Appzsight Notes

AppzSight

In-app purchases

About this app

A privacy-first notes app that works completely offline. Your notes, images, and reminders stay on your device — never uploaded or shared. Fast, simple, and secure. Perfect for professionals who value data privacy.

NotesK is a cross-platform notes application built with Kotlin Multiplatform
(KMM), targeting Android. It is published under the AppzSight
brand (com.appzsight.notes / com.appzsight.notesk), currently at version
1.0.1.

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Tech Stack

- Android: Kotlin 2.0, Jetpack Compose, MVVM (ViewModel + StateFlow), Room DB
v5, WorkManager, Google Play Billing 6.1
- Android min SDK 24 (Android 7.0), iOS min 17.0

Core Features

- Pin, archive, soft-delete with 30-day recycle bin (auto-purged via
WorkManager)
- Real-time search across title, content, checklist items, and tags
- Folder organization with custom colors; tag autocomplete per note
- Note color picker (10 presets), per-note text size slider, note version
history (10 revisions)
- Multi-selection (long-press) for batch archive/delete on both platforms
- Security: app-level PIN + biometric lock (Face ID / fingerprint),
configurable auto-lock timeout, per-note locking; PIN stored as SHA-256 hash
- Reminders: one-time or repeating (daily/weekly/biweekly/monthly/yearly),
survive reboot via BootReceiver
- Import/Export: full ZIP backup, JSON, CSV, plain text, Google Keep ZIP
import, vCard, per-note PDF export
- Auto Backup (Premium): daily or on-every-save, stored in
Downloads/NotesK/AutoBackups/
- Home Screen Widget (Android): shows 6 recent notes with deep-link to open or
create notes
- Simple Mode: hides advanced note types, leaving only Text, Checklist, and
Album
- In-App Review: triggered after 3rd and 25th note save on both platforms
- Freemium: free tier limited to 5 notes; premium unlocks Drawing, Album,
Encrypted, Audio, Contacts, PDF, and Auto Backup (via Google Play Billing)

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Localization

27 languages including Arabic, Persian, Hebrew (all RTL-supported), Hindi,
Chinese, Japanese, Korean, and 19 European languages.