# Notebook – Secure Backup Notes

> Fast note taking and task management

Canonical page: [https://chrome-stats.com/d/com.notdefteri](https://chrome-stats.com/d/com.notdefteri)

## Overview

- **ID:** `com.notdefteri`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Bektas
- **Category:** PRODUCTIVITY
- **Downloads:** 891,780
- **Rating:** 4.26 / 5 (3,720 ratings)
- **Version:** 42.24
- **Last updated:** 2026-07-26
- **First published:** 2018-04-02
- **Publisher country:** TR
- **Size:** 32 MB
- **Data as of:** 2026-09-15
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.notdefteri)
- **Website:** [https://forexchart.shop](https://forexchart.shop/)
- **Privacy policy:** [https://sites.google.com/view/com-mynotebook/privacy-policy](https://sites.google.com/view/com-mynotebook/privacy-policy)

## Description

Notebook – Secure Backup Notes is a handy Chrome extension designed for fast and secure digital note-taking. Ideal for students, professionals, and teachers, it allows you to quickly jot down thoughts, tasks, shopping lists, or work notes.

Key features include manual backup and restore for peace of mind, downloading notes as PDFs, search functionality within your notes, sharing and editing options, organizing with favorites, and support for dark mode. This completely free extension ensures your notes are safe, accessible, and easy to manage on the go. Stay productive and keep your digital notes secure with Notebook!

## Rankings

- #72,943 — 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.ACCESS_WIFI_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_BASIC_PHONE_STATE`
- `android.permission.RECORD_AUDIO`
- `android.permission.USE_BIOMETRIC`
- `android.permission.USE_FINGERPRINT`
- `android.permission.WAKE_LOCK`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `com.google.android.providers.gsf.permission.READ_GSERVICES`
- `com.notdefteri.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Overall positive sentiment with many users calling the app good or very good and noting it is helpful for taking notes. However, recurring issues dominate feedback: data loss after updates, frequent app opening/crashing problems, and backup/restore failures that prevent recovering notes. Ads are a common nuisance. Usability is recognized, but reliability and data protection need significant improvements.

### Pros

- Generally positive reception with many users calling it a good or very good app.
- Helpful for taking notes and usable by a broad audience.
- Frequent positive descriptors such as nice, superb and helpful indicate overall satisfaction.

### Cons

- Data loss or deletion after updates; multiple users report losing notes.
- App not opening or crashing after updates; many reports of not opening.
- Backup and restore failures that hinder recovering deleted notes and data.
- Ads are a nuisance and repeatedly mentioned by users.

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