🌍 World-Class Language Learning

Speak Any Language With Confidence

Join 85,000+ learners mastering new languages through personalized lessons, AI-powered practice, and live conversation sessions with certified instructors.

85K+
Active Learners
24+
Languages Offered
98%
Satisfaction Rate
500+
Expert Instructors
Maria just completed Spanish B2 🎉
🎓
Your Learning Dashboard
Week 12 · Spanish Intermediate
🇪🇸 Spanish
🇫🇷 French
🇸🇦 Arabic
🇨🇳 Mandarin
Vocabulary78%
Pronunciation65%
Grammar82%
🔥 7-day streak — keep it up!
🔒 SSL Secured Payments
7-Day Free Trial
↩️ 30-Day Money-Back Guarantee
🌍 Learn from Anywhere
📱 Mobile & Desktop Access
Why Oulkhirllc

Everything You Need to Reach Fluency

Our comprehensive platform combines cutting-edge technology with proven pedagogical methods to accelerate your language journey.

🎯

Adaptive Learning Path

Our AI engine analyzes your strengths and weaknesses to build a personalized curriculum that evolves as you improve, maximizing every minute you study.

🎙️

Pronunciation Training

Advanced speech recognition technology gives you real-time feedback on your pronunciation, helping you sound like a native speaker faster than traditional methods.

💬

Live Conversation Practice

Book 1-on-1 sessions with certified native-speaking tutors or join group conversation clubs to practice speaking in a supportive, structured environment.

📚

Rich Content Library

Access thousands of lessons, grammar guides, vocabulary flashcards, listening exercises, and cultural content organized by CEFR levels A1 through C2.

🏆

Gamified Progress

Stay motivated with daily streaks, achievement badges, leaderboards, and milestone rewards that make the learning process engaging and habit-forming.

📊

Detailed Analytics

Track every aspect of your progress with comprehensive dashboards showing time spent, skills mastered, vocabulary growth, and weekly performance trends.

24 Languages Available

What Language Will You Master?

From world languages to regional dialects, our curriculum covers every major language with full A1–C2 pathways.

🇪🇸
Spanish
28,400 learners
🇫🇷
French
19,200 learners
🇸🇦
Arabic
12,800 learners
🇨🇳
Mandarin
11,500 learners
🇩🇪
German
9,100 learners
🇯🇵
Japanese
8,700 learners
🇵🇹
Portuguese
7,200 learners
🇮🇹
Italian
6,900 learners
Simple Process

From Beginner to Fluent in 4 Steps

Our proven methodology guides you from your first lesson to confident, natural conversation at your own pace.

1

Take Your Free Assessment

Our 10-minute adaptive assessment evaluates your current proficiency across reading, listening, grammar, and vocabulary to place you at the perfect starting point — no wasted time on content you already know.

2

Get Your Personalized Learning Plan

Based on your assessment results, goals, available study time, and learning style, our system generates a day-by-day curriculum uniquely tailored to you, covering all four language skills: speaking, listening, reading, and writing.

3

Learn with Expert Instructors & AI Tools

Study through interactive video lessons, AI-powered exercises, live tutor sessions, and conversation practice. Our blended approach ensures you develop real communication skills, not just textbook knowledge.

4

Track Progress & Achieve Fluency

Monitor your improvement with detailed analytics, earn CEFR-aligned certificates, and celebrate milestones along the way. Most dedicated learners reach conversational fluency within 6–12 months.

Simple Pricing

One Subscription, All Languages

Unlock access to every language, all courses, and all features. No hidden fees. Cancel anytime.

Monthly
$16
per month
  • All 24 languages
  • Full course library
  • AI pronunciation coach
  • Progress tracking
  • Mobile & desktop access
Get Started
Semi-Annual
$54
per 6 months
Save $42 vs monthly
  • Everything in Quarterly
  • 4 live tutor sessions/mo
  • Cultural immersion content
  • CEFR exam preparation
  • Dedicated success coach
Get Started
Annual
$74
per year
Save $118 vs monthly
  • Everything in Semi-Annual
  • Unlimited tutor sessions
  • Official certificates
  • Multi-language learning
  • 24/7 VIP support
Best Value

All plans include a 7-day free trial and 30-day money-back guarantee. Payments processed securely via Stripe.

