This app visually breaks down English sentences to improve grammar understanding and reading comprehension. It offers annotation, translation, and text-to-speech features to aid learners in mastering sentence structure and fluency.
3.8.5
February 3, 2026
Small bug fix
Basic subscription
AnnoReader is an English grammar learning tool that visually breaks down sentences to help users understand structure and modification relationships. It aims to improve reading comprehension and fluency for English language learners.
Key features include visual syntax analysis showing clauses, phrases, and parts of speech, phrase-by-phrase translation, text-to-speech with multiple accents, AI grammar checking, and an OCR camera function to analyze text from documents.
The app is free to download and use, but it offers in-app purchases for additional features or content. Specific pricing for these purchases can be found within the app.
The translation feature supports various languages, including Japanese. Translations are provided for phrase and clause units within sentences.
AnnoReader is designed for English language learners who want to improve their grammar more effectively, understand sentence structure, and prepare for tests like TOEIC. It also aids those who wish to read more fluently.
