A language-learning courseware studio: an online learning platform offering Spanish, French, German, Italian, Portuguese and Chinese courses for colleges and high schools (companion platforms for textbooks such as Contraseña, ¡Anda! and Mosaicos), where students sign up and log in to do homework.
Four former PeaOne-line growth story, compiled by us from public sources; speculation is marked separately below.
Checkout: checkout.stripe.com
“'Ready-To-Use Content'; Resellers page and 'Sign up for Updates' form only”Quote from the site
New-user source: Other (Direct / referral / email / paid). Direct 68.8%, referral 23.4% mainly from school systems: csuci.edu 7.81%, edu-apps.org 4.24%, illinoisstate.edu 3.7% (course management system/LTI redirects), search 4.7% mostly 'lingrolearning login' and 'contrasena'. New users are students who passively register after a teacher assigns it in class, and log in repeatedly during the term to do homework.
Top channel measured by Similarweb, others estimated by rank
| Attributable new users, last month | Share |
|---|---|
| SEO | 1% |
| Other | 99% |
Direct + brand search 72%. 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 States | 94.62% |
| Canada | 4.27% |
| Hong Kong | 1.07% |
| Brazil | 0.04% |
English
YouTube
73 keywords · brand ~72% · organic 100% / paid 0%
| Similarweb top 5 keywords |
|---|
| lingrohub |
| lingrolearning |
| lingrolearning login |
| contrasena |
| lingrolearning logi |
Non-brand queries: contrasena
16 referring sites
| Site | Share of referrals |
|---|---|
| csuci.edu | 7.81% |
| edu-apps.org | 4.24% |
| illinoisstate.edu | 3.7% |
| Category | Share of referrals |
|---|---|
| Universities and Colleges | 65.1% |
| Fantasy Sports | 13.1% |
| Education | 12.69% |
| Libraries and Museums | 3.7% |
| Computers Electronics and Technology - Other | 2.86% |
About 17,192 last month (Similarweb estimate), #150 of 606; the month before was 18,020. Opening checkout is not paying, so this is not revenue.
New-user source: Other (Direct / referral / email / paid). Mostly referrals, email or paid, or mostly direct with no clear source Direct 68.8%, referral 23.4% mainly from school systems: csuci.edu 7.81%, edu-apps.org 4.24%, illinoisstate.edu 3.7% (course management system/LTI redirects), search 4.7% mostly 'lingrolearning login' and 'contrasena'. New users are students who passively register after a teacher assigns it in class, and log in repeatedly during the term to do homework.
The course pages only say 'Fair pricing' and similar, with no specific prices listed; not found
Dossier confidence: medium. 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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