Success Stories

Real Results from Real Learners

Thousands of students have transformed their lives by mastering a new language with Oulkhirllc.

★★★★★

"After just 6 months with Oulkhirllc, I passed my DELF B2 French exam with a score of 87%. The AI pronunciation coach was a game-changer for me. I could practice at 2am without disturbing anyone!"

S
Sarah Mitchell
Learning French · Chicago, USA
★★★★★

"I was skeptical about online language learning, but Oulkhirllc changed my mind completely. The live conversation sessions with native Spanish speakers gave me confidence I never had before. Highly recommend!"

K
Kenji Watanabe
Learning Spanish · Tokyo, Japan
★★★★★

"The structured Arabic program is outstanding. Unlike other apps, Oulkhirllc teaches Modern Standard Arabic and dialect simultaneously. I can now hold full conversations with my Egyptian colleagues at work!"

A
Amara Diallo
Learning Arabic · London, UK
Learning Resources

Tips, Guides & Language Insights

Our expert instructors share practical advice to help you learn faster and smarter.

🧠
Learning Tips
The Science of Language Acquisition: Why Immersion Works
Research shows that immersive learning activates the brain's procedural memory, creating lasting linguistic habits. Here's how to replicate immersion from home.
📅 June 2025⏱ 6 min read
🎙️
Pronunciation
10 Phonetic Secrets Spanish Natives Won't Tell You
Native speakers use mouth positions, liaison, and rhythm patterns that textbooks ignore. Master these hidden mechanics and transform your accent overnight.
📅 May 2025⏱ 8 min read
📖
Vocabulary
How to Learn 1,000 Words in Any Language in 30 Days
Using spaced repetition, contextual learning, and semantic clustering, you can dramatically accelerate vocabulary acquisition. Our step-by-step method revealed.
📅 April 2025⏱ 5 min read
FAQ

Frequently Asked Questions

Everything you need to know before you start your language learning journey.

How does the 7-day free trial work? +
When you sign up, you get full access to all platform features for 7 days at no charge. No credit card is required to start. At the end of your trial, you can choose a subscription plan that suits your budget and learning goals. If you decide not to subscribe, your account simply becomes read-only and no charge is made.
Can I learn multiple languages at the same time? +
Yes! Our platform supports simultaneous learning of multiple languages. You can switch between languages at any time, and your progress in each language is tracked independently. Our AI learning engine maintains separate adaptive pathways for each language you're studying.
What is your refund policy? +
We offer a 30-day money-back guarantee on all subscription plans. If you're not satisfied with your experience within the first 30 days of a paid subscription, contact our support team and we'll issue a full refund — no questions asked. Refunds are processed within 5–10 business days to your original payment method.
Are the instructors certified native speakers? +
All our live tutors go through a rigorous vetting process. We require a minimum of a bachelor's degree in education or linguistics, a relevant language teaching certification (such as CELTA, DELTA, or equivalent), and proof of native or near-native fluency. Less than 8% of applicants pass our selection process.
How much time do I need to study each day? +
Our system is designed to fit any schedule. Even 15–20 minutes of daily practice produces measurable results. For faster progress, we recommend 30–45 minutes per day. When you set up your profile, you specify your daily time commitment and your learning plan is designed around it.
Can I access Oulkhirllc on my phone? +
Absolutely. Oulkhirllc is fully optimized for mobile browsers and works seamlessly on iOS and Android devices. You can also download lessons for offline study when your plan includes this feature, so you can keep learning even without an internet connection.

Start Speaking a New Language Today

Join 85,000+ learners who chose Oulkhirllc to achieve real-world fluency. Your 7-day free trial starts the moment you sign up.

Create Free Account
Our Story

Built by Language Lovers, For Language Learners

Oulkhirllc (Ouasso LLC) was founded with one mission: to make professional-quality language education accessible and affordable for every person on earth.

