Skip to content We're live on Product Hunt today Upvote
install

TWO BUILDS 9 browsers

Chrome from the Chrome Web Store Firefox from addons.mozilla.org Edge from Microsoft Edge Add-ons Brave takes the Chrome build Opera takes the Chrome build 4 more Chromium browsers: Arc, Vivaldi, Chromium, Opera GX the Chrome build

compare

Ten comparisons, each one conceding something

Against the tools you probably already have installed. Every page ends with the cases where the other one is the better answer, because a comparison that never concedes anything is an advertisement with a table in it.

section#glance

All ten at a glance

swipe sideways for the other columns →

against free tier tools evidence host perms price
LoupeKit yes 70 per match 0 €0 · €74.99 once
Hoverify no 8 no not published yearly · lifetime
SuperDev Pro limited 50+ no not published lifetime once
CSS Peeper yes ~6 no not published free
CSS Scan no 1 no not published one-time
Wappalyzer limited 1 partial not published paid plans
Designer Tools yes ~6 no not published free · low tiers
VisBug yes ~14 no none free, open source
ColorZilla yes ~4 no all sites free
WhatFont yes 1 no not published free
Chrome DevTools yes built in raw built in free
section#pages

One page each, with the verdict up front

  • LoupeKit vs Hoverify

    Yearly or lifetime · 22,000+ developers · Chromium and Firefox

    read the page about LoupeKit and Hoverify

    Hoverify is the closest thing on this list to what LoupeKit is trying to be, and it got there first.

    LoupeKit
    A free tier you can work in, evidence per detection, the generated-code audit
    Hoverify
    Code injection, full-page screenshots, and years of polish on the hover loop

  • LoupeKit vs SuperDev Pro

    Lifetime payment · 12,000+ developers · seven browsers

    read the page about LoupeKit and SuperDev Pro

    SuperDev Pro has a comparable number of tools - fifty-plus against seventy - and it sells them well: one lifetime payment, three device activations, thirty-day money back, seven browsers, and no telemetry.

    LoupeKit
    Whole-page diagnostics that rank what to look at, and detection with evidence
    SuperDev Pro
    Raw tool count, seven browser builds, an API tester and cookie editor

  • LoupeKit vs CSS Peeper

    Free · 500,000+ users · Chromium

    read the page about LoupeKit and CSS Peeper

    CSS Peeper is the fastest way to lift a colour palette and a font list off a page, and around half a million people use it for exactly that.

    LoupeKit
    The whole page rather than one element - stack, tokens, SEO, accessibility
    CSS Peeper
    Being small, fast and immediately obvious to a first-time user

  • LoupeKit vs CSS Scan

    One-time payment · no renewal · four browsers

    read the page about LoupeKit and CSS Scan

    CSS Scan does one thing at a speed nothing else matches: hover an element, see its complete rule, click, and it is on your clipboard - pseudo-classes, animations and media queries included.

    LoupeKit
    What surrounds the copy: audits, diagnostics, exports in a project format
    CSS Scan
    Sheer speed of hover-to-clipboard, which is the whole product

  • LoupeKit vs Wappalyzer

    Paid plans · account required · lead-generation platform

    read the page about LoupeKit and Wappalyzer

    Wappalyzer defined this category and its detection is the reference the rest of us are measured against.

    LoupeKit
    This page’s stack, with the marker that matched, and nothing to sign in to
    Wappalyzer
    Prospect lists, exports, and a database of sites filtered by what they run

  • LoupeKit vs Designer Tools

    Free tier · low monthly tiers · Chromium

    read the page about LoupeKit and Designer Tools

    Designer Tools has been shipping since 2018 and knows exactly who it is for: someone with a mockup open and a browser beside it.

    LoupeKit
    Reading what the page already is, rather than measuring it against a mockup
    Designer Tools
    Laying a design over a build and nudging the two until they agree

  • LoupeKit vs VisBug

    Free · open source · Chromium, Firefox and Safari

    read the page about LoupeKit and VisBug

    VisBug is free, open source, made at Google Chrome Labs, and it is the best answer to a question this extension does not really answer: what if the browser had a design tool in it.

    LoupeKit
    Reading a page - what it ships, what it fails, how much of it was generated
    VisBug
    Changing a rendered page by hand, free and open source

  • LoupeKit vs ColorZilla

    Free · 4M+ users · Chromium and Firefox

    read the page about LoupeKit and ColorZilla

    ColorZilla has been the answer to "what colour is that" for longer than most of this category has existed - four million users, free, on both Chrome and Firefox, with a Photoshop-style picker, a colour history, stored palettes and the CSS gradient generator half the web has used at some point.

    LoupeKit
    The whole palette out as tokens, with contrast checked against the page
    ColorZilla
    Picking one colour, on any surface, faster than anything else here

  • LoupeKit vs WhatFont

    Free · 2M+ users · Chromium and Safari

    read the page about LoupeKit and WhatFont

    WhatFont is one of the most-installed design utilities there is, and deservedly: hover text, read the family, size, weight, line height and colour, done.

    LoupeKit
    Every face on the page, whether each one loaded, and the scale as a file
    WhatFont
    Naming the font under the cursor in one hover, with nothing else in the way

  • LoupeKit vs Chrome DevTools

    Free · built in · every Chromium browser

    read the page about LoupeKit and Chrome DevTools

    DevTools is free, built into the browser, and better than any extension at the things it is for: stepping through JavaScript, watching the network, profiling a frame, editing a rule and seeing the cascade behind it.

    LoupeKit
    Deciding which element to debug, and reading the page as a whole
    Chrome DevTools
    Everything about one element, and a debugger nothing else replaces

8 of the ten show no evidence behind a detection · every page names a job the other tool does better

HOW THESE ARE SOURCED

Every figure comes from what that product publishes about itself - its store listing, its own site, its own manifest - and never from a review or from watching it run. Each page prints the day it was last checked; the oldest on this list is 17 August 2026. Products change, so if a row has gone out of date, write to info@apptiary.com and it will be corrected.

All product names and trademarks on this page belong to their own owners. LoupeKit is not affiliated with, endorsed by or sponsored by any of them.