# 1-12 Textbooks

> Beneficial for students and teachers. Contains all textbooks and teachers guides

Canonical page: [https://chrome-stats.com/d/com.herma.apps.textbooks](https://chrome-stats.com/d/com.herma.apps.textbooks)

## Overview

- **ID:** `com.herma.apps.textbooks`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Data S Trading PLC
- **Category:** BOOKS\_AND\_REFERENCE
- **Downloads:** 170,882
- **Rating:** 4.28 / 5 (2,053 ratings)
- **Version:** 4.0.7
- **Last updated:** 2026-08-19
- **First published:** 2019-11-29
- **Publisher country:** ET
- **Size:** 38 MB
- **Data as of:** 2026-09-11
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.herma.apps.textbooks)
- **Website:** [http://datascienceplc.com](http://datascienceplc.com/)
- **Privacy policy:** [http://datascienceplc.com/privacy-policy](http://datascienceplc.com/privacy-policy)

## Description

**1-12 Textbooks & Blockchain** is a comprehensive educational Chrome extension designed for students and teachers from grade 1 through 12. It offers all textbooks and teachers’ guides in a convenient digital format that works offline with a single download — no internet connection or third-party software needed.

The extension features an interactive user interface, enabling easy navigation through chapters and pages. Users can highlight important lines, zoom on content, scan pages, and use a comfortable read mode to enhance study sessions. The app is lightweight, mobile-optimized, and includes complete topics for each chapter. Its accessibility makes it a perfect digital handbook, replacing bulky physical books and ensuring learning materials are always on hand.

Ideal for academic use, this free tool supports efficient study habits with features like saving books, mobile-optimized images, and one-click access to entire chapters. Feedback and suggestions from users are welcomed to continually improve the experience and add future updates.

## Rankings

- #171,868 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.USE_BIOMETRIC`
- `android.permission.USE_FINGERPRINT`
- `android.permission.WAKE_LOCK`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.gms.permission.AD_ID`
- `com.google.android.providers.gsf.permission.READ_GSERVICES`
- `com.herma.apps.textbooks.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Users praise the app as a very useful and engaging source that combines old and new curriculum textbooks across many grades. It is widely regarded as a strong teaching and learning resource. However, recurring issues include occasional non-functionality, missing books in some grades or subjects (like social textbooks or history grade 10), and intrusive ads. Ongoing updates to expand content and fix issues are repeatedly requested.

### Pros

- Very useful and interesting resource for teachers and students.
- Contains both old and new curriculum textbooks.
- Covers a broad range of grades and curricula (old and new).
- Generally well-received, with comments like 'best app' and '5 star'.

### Cons

- Occasional instability or features not functioning (some users report 'It doesn't work').
- Content gaps in certain grades or subjects (missing books; e.g., social textbooks and history grade 10).
- Ads are intrusive, including consecutive ads.

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.herma.apps.textbooks)