Mathematics Gr 9: Book & Quiz
Mathematics Gr 9: Book & Quiz is made and published by Koyo Education & Tools. AppBrain is an independent app data site and isn't affiliated with Koyo Education & Tools. The app name, icon, screenshots and description belong to Koyo Education & Tools and are shown as published on Google Play.
AppBrain's verdict
- Installs
- 190 thousand
- Last updated
- October 24, 2026
- Ads
- Contains ads
- Size
- 30.0 MB
Mathematics Gr 9: Book & Quiz has 190 thousand installs. It doesn't have enough ratings yet to judge what users think.
User feedback
Ratings and reviews on Google PlayComments on Mathematics Gr 9: Book & Quiz for Android
Store listing
By Koyo Education & Tools, from Google Play“Grade 9 Mathematics textbook with AI Tutor, summaries, quizzes & offline study.”
Description by Koyo Education & Tools Written by the developer, not by AppBrain. Click to read.
Study Grade 9 Mathematics smarter with the Ethiopian curriculum textbook, chapter summaries, practice quizzes, progress tracking, bookmarks, and an integrated AI Tutor — all in one Android app.
Whether you're learning a new chapter, revising for an exam, or need help understanding a difficult topic, Mathematics Grade 9 gives you convenient study tools wherever you are.
📚 GRADE 9 MATHEMATICS TEXTBOOK
Read the textbook directly on your phone or tablet with a clean, student-friendly experience. Navigate chapters easily, continue from where you stopped, and study offline.
🤖 AI TUTOR
Ask the built-in AI Tutor questions about your Mathematics studies and receive clear explanations to support your learning. You can also copy useful textbook content for notes, sharing, or further explanation.
📝 CHAPTER SUMMARIES
Review important concepts with chapter-based summaries. Each chapter appears in the Summaries section so you can easily see and access available study content.
Locked content provides a clear Unlock option, which may require watching an optional rewarded ad. Once successfully unlocked and downloaded, you can return to that content without repeatedly watching an ad for the same unlock.
🧠 PRACTICE QUIZZES
Test your understanding with chapter-based Mathematics quizzes. Browse by chapter, unlock available quiz content when needed, and practice before exams or after completing a chapter.
📊 PROGRESS & BOOKMARKS
Track your reading progress, automatically continue from where you left off, and bookmark important pages for quick access later.
🌙 LIGHT & DARK THEMES
Choose Light, Dark, or System theme for comfortable studying during the day or at night.
📱 DESIGNED FOR PHONES & TABLETS
A modern Material 3 interface adapts to different supported screen sizes and orientations for a comfortable reading and study experience.
✨ KEY FEATURES
• Offline textbook reading
• Easy chapter navigation
• Reading-position restoration
• Reading progress tracking
• Chapter summaries
• Chapter practice quizzes
• Integrated AI Tutor
• Smart bookmarks
• Light, Dark & System themes
• Portrait & landscape support
• Copy & share textbook content
• Modern Material 3 interface
🌍 MADE FOR ETHIOPIAN STUDENTS
Mathematics Grade 9 is designed to make the Ethiopian Grade 9 Mathematics textbook more accessible and useful as a digital study resource.
⚠️ DISCLAIMER
This is an independently developed educational app. It is not affiliated with, endorsed by, sponsored by, or officially connected to the Ethiopian Ministry of Education, the Amhara National Regional State Education Bureau, or any other government organization.
This app is a digital study aid and is not an official government application.
📖 TEXTBOOK SOURCE & OFFICIAL REFERENCES
The textbook content is based on publicly available Ethiopian educational materials published or distributed by relevant educational institutions.
Official references:
FDRE Ministry of Education:
https://moe.gov.et/
Amhara National Regional State Education Bureau:
https://anrseb.gov.et/
These links are provided for source attribution and reference only. Their inclusion does not imply affiliation, endorsement, or official approval of this app.
🚀 Study Mathematics wherever you are
Read, revise with summaries, practice quizzes, save important pages, track your progress, and get additional help from the AI Tutor — all from one Grade 9 Mathematics study app.
If you find the app useful, consider leaving a rating or review. Your feedback helps us continue improving the learning experience for Ethiopian students. 🇪🇹
Recent changes:
What's New
• Improved offline support for Summaries and AI Tutor, allowing previously saved Markdown (.md) content to display correctly without an internet connection.
• Enhanced Markdown rendering with better formatting for headings, lists, tables, and educational content.
• Enhanced app stability and compatibility.
• Bug fixes and performance optimizations for a smoother learning experience.
Update now for a better learning experience, online or offline!
Safety and technology
Found in the app by AppBrain- Ads
- Contains ads
- Price
- Free
- Libraries
- ?
- App size
- 30.0 MB
- Content rating
- Everyone
Technologies used by Mathematics Gr 9: Book & Quiz
Releases
Updates seen on Google Play- Version
- 1.49.0
- Launched
- August 2022
Alternatives
Similar apps and more from Koyo Education & ToolsAlternatives to Mathematics Gr 9: Book & Quiz
More from Koyo Education & Tools
Installs
Tracked by AppBrain- Last 30 days
- 19 thousand
- Per day
- 620
- 30-day average
- Play install range
- 100+ thousand
- Launched
- August 2022
Installs over time
Mathematics Gr 9: Book & Quiz has been installed 190 thousand times. Over the past 30 days, it averaged 620 installs per day.
Rankings
Google Play top chartsGoogle Play Rankings for Mathematics Gr 9: Book & Quiz
About the app and developer
About Mathematics Gr 9: Book & Quiz
Mathematics Gr 9: Book & Quiz is an education app developed by Koyo Education & Tools.
Install Statistics
Mathematics Gr 9: Book & Quiz has been installed 190 thousand times. In the last 30 days, the app was installed 19 thousand times.
User Ratings
The app has no ratings yet.
App Information
Mathematics Gr 9: Book & Quiz is freely available from Google Play. The app size is 30.04 MB. The latest version available is 1.49.0. The last update was on October 24, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play since August 2022.
App Performance Report
Get a detailed PDF report for Mathematics Gr 9: Book & Quiz with download trends, rating history, and key performance statistics — useful for competitive research or tracking your own app. Learn more
Get PDF Report — $29