A UK trading card grading service that authenticates and scores cards, encapsulates them, and offers custom labels.
The card gradinOne-line growth story, compiled by us from public sources; speculation is marked separately below.
Checkout: invoice.stripe.com
“'View our collection of Ace labels' (company's own labels); 'Join thousands of collectors choosing Ace to grade their cards'; 'Ace Grading® Ltd.'”Quote from the site
New-user source: SEO (Non-brand search). Direct 52.9%, search 35.3%, referrals 7.1%; non-brand search about 14%, from terms like ace and ace cert check (buyers verifying certificate numbers), that is, graded cards bring in new users as they circulate on the secondary market. Social comes from YouTube, TikTok and Instagram; referrals include mailchi.mp 0.81%.
Top channel measured by Similarweb, others estimated by rank
| Attributable new users, last month | Share |
|---|---|
| SEO | 14% |
| Other | 86% |
Direct + brand search 74%. Direct and brand search count as viral only when the site shows sharing mechanics; the largest share wins, under 5% means Other.
| Country | Share of visits |
|---|---|
| United Kingdom | 77.14% |
| United States | 4.9% |
| Denmark | 1.89% |
| Australia | 1.81% |
| Norway | 1.76% |
English
YouTube, TikTok, Instagram
286 keywords · brand ~74% · organic 97% / paid 3%
| Similarweb top 5 keywords |
|---|
| ace grading |
| ace |
| ace cert check |
| ace grading check |
| ace grade checker |
Non-brand queries: ace, ace cert check
4 referring sites
| Site | Share of referrals |
|---|---|
| mailchi.mp | 0.81% |
| Category | Share of referrals |
|---|---|
| Marketplace | 42.72% |
| Games - Other | 8.29% |
| 0.81% |
About 16,952 last month (Similarweb estimate), #202 of 606; the month before was 3,789. Opening checkout is not paying, so this is not revenue.
New-user source: SEO (Non-brand search). New users mostly come from need-based searches Direct 52.9%, search 35.3%, referrals 7.1%; non-brand search about 14%, from terms like ace and ace cert check (buyers verifying certificate numbers), that is, graded cards bring in new users as they circulate on the secondary market. Social comes from YouTube, TikTok and Instagram; referrals include mailchi.mp 0.81%.
Core (AceSelect, 75 days) £12/card; Value (60 days) £15/card; faster tiers from £18/card
Dossier confidence: high. Parts 1 and 2 come from reading the site and Similarweb data; part 3 from public reporting, founder posts, Wayback snapshots, WHOIS and similar, with speculation marked.
The number: checkout visits is Similarweb's estimate of visits from the site to a checkout payment page; opening checkout is not paying, so this is not revenue. Small sites land on fixed buckets.
Data through last month. Page updated 2026-10-26.
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