Comparison

Lex Reader vs AudioAmber

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Lex Reader

This app offers a versatile reading experience for books and audiobooks with customizable modes, extensive library access, and social features. It allows users to import their own content, sync progress across devices, and discover new reads through personalized recommendations and curated shelves.

Highlights
  • Customizable reading modes (scroll, paginated, blitz, bilingual)
  • EPUB, PDF, and MP3 reader/player
  • Text-to-audio synchronization
  • Ambient audiobook listening with custom sounds
  • Extensive library search and personalized recommendations
  • Import reading data from Goodreads/Storygraph
  • Create and share custom book shelves
  • Sync reading progress across devices
Features
Read full description

READ BOOKS THE WAY YOU WANT TO - Dark mode (EPUB) reader with scroll, paginated, blitz, and bilingual modes - PDF reader with bookmark & search functionality (OCR) - Fully customizable font styles, sizes, etc. - Make highlights, notes, etc. - Automatically sync progress across devices KICK BACK WITH AMBIENT AUDIOBOOKS - 30,000+ human & AI-narrated audiobooks - Text-to-audio synchronization (read along) - Multiple narrators options (solo, dramatic & group readings) - Ambient mode (choose between different ambient sounds) - Adjust playback speed (0.5x - 3x) and set sleep timer BUILD THE LIBRARY OF YOUR DREAMS - Lightning fast search across 6,000,000+ books (search title, author, genre, subject) - Import reading data from Goodreads, Storygraph, or a generic CSV file - Personalized home page (browse audiobook narrators, quotes, opening lines, illustrations) - Browse hundreds of curated bookshelves - Create and share your own shelves - Upload your own books/audiobooks (EPUB, PDF, MP3) with automatic metadata enrichment (cover, (cover, title, author, publication date) SOCIAL FEATURES - Activity feed displaying other users’ books, shelves, highlights & notes - Add collaborators to help build shelves - Invite 3 friends for 1 month of Lex Premium - Track reading progress, streaks, etc. SYNC EVERYWHERE Your reading activity syncs across devices. Start a book on your laptop, pick it up on your phone, and switch from the book to the audiobook whenever you please. INCLUDED FOR FREE: - 6,000,000+ books & 30,000+ audiobooks - Ambient audiobook listening - Text-to-audio synchronization - Paginated and Scroll reading modes - Upload your own books (EPUB and PDF) - Personalized book recommendations - Create, share, and save shelves, highlights, notes - Follow and connect with other users FOR POWER USERS (PREMIUM): - Lex AI: ask about any book, get better recommendations, and have it take app-specific actions on your behalf - Offline mode: download books/audiobooks to read anywhere (no internet required) - Higher upload limits: extra space for EPUBs, PDFs, and MP3s - Bilingual mode: get in-page translations to your preferred language (21 languages available) - Blitz mode: word-level / sentence-level Rapid Serial Visual Presentation (200-750 WPM) - PDF to EPUB conversion: turn PDFs into proper Ebooks - Verified badge: profile checkmark PERFECT FOR - Bookworms - Classical literature lovers - History buffs - Autodidacts - High school / college students - Book clubs SUBSCRIPTION INFO - Lex Premium (Monthly): $9.