Our Story

Ouasso LLC was established by a team of multilingual educators, linguists, and technology experts who shared a frustration: the world's best language education was locked behind expensive universities, private tutors, and geographic barriers.

We set out to change that. By combining the expertise of certified instructors with adaptive AI technology, we built a platform that delivers the personalized attention of a private tutor at a fraction of the cost — available 24 hours a day, from any device, in any location.

Today, Oulkhirllc serves learners in over 120 countries, offering structured programs in 24 languages, with a community of over 85,000 active students and 500 certified instructors worldwide.

2019
Founded
Incorporated in the United States as Ouasso LLC
120+
Countries Served
Global community of learners from every continent
500+
Certified Instructors
All vetted, certified, and continuously evaluated
🌍

Accessibility

World-class language education should not be a privilege. We price our plans to be genuinely affordable for learners everywhere, without compromising quality.

🎓

Pedagogical Excellence

Every lesson is designed using evidence-based methodologies including communicative language teaching, spaced repetition, and comprehensible input theory.

🤝

Learner Success

We measure our success by yours. Our entire platform — from curriculum design to customer support — is optimized for one outcome: your fluency.

Meet Our Leadership Team

Experienced educators and technologists united by a passion for language and learning.

DR
David Rousseau
CEO & Co-Founder

Former professor of applied linguistics at Georgetown University, polyglot fluent in 7 languages.

LK
Lena Kovacs
Chief Academic Officer

PhD in Second Language Acquisition from MIT. Designed curriculum for over 2 million learners globally.

MO
Marcus Okafor
Chief Technology Officer

15 years in EdTech and NLP. Previously led AI language products at a Fortune 500 company.

SN
Sofia Nakamura
Head of Instructor Relations

CELTA and DELTA certified, 12 years training language teachers across Asia, Europe, and the Americas.

Course Catalog

Structured Courses for Every Level & Goal

Browse our full library of language courses, from complete beginner to advanced professional — all included in your subscription.

🇪🇸
Beginner · A1
Spanish from Zero
Start your Spanish journey from absolute zero. Master the alphabet, basic greetings, numbers, colors, and essential everyday vocabulary through immersive exercises.
📚 42 lessons · 18 hrs★ 4.9 (2,814)
🇫🇷
Intermediate · B1
French Conversational Mastery
Move beyond textbook French into real conversation. Focus on connected speech, colloquial expressions, and cultural nuances that native speakers use daily.
📚 56 lessons · 24 hrs★ 4.8 (1,932)
🇸🇦
Beginner · A1
Modern Standard Arabic Foundations
Learn to read, write, and speak Arabic script from scratch. This course covers the alphabet, pronunciation rules, and essential vocabulary for new Arabic learners.
📚 60 lessons · 30 hrs★ 4.9 (1,205)
🇩🇪
Advanced · C1
German for Professionals
Master advanced grammar, academic writing, and formal presentations in German. Perfect for professionals seeking to work or study in German-speaking countries.
📚 48 lessons · 22 hrs★ 4.7 (876)
🇨🇳
Business · B2
Business Mandarin
Communicate confidently in Chinese business settings. Covers negotiations, emails, presentations, and relationship-building in Mandarin-speaking business environments.
📚 52 lessons · 26 hrs★ 4.8 (654)
🇫🇷
Exam Prep · DELF B2
DELF B2 Exam Preparation
Targeted preparation for the DELF B2 certification. Covers all four exam components: reading, listening, writing, and speaking with full mock exams and instructor feedback.
📚 40 lessons · 20 hrs★ 4.9 (1,108)
Language Programs

Complete A1–C2 Pathways in 24 Languages

Every language program follows the internationally recognized CEFR framework, taking you from complete beginner to professional mastery.

What Makes Our Programs Different

Unlike generic apps that teach isolated vocabulary or phrases, our language programs are structured, systematic learning journeys built around the CEFR framework and grounded in second language acquisition research.

