.
Clear cache & site data
Clear cache in one click for the current site or the whole browser, see what was removed, keep protected sites signed in.
Full page screenshot for your browser
Full page screenshots that reach the very bottom, even inside chats and inboxes. Crop, mark, pixelate, save PNG, JPG or PDF.
Stopwatch, timer & alarm
Stopwatch with laps, several named countdown timers, weekday alarms and a big full-tab view. Rings even with the popup closed.
Dark mode for websites
Dark mode for any website. One click per site, a schedule, brightness and sepia, and images keep their real colours.
Dictionary & thesaurus
Offline English dictionary and thesaurus: double-click a word for its definition, synonyms and pronunciation. Private history.
Pause, resume & search downloads
Download manager in your toolbar: progress, pause and resume, search, type filters, retry, finish sounds. No access to websites.
Browser extension manager
Browser extension manager
JSON formatter and viewer
JSON formatter and viewer
Eyedropper, contrast checks & palettes
Pick colors from any page, copy HEX/RGB/HSL/OKLCH, check WCAG contrast and keep named palettes. Works offline.
Make and read QR codes, offline
Make QR codes for links, Wi-Fi, contacts and text, and read codes from images and pages. Works offline in your browser.
Get PDFs ready to share, offline
Prepare documents for sharing. Split PDF pages, shrink files and recognise scanned text offline.
Resize, convert & watermark folders
Resize photo folders for shops and websites. Convert images and add watermarks.
Type a shortcut, get the full reply
Save a reply once, type /refund to use it again and fill in the name and amount. No account needed.
Speed tests, lessons & CPU races
Improve WPM and accuracy with touch typing lessons, CPU races and daily challenges.
Porn blocker & website blocker
Block porn, gambling and distracting sites in one click. Stay on track with a streak tracker and SafeSearch.