AnnoReader is made and published by Hironobu Saito. AppBrain is an independent app data site and isn't affiliated with Hironobu Saito. The app name, icon, screenshots and description belong to Hironobu Saito and are shown as published on Google Play.
AppBrain's verdict
Established- Installs
- 15 thousand
- Last updated
- September 4, 2026
- Ads
- Contains ads
- Size
- 113.6 MB
AnnoReader has 15 thousand installs. It doesn't have enough ratings yet to judge what users think.
User feedback
Ratings and reviews on Google PlayComments on AnnoReader for Android
Store listing
By Hironobu Saito, from Google Play“English Grammar Learning Tool”
Description by Hironobu Saito Written by the developer, not by AppBrain. Click to read.
Purpose
This app was developed to address common challenges faced by English learners, such as:
- Wanting to learn English grammar more effectively
- Difficulty identifying phrases and clauses
- Trouble distinguishing the five sentence patterns (SVOC)
- Preparing for long passages in tests like TOEIC
- Desire to read more fluently
With translation and text-to-speech features, AnnoReader can also be used for listening and speaking practice beyond grammar study.
Key Features
English Annotation (Syntax Analysis)
- Visualizes clauses, phrases, and modification relationships
- Displays parts of speech for words
- Provides dictionary lookup for words
- Shows meanings of phrasal verbs
- Highlights the five sentence patterns (SVOC)
- Underlines compound words
Translation
- Displays translations by phrase and clause units
- Supports various languages, including Japanese
Text-to-Speech
- High-quality native speaker voice for reading English text
- Four accent options: American, British, Australian, and Indian
- Allows simultaneous grammar and listening practice
- Repeat function and timed rewind feature for enhanced learning
AI Grammar Check
- AI-powered checking of inputted English text
- Easily identifies grammatical errors and typos
Camera Function (OCR)
- Captures English text from books or documents using the built-in camera
- Performs annotation on the captured text
Multiple Input Methods
- Direct text input
- Paste from clipboard
- Import text via iOS share function
Customization Settings
- Adjustable font and annotation settings to suit user preferences
For more information:
- Terms of Service: https://annoreader.com/ja/terms_of_service
- Privacy Policy: https://annoreader.com/ja/privacy
Safety and technology
Found in the app by AppBrain- Ads
- Contains ads
- Price
- Free
- Libraries
- ?
- App size
- 113.6 MB
- Content rating
- Everyone
Technologies used by AnnoReader
Releases
Updates seen on Google Play- Version
- 3.8.6
- Launched
- April 2021
Alternatives
Similar apps and more from Hironobu SaitoInstalls
Tracked by AppBrain- Last 30 days
- 93
- Play install range
- 10+ thousand
- Launched
- April 2021
Installs over time
AnnoReader has been installed 15 thousand times. Over the past 30 days, it has been installed 93 times.
Rankings
Google Play top chartsGoogle Play Rankings for AnnoReader
About the app and developer
About AnnoReader
AnnoReader is an education app developed by Hironobu Saito.
Install Statistics
AnnoReader has been installed 15 thousand times. In the last 30 days, the app was installed 93 times.
User Ratings
The app has no ratings yet.
App Information
AnnoReader is freely available from Google Play. The app size is 113.63 MB. The latest version available is 3.8.6. The last update was on September 4, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play since April 2021.
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