Each program integrates speaking, listening, reading, writing, grammar, vocabulary, pronunciation, and cultural competence — the seven pillars of true language proficiency.

🎯
CEFR Aligned
A1 through C2 levels for every language
🧠
Science-Based
Spaced repetition & retrieval practice
🎙️
Speaking First
Real conversation from Lesson 1
🌍
Cultural Context
Language embedded in real culture

Featured Language Programs

🇪🇸
Spanish
Complete A1–C2 · 6 levels · 280+ lessons
🇫🇷
French
Complete A1–C2 · 6 levels · 310+ lessons
🇸🇦
Arabic
Complete A1–C2 · 6 levels · 340+ lessons
🇨🇳
Mandarin
Complete A1–C2 · 6 levels · 360+ lessons
🇩🇪
German
Complete A1–C2 · 6 levels · 295+ lessons
🇯🇵
Japanese
Complete A1–C2 · 6 levels · 380+ lessons
🇵🇹
Portuguese
Complete A1–C2 · 6 levels · 270+ lessons
🇮🇹
Italian
Complete A1–C2 · 6 levels · 265+ lessons
Transparent Pricing

Simple Plans, Unlimited Learning

One subscription unlocks every language, every course, and every feature on the platform. No upsells, no hidden fees.

Monthly
$16
billed monthly · cancel anytime
  • All 24 languages
  • 1,000+ lessons & exercises
  • AI pronunciation coach
  • Vocabulary flashcards
  • Progress tracking dashboard
  • Mobile & desktop access
  • Community forums
  • Email support
Start 7-Day Free Trial
Semi-Annual
$54
billed every 6 months ($9/mo)
Save $42 — 44% off monthly
  • Everything in Quarterly
  • 4 live tutor sessions/month
  • CEFR exam preparation
  • Cultural immersion content
  • Dedicated success coach
  • Advanced grammar workbooks
  • Live chat support
  • Progress certificates
Start 7-Day Free Trial
Annual
$74
billed yearly ($6.17/mo)
Save $118 — 61% off monthly
  • Everything in Semi-Annual
  • Unlimited tutor sessions
  • Official CEFR certificates
  • Multi-language learning
  • AI writing coach
  • 24/7 VIP support
  • Early access to new features
  • Transferable gift option
Best Value — Start Free

🏫 Group & Institutional Plans

Are you a school, corporation, or organization looking to train a team? We offer custom enterprise plans with volume discounts, administrative dashboards, and dedicated account management.

Contact Sales Team
Language Learning Blog

Expert Insights for Faster Fluency

Practical tips, research-backed strategies, and cultural insights from our team of certified language instructors.

Learning Tips

The Science of Language Acquisition: Why Immersion Works

📅 June 12, 2025✍️ Dr. Lena Kovacs⏱ 6 min read

For decades, language researchers have debated the most effective methods of instruction. But one finding emerges consistently across hundreds of studies: immersive, meaning-focused input is the most powerful driver of language acquisition.

When we encounter language in context — in conversations, stories, films, and real-world situations — our brains activate the same neural pathways used for our native language. This is fundamentally different from studying grammar rules in isolation.

The Comprehensible Input Hypothesis

Linguist Stephen Krashen proposed that language is acquired unconsciously through exposure to "comprehensible input" — language that is slightly above your current level but understandable through context. This explains why children learn languages so effortlessly: they are surrounded by rich, contextual language input from the moment they are born.

At Oulkhirllc, every lesson is designed around this principle. Rather than drilling vocabulary lists, we embed new words and grammar structures in meaningful stories, conversations, and authentic materials that your brain can process naturally.

The Role of Output and Interaction

While input is critical, language researcher Merrill Swain's "Output Hypothesis" shows that producing language — speaking and writing — is equally important. Output forces you to notice gaps in your knowledge that input alone cannot reveal. This is why our programs balance structured input with regular speaking and writing practice.

Live conversation sessions on our platform replicate the interactive element of immersion, where you must negotiate meaning in real time, forcing your brain to process and produce language under natural communication pressure.

