LangJournalLangJournal

Write in the language you're learning
and sound more natural

Keep a daily journal, get AI corrections and explanations, and ask follow-up questions in 10+ supported languages.

LangJournal correction screen showing an English journal entry

Features

LangJournal is an AI-powered language journal for writing practice in 10+ languages. Write about your day, get corrections and explanations, ask follow-up questions, and review what you've learned—all in one place. Each entry helps you improve your grammar, vocabulary, and phrasing while building a writing habit you can keep.

Natural AI Corrections for Your Diary

Natural AI Corrections for Your Diary

AI checks your grammar, vocabulary, and awkward phrasing, then helps you make each diary entry sound more natural.

Understand Why Each Correction Was Made

Understand Why Each Correction Was Made

Review why each part was changed so you can learn from the correction instead of only seeing the answer.

Ask AI Follow-up Questions

Ask AI Follow-up Questions

Ask about grammar, nuance, alternative wording, or more natural expressions while the correction is still fresh.

LangJournal in Numbers

10+
Supported Languages
29K+
Downloads
170K+
AI Corrections

Supported Languages

Learn and journal in 10+ different languages

English

English

Spanish

Spanish

French

French

German

German

Chinese

Chinese

Japanese

Japanese

Korean

Korean

Portuguese

Portuguese

Dutch

Dutch

Italian

Italian

Polish

Polish

Swedish

Swedish

Tagalog

Tagalog

Plans

Check pricing and included features

Free

Use core features like standard diary correction at no cost.

$0/month

Premium

Popular

1 week free

Learn without ads and unlock more generous access to AI features.

$4.99/month

US App Store reference price

News

Frequently Asked Questions

Get Started Today

LangJournal

iOS & Android apps also available

AI Language Journal App with Corrections | LangJournal