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leadder.co website review
Visit site (opens in a new tab)Reviewed 8 November 202618 issues · 65 checks
This review found 18 issues worth fixing on leadder.co, 4 of them high impact, across 65 checks. The most urgent: improve image delivery. Your full playbook turns these into prioritised fixes alongside reviews, competitors and channels.
- Homepage
- Phone render
- Links and pages
- Google PageSpeed
Google PageSpeed Insights (opens in a new tab), mobile
Site score
81BClosest competitors among reviewed websites
Compare side by sideOne score from every part of this review. How it works
Speed
Improve image delivery
1.3 s · 740 KiB21 images could be 740 KiB smaller with modern formats (WebP or AVIF) and sizes that fit a phone screen. Google estimates it would make the page about 1.3 s faster on a phone.
Mobile performance score: 72
72/100Your mobile performance score is 72. Pages that score under 90 lose visitors before the first paint.
Render-blocking requests
850 ms3 files block the first paint until they finish downloading. Deferring or inlining them could save about 850 ms.
Reduce unused JavaScript
450 ms · 86 KiBAbout 86 KiB of JavaScript is downloaded but never used on this page. Google estimates it would make the page about 450 ms faster on a phone.
2,499 HTML elements
The page has 2,499 HTML elements. Above 1,500, rendering and every interaction get slower on phones.
5 long tasks on the main thread
5 long tasks block the main thread while loading, the longest for 123 ms. During a long task the page ignores taps.
Legacy JavaScript
16 KiBPolyfills for old browsers add 16 KiB JavaScript that modern phones do not need.
Chained critical requests
Critical files load one after another instead of in parallel (3 chains). Preconnecting to key origins and preloading the hero image shortens the chain.
Forced reflow
Scripts make the browser recalculate the layout repeatedly while the page loads, which wastes processor time on phones.
1 third-party service on the page
1 third-party service load with your homepage (Sentry), adding 1 KiB and 0 ms of main-thread time.
2 checks passed
Main-thread work: 1.3 s
A phone's processor spends 1.3 s on main-thread work while loading, 709 ms of it running JavaScript. That is comfortably low.
Server response: 295 ms
295 msYour server sent the HTML in 295 ms, well inside Google's 600 ms guideline.
Core Web Vitals
Largest Contentful Paint: 8.2 s
8.2 sYour largest element takes 8.2 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the text “We use essential cookies to run Leadder. With your permissi…”.
Time to Interactive: 8.4 s
8.4 sThe page becomes fully interactive after 8.4 s. Good is under 3.8 s.
Speed Index: 4.4 s
4.4 sVisually, the page fills in at 4.4 s (Speed Index). Good is under 3.4 s.
Not enough real-visitor data yet
Chrome's UX Report (opens in a new tab) has too little real-visitor traffic for this site, so the figures here are lab measurements from Google's test phone on a throttled 4G connection.
3 checks passed
First Contentful Paint: 1.7 s
1.7 sThe first text or image appears after 1.7 s, inside the 1.8 s “good” threshold.
Total Blocking Time: 101 ms
101 msScripts block the page for only 101 ms while loading. Good is under 200 ms.
Cumulative Layout Shift: 0.019
0.019The layout barely moves while loading (CLS 0.019, good is under 0.1).
Images and page weight
4 images far larger than shown
393 KiB4 images are downloaded at several times the size a phone draws them, for example creative-panel.webp at 1,176 px wide, shown at 168 px. Resized copies would save about 393 KiB.
4 images below the first screen load straight away
4 images further down the page (274 KiB) download before anyone scrolls to them. Adding loading="lazy" lets the first screen load first.
2 images in older formats
2 images (77 KiB) are JPEG, PNG or GIF. The same pictures as WebP or AVIF are usually much smaller at the same quality, and every current browser shows them.
About 0.5 g of CO₂ per visit
0.50 gBy the Sustainable Web Design model, a visit to your homepage emits about 0.50 g of CO₂e: 59.7 kg a year at 10,000 visits a month. It scales with page weight, so every byte cut lowers it.
1 checks passed
Page weight: 1.8 MB in 64 requests
1.8 MBYour homepage downloads 1.8 MB in 64 requests on a phone: images 1.0 MB (24), scripts 527 KiB (25) and HTML 117 KiB (1). That is a lean page.
Accessibility
4 text elements with low contrast
4 text elements don't have enough contrast against the background to read easily, especially outdoors on a phone.
Elements with visible text labels do not have matching accessible names.
Elements with visible text labels do not have matching accessible names. (1 element).
2 checks passed
Every image has alt text
All 203 images in the HTML carry an alt attribute.
42 automated accessibility rules passed
axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 43 WCAG 2.2 A/AA and best-practice rules on the phone render: 42 passed and 1 failed. 1 more need a person to judge. Automated rules catch about a third of accessibility problems; the rest need manual testing.
SEO
No structured data
No structured data (JSON-LD), so Google can't show rich results such as your logo, ratings or FAQs.
No canonical URL
No canonical URL, so duplicate versions of the homepage (with or without www, with tracking parameters) can split ranking signals.
No social preview image
No Open Graph image, so links shared on LinkedIn, Slack or Facebook show no preview picture.
16 internal links, 0 external
The homepage links to 16 pages on leadder.co and 0 external pages.