Practical Immersion Strategies at Home

You don't need to move abroad to create an immersive environment. Here are the strategies our most successful learners use: change your phone language to your target language; watch films and TV series with subtitles in the target language; follow social media accounts that post in your target language; journal for 10 minutes daily in the language you are learning.

More Articles

🎙️
Pronunciation
10 Phonetic Secrets Spanish Natives Won't Tell You
Native speakers use mouth positions and rhythm patterns that textbooks ignore. Master these hidden mechanics.
📅 May 2025⏱ 8 min
📖
Vocabulary
Learn 1,000 Words in Any Language in 30 Days
Using spaced repetition and semantic clustering, dramatically accelerate your vocabulary acquisition.
📅 April 2025⏱ 5 min
🌍
Culture
Why Cultural Knowledge Makes You a Better Language Learner
Language and culture are inseparable. Understanding cultural context unlocks idiomatic expressions and social nuances.
📅 March 2025⏱ 7 min

Frequently Asked Questions

Everything you need to know about Oulkhirllc, our plans, and how to get the most from your subscription.

Getting Started

How does the 7-day free trial work? +
Sign up with your email address to immediately access all platform features for 7 full days at no charge. No credit card is required. If you choose to subscribe at the end of your trial, you'll enter your payment details then. If not, your account becomes read-only and you are never billed.
Which level should I start at? +
We recommend taking our free 10-minute placement assessment, which evaluates your current skills across reading, listening, vocabulary, and grammar. Based on your score, we'll recommend the optimal starting level and course path within your chosen language program.
Can I learn multiple languages simultaneously? +
Yes. Your subscription gives you access to all 24 languages. You can switch between languages at any time, and each language maintains its own independent progress track, learning plan, and flashcard deck.

Subscription & Billing

How do I cancel my subscription? +
You can cancel anytime from your Account Settings page. There are no cancellation fees. When you cancel, you'll retain full access until the end of your current billing period, at which point your account will not be renewed.
What payment methods do you accept? +
We accept all major credit and debit cards (Visa, Mastercard, American Express, Discover) through our secure Stripe payment processor. All transactions are encrypted with TLS/SSL security and we never store your full card details on our servers.
What is your refund policy? +
We offer a 30-day money-back guarantee. If you're unsatisfied within your first 30 days of a paid subscription, email support@oulkhirllc.com with your account details and we'll process a full refund within 5–10 business days to your original payment method.

Platform & Features

How do live tutor sessions work? +
Live sessions take place via our built-in video call platform. You can browse instructor profiles, read reviews, and book sessions in 25- or 50-minute blocks. Sessions are recorded with your consent so you can review them afterward. You can also request a specific instructor for ongoing sessions.
Is the platform available on mobile devices? +
Yes. Oulkhirllc is fully responsive and works on any modern mobile browser on iOS and Android. Subscribers on Quarterly plans and above can also download lessons for offline study. A dedicated native app is currently in development.
Student Success Stories

Real People, Real Results

Thousands of learners have achieved their language goals with Oulkhirllc. Here are some of their stories.

SM
★★★★★

"I spent 3 years trying different apps and textbooks, making very little progress. Within 6 months on Oulkhirllc, I passed my DELF B2 with an 87% score. The combination of structured lessons, AI pronunciation feedback, and weekly conversation sessions with my tutor made all the difference. I now work as a French-English interpreter part-time."

Sarah Mitchell · 34 · Chicago, USA
KW
★★★★★

"I needed to learn Spanish for my job relocation to Mexico City. In 8 months of daily 30-minute sessions on Oulkhirllc, I went from zero to holding full business meetings in Spanish. My colleagues were genuinely surprised by my progress. The business Spanish course module was exactly what I needed — it focused on professional vocabulary and formal register from early on."

Kenji Watanabe · 29 · Tokyo, Japan (now Mexico City)
AD
★★★★★

"Learning Arabic seemed impossible. I had tried three other platforms and given up each time. Oulkhirllc's Arabic program breaks everything down so logically — the script, the grammar, the dialects. After 10 months I can read Al Jazeera articles and have real conversations with my Egyptian team. The instructors are incredibly patient and knowledgeable."

