Hi Dictionary

Free offline dictionary. English learning. Translator.

Hi Dictionary – Offline Dictionary, Translator & English Learning

Trusted by 10M+ users — the all-in-one dictionary app for accurate translation, word references, and English learning. Supports 135 languages online and offline. Your smartest language companion for study, work, and travel.

📱 Floating Translator — Translate Any App

Tap the floating ball to instantly translate text from WhatsApp, Facebook, Instagram, and any app — without switching screens. The fastest screen translator for daily messaging and browsing.

🔌 Offline Translator & Dictionary — No Internet Needed

Download language packs for 108 languages and translate or look up words anywhere — no Wi-Fi, no data, no SIM. Perfect for travel, remote areas, and study on the go.

🎓 English Learning — Build Vocabulary Daily

Learn English while you use your phone. Set a Word of the Day screen lock and grow your vocabulary every time you unlock your device. Designed for all language backgrounds — Hindi, Arabic, French, Spanish, and more. The best vocabulary builder app for daily improvement.

✅ Grammar Checker & Live Correction

Type or paste any sentence and get instant grammar check and correction with one tap. Write confidently in English for work, school, and social media.

📷 AI Camera Translator

Point your camera at menus, signs, documents, or labels for instant translation. Best camera translator for travel and everyday life.

📖 Dictionary & Word Reference

The most accurate offline dictionary for 135 languages. Look up words, meanings, synonyms, and examples instantly — no internet needed. Bilingual dictionaries include:

English Hindi dictionary / Hindi English dictionary

French English dictionary / Dictionnaire français anglais

Arabic English dictionary / قاموس عربي إنجليزي

Bangla English dictionary / ইংরেজি বাংলা অভিধান

Telugu English dictionary / తెలుగు ఆంగ్ల నిఘంటువు

Swahili English dictionary / Kamusi ya Kiswahili

Marathi English dictionary / मराठी इंग्रजी शब्दकोश

Tamil Hindi dictionary / இந்தி தமிழ் அகராதி

Urdu Hindi dictionary / اردو ہندی لغت

And 126 more language pairs

🤖 AI-Powered Accuracy

Context-aware translations that understand idioms, slang, and formal language. Smarter than word-for-word — adapts to your scene.

🌍 135 Languages — Most Popular Pairs

English to Hindi / Hindi to English

English to Arabic / Arabic to English

English to French / French to English

English to Spanish / Spanish to English

English to Tamil / Tamil to English

English to Telugu / Telugu to English

English to Marathi / Marathi to English

English to Bengali / Bengali to English

English to Urdu / Urdu to English

English to Swahili / Swahili to English

English to Indonesian / Indonesian to English

English to Malay / Malay to English

English to Turkish / Turkish to English

English to Korean / Korean to English

English to Japanese / Japanese to English

English to Vietnamese / Vietnamese to English

English to Thai / Thai to English

English to German / German to English

English to Russian / Russian to English

English to Portuguese / Portuguese to English

📲 Perfect For

✔️ Students — offline dictionary, grammar check, vocabulary builder

✔️ Travelers — camera translator, offline translation, 135 languages

✔️ Professionals — accurate translation for emails, documents, meetings

✔️ English Learners — word of the day, screen lock learning, daily practice

✔️ Daily Chat — floating translator for WhatsApp, Facebook, Instagram

🔒 Privacy & Security

Uses Accessibility Services only to read on-screen text for translation. No personal data collected or stored.

10M+ users · 135 languages · Online & offline · Dictionary + Translator + Learning

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