5 checks passed
Meta description: 121 characters
Your meta description is 121 characters: “Leadder is the ad platform that writes the creative, drafts the form, and launches the campaign in your own Meta accoun…”.
One H1 headline
Your main headline reads: “Turn a sentence into a lead ad”.
Title: 40 characters
Your title is a healthy 40 characters: “Leadder — Turn a sentence into a lead ad”.
robots.txt in place
robots.txt is in place and points crawlers to your sitemap.
XML sitemap found
Your XML sitemap is reachable at https://leadder.co/sitemap.xml.
AI search readiness
No Organization structured data
There is no Organization (or LocalBusiness) JSON-LD, so search engines and AI assistants have no machine-readable facts about who runs the site: its name, logo, profiles and contact details.
No llms.txt
There is no https://leadder.co/llms.txt, a short Markdown guide to your key pages for AI tools (llmstxt.org). It is optional and few AI tools read it yet, so treat it as a cheap extra.
2 checks passed
AI answer engines may read the site
Your robots.txt lets the crawlers behind ChatGPT search, Claude and Perplexity read the site and cite it in answers.
Text is in the HTML
Your server sends the page's text in the HTML (1,464 words), so crawlers that don't run JavaScript still read it.
Other pages
1 linked page hidden from search
https://leadder.co/cookie-preferences is marked noindex but linked from your homepage. If it is meant to be found, remove the noindex.
1 page without an H1
https://leadder.co/sub-processors has no <h1> headline, so visitors and search engines get no clear main topic.
7 internal pages checked
We fetched 7 pages linked from your homepage and read each the way a search engine does.
5 checks passed
Linked pages load
All 7 pages we checked loaded without an error.
Canonical URLs point to themselves
No page we checked hands its ranking to a different URL.
Every page has a meta description
All 7 pages that loaded have a meta description.
Titles are unique
Every page we checked has its own title.
Every page has a title
All 7 pages that loaded have a <title>.
Best practices
Browser-reported issues
Chrome logged issues while loading the page (“Content security policy”).
3 checks passed
No console errors
No JavaScript errors were logged while the page loaded on a phone.
Tap targets are thumb-sized
18 of 19 tappable elements near the top are at least 24 px.
Mobile viewport set
The page declares a mobile viewport.
Content and conversion
Thin social proof
Social proof on the homepage: 4 customer or partner logos. Pairing it with named testimonials or customer logos makes it far more convincing.
No analytics detected
No analytics or tag manager detected in the HTML, so you can't measure whether any of these fixes work.
Phone number is not tap-to-call
Your phone number appears as text but isn't a tel: link, so phone visitors can't tap to call.
No form on the homepage
There is no form on the homepage, so every lead has to click through to another page first.
No risk reducer
No guarantee or risk reducer (money-back, free trial, no credit card) is mentioned, which is often what tips a hesitant visitor.
About 1,492 words of copy
The homepage carries about 1,492 words of visible text.
2 checks passed
Clear next step on the first screen
On a phone, the first screen shows a clear next step: “Start free” and “Start for free”.
10 calls to action
The homepage has 10 calls to action, for example “Pricing”, “Start free” and “Start for free”.
Privacy and tracking
2 cookies set on arrival
2Opening the homepage sets 2 cookies (measured from a US location before any click).
No consent tool detected
No known cookie consent tool loads with the page. Some sites build their own banner, and some only show one to visitors from the EU.
1 other company contacted
Loading the homepage contacts 1 host run by other companies (fonts, scripts, analytics, ads), each of which sees the visitor's IP address.
1 checks passed
No known trackers before consent
No known advertising or analytics trackers load before a visitor clicks anything (measured from a US location before any click).
Security, domain, email and software versions
The security, domain and email checks, software and plugin versions, and any app with a known security problem are visible only to people at leadder.co, because details like these could help someone attack a site. Every review keeps them private, whatever they found.
Upkeep, stack and company
Stack
- Framework
- Next.js
- Hosting
- Vercel
Upkeep, stack, hiring and company data from programmable.info
Go beyond the website
What your $25 Growth Playbook adds
This review found 18 issues on leadder.co, including 8 speed issues, 3 SEO issues and 2 conversion gaps. That is the website alone. The full Growth Playbook pairs these findings with what your customers say in public reviews and communities and what your closest competitors do better, then turns everything into at least 20 prioritised ideas, each with the evidence behind it, a step-by-step playbook, a metric and an owner.
- 28 research agents read your site, reviews, competitors, communities and public filings
- Customer review mining (G2, Capterra, Trustpilot and more) and voice-of-pain analysis in your buyers’ own words
- Competitor intelligence with battlecards for your closest rivals
- Ideal customer profile, buyer segments and buying-stage funnel
- Ranked channels, outreach sequences and content angles
- Live Reddit threads where buyers ask for what you sell, with draft replies
- Earned media and PR openings
- At least 20 ideas with evidence, a step-by-step playbook, metric, owner, effort and impact, grouped into this week, this quarter, big bets and wildcards, plus a 30/60/90-day roadmap
- PDF, Markdown, CSV, Notion and Linear exports, and a shareable page your team can track progress on
- Refresh the playbook later to see what changed
14-day money-back guarantee: not happy for any reason, email us within 14 days and we refund in full.