# LexHex – Lector PDF y EPUB

> PDF and EPUB reader.

Canonical page: [https://chrome-stats.com/d/com.lexai.lexai\_reader](https://chrome-stats.com/d/com.lexai.lexai_reader)

## Overview

- **ID:** `com.lexai.lexai_reader`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** PetHex
- **Category:** BOOKS\_AND\_REFERENCE
- **Downloads:** 36
- **Version:** 1.1.0
- **Last updated:** 2026-07-10
- **First published:** 2026-07-06
- **Publisher country:** MX
- **Size:** 35 MB
- **Data as of:** 2026-09-21
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.lexai.lexai_reader)
- **Website:** [https://devhex.com.mx/](https://devhex.com.mx/)
- **Privacy policy:** [https://devhex.com.mx/lexhex/privacidad.html](https://devhex.com.mx/lexhex/privacidad.html)

## Description

📚 LexHex – Your Personal PDF and EPUB Reader with Artificial Intelligence<br><br>LexHex is the reading app you need: powerful, private, and completely free. Read your PDF and EPUB books with a smooth, customizable, and distraction-free experience. No accounts, no ads, no subscriptions. Everything works locally on your device.<br><br>---<br><br>✨ WHAT DOES LEXHEX DO?<br><br>📁 Smart Personal Library<br>Import and organize your PDF and EPUB files directly from your device. Create collections, apply filters, and choose from 4 viewing modes to find your books instantly.<br><br>📄 Complete PDF Reader<br>Enjoy comfortable reading with auto-scroll, precise zoom, and landscape mode. Ideal for technical documents, academic papers, and scanned books.<br><br>📖 Advanced EPUB Reader<br>Activate classic or continuous reading mode according to your preference. Customize the font, text size, and line spacing to read your way.<br><br>🤖 Built-in AI for Curious Readers<br>Select any passage and let AI help you:<br>• Instantly define difficult words<br>• Clearly explain complex paragraphs<br>• Summarize entire chapters<br>• Answer your questions about the text<br><br>Compatible with Claude (Anthropic), OpenAI, and Google Gemini. You use your own API key—no hidden costs or AI subscriptions.<br><br>🖊️ Highlighting and Annotations<br>Highlight with 4 different colors and export your notes in Markdown format to take them anywhere.<br><br>📝 Personal Vocabulary<br>Save words with their definitions and reading context. Practice with the built-in quiz to reinforce what you learn.<br><br>📊 Reading Statistics<br>Review your reading sessions, keep track of your daily streak, visualize your activity on an annual heatmap, and set personal reading goals.<br><br>---<br><br>🔒 YOUR PRIVACY COMES FIRST<br><br>LexHex was designed from the ground up with privacy in mind:<br>• No registration or user accounts<br>• No collection of personal data<br>• Your books and notes never leave your device<br>• API keys are stored encrypted locally<br>• No ads, no tracking, no surprises

## Rankings

- #2,393,227 — Overall

## Permissions and access

### Permissions

- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.VIBRATE`
- `com.android.vending.CHECK_LICENSE`
- `com.lexai.lexai_reader.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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