Savvy Goose
Character Counter Text & Writing
Case Converter Text & Writing
Diff Viewer Text & Writing
Markdown Converter Text & Writing
Percentage Calculator Numbers & Time
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Timestamp Converter Numbers & Time
Time Between Dates Numbers & Time
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Base64 Encoder Data & Encoding
URL Encoder Data & Encoding
JWT Decoder Data & Encoding
Hash Generator Data & Encoding
Color Converter Data & Encoding
JSON Formatter Data & Encoding
Format Converter Data & Encoding
Regex Tester Data & Encoding
Browser Info Data & Encoding
Password Generator Generators
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Savvy Goose

Browser Info

Viewport, screen size, device pixel ratio, browser & OS detection.

Display
Viewport
× px
Screen
× px
Available screen
× px
DPR
Device pixel ratio

The number of physical pixels per CSS pixel. 1 on a non-Retina monitor, 2 on most Retina displays, often 2.53 on phones. Browser zoom changes this too.

Color depth
-bit
Orientation
Color scheme
Reduced motion
Browser
Browser
Engine
Languages
Cookies
Online
System
OS
Touch points
Logical cores
Device memory

navigator.deviceMemory is buckets of approximate RAM (0.25 / 0.5 / 1 / 2 / 4 / 8 GB) — capped at 8 for fingerprinting reasons. Firefox & Safari don't expose it.

Connection

The Network Information API. Only Chromium browsers expose it; Firefox & Safari report nothing.

Locale
Timezone
UTC offset
User agent

How to use the Browser Info

  1. Open this page on the device you want to inspect.
  2. Resize the window to watch the viewport update live.

Frequently asked questions

What's the difference between viewport and screen size?
Viewport is the visible area of the page. Screen size is the full physical display, including space outside the browser window.

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