Amara Diallo · 41 · London, UK
Free Resources

Language Learning Resource Library

Free guides, tools, and materials to support your learning journey — available to everyone, subscriber or not.

📘
Learning Guide

The Ultimate Beginner's Guide to Language Learning

A comprehensive 40-page guide covering mindset, methods, tools, and a 90-day study plan for any language.

🃏
Flashcard Deck

Essential 500 Spanish Words — Printable Flashcards

The 500 most-used Spanish words, with example sentences, organized by category. Printable PDF format.

📊
Assessment Tool

Free CEFR Level Self-Assessment Checklist

Rate your own skills against official CEFR descriptors for A1 through C2. Available for 8 languages.

🎧
Audio Resource

Pronunciation Master Class — French Vowels (MP3)

30-minute audio guide by a certified phonetics specialist covering all 16 French vowel sounds with practice exercises.

📋
Study Planner

90-Day Language Study Planner — Printable PDF

A structured day-by-day study schedule for dedicated beginners, with built-in review cycles and milestone checkpoints.

📖
Grammar Guide

German Grammar Reference — Cases Explained Simply

A clear, jargon-free explanation of the German case system (Nominativ, Akkusativ, Dativ, Genitiv) with tables and examples.

Get in Touch

Our team is ready to help. Choose the best way to reach us below.

Contact Information

We respond to all inquiries within 1 business day. For urgent matters, use our live chat.

📧
Email
support@oulkhirllc.com
💬
Live Chat
Available Mon–Fri, 9am–6pm EST
🏢
Company
Ouasso LLC · United States
Response Time
Within 24 hours on business days
Follow Us

Send Us a Message

Free Assessment

Find Your Language Level

Answer 5 quick questions in your chosen language to discover your current level and get a personalized study plan.

QUESTION 1 OF 5

Choose the correct sentence in Spanish:

Yo soy estudiante.
Yo es estudiante.
Yo son estudiante.
Yo eres estudiante.

Support Center

Find answers, troubleshoot issues, and get in touch with our support team.

🔐

Account & Login

Password reset, account settings, profile management

💳

Billing & Plans

Invoices, upgrades, cancellations, refunds

📚

Courses & Content

Access issues, progress sync, downloading lessons

🎙️

Live Sessions

Booking, rescheduling, technical requirements

📱

Technical Issues

App errors, browser compatibility, audio/video

🎓

Certificates

Progress certificates, CEFR documentation

Can't find what you need?

Our support team responds within 24 hours. For faster service, use live chat during business hours.

📧 Email Support 📖 Browse FAQs
Join Our Team

Build the Future of Language Education

We're a remote-first team of educators, engineers, and language enthusiasts on a mission to make language fluency accessible to everyone.

Open Positions

Senior Language Curriculum Designer — Spanish
RemoteFull-TimeEducation
Apply
Full-Stack Web Developer (React / Node.js)
RemoteFull-TimeEngineering
Apply
Certified Language Instructor — Arabic (Part-Time)
RemotePart-TimeTeaching
Apply
Customer Success Specialist
RemoteFull-TimeSupport
Apply
Digital Marketing Manager
RemoteFull-TimeMarketing
Apply
Affiliate Program

Earn Money Promoting Language Learning

Share Oulkhirllc with your audience and earn generous commissions on every subscription you generate.

20%
Starter Affiliate

Earn 20% recurring commission on all referred subscriptions for 12 months. Open to all content creators.

Apply Free
40%
Elite Partner

40% commission for top-tier partners generating 100+ subscriptions/month. Co-marketing opportunities available.

Apply Free
💰

Recurring Commissions

Earn on every renewal, not just the first payment. Build a passive income stream from your audience.

📊

Real-Time Dashboard

Track clicks, conversions, and earnings in real time with your personalized affiliate dashboard.

🏦

Monthly Payouts

Receive payments via PayPal or bank transfer every month, with a minimum threshold of just $25.