Spanish
German
Portuguese
RussianLearn only from content you love
Forget boring textbook topics. We've curated 26 of the most popular categories, so you can immerse yourself in the language through your hobbies and interests.
Watch your favorite creators, podcasts, and entertainment shows. Learn from what truly interests you
Bubbles Technology
Learn from videos — without pausing, dictionaries, or memorization
Contextual Meaning
Words are shown in the context of phrases, not one by one.
Synchronicity
Translations appear exactly when the word is spoken.
Real Speech
You learn authentic conversational speech, not textbook examples.
Gemini AI
Helps break down the most complex grammatical structures and idioms.
Endless Feed of Knowledge
Scroll through videos like your favorite social media. Watch. Understand. Learn without stopping.
Smart Dictionary and AI Grammar
Tap on words — understand meaning, not just translation
No memorization or dictionaries.
- "I know" — hides hints for learned words
- "Remind me" — saves phrases to your personal dictionary
- AI breakdown — explains phrase grammar in one click
Upload videos and watch with smart subtitles
Upload any video and watch with smart subtitles
Your progress — in every video
Every word you learn earns points and raises your level.
You see real learning results — without memorizing words or taking tests
Levels, XP, and statistics — all automatic
Frequently Asked Questions (FAQ)
Regular subtitles simply duplicate text. Our "Bubbles" are a smart layer on top of the video. Sublish was created to translate not individual words, but entire meaningful constructions. You immediately see the correct phrase translation in context and its grammatical form. Hints appear exactly when the speaker says the word.
Yes! We use the official YouTube player and display content in our interactive environment. You can watch your favorite bloggers, interviews, or shows while using all our features: video slow-down, Bubbles, and AI analysis.
That's what our "Know" button is for. As soon as you mark a word or phrase, the app remembers it. Bubbles for that word will no longer appear in any future videos. Your feed becomes cleaner as your level grows.
If you come across a complex construction and don't understand why it's structured that way, tap the button with the app logo. A chat will open where you can learn everything about the selected sentence. It will provide a full grammatical and syntactic analysis of the phrase, explain the rules, and give examples. It's like having a tutor right beside you.
Yes, you can upload a video from your smartphone gallery or paste a link (up to 5 minutes long). The system will automatically create smart subtitles and translation for it. This video will be stored in your account and accessible only to you.
In the first version, we focus on learning English. Translations (hints) are available in Spanish, German, Portuguese, and Russian. Very soon we will add the ability to learn Spanish, German, and other languages.
The app is optimized for modern devices. For stable performance and fast rendering of all AI features, we recommend using smartphones no older than 6 years. You can also try the Sublish web app anytime.
Investments
Sublish is an innovative platform that transforms billions of hours of YouTube content into an interactive environment for learning English. The Bubbles technology boosts user engagement through contextual translation and instant grammar analysis right within the social feed format. The platform combines the addictiveness of social media with the effectiveness of personalized learning.
Application
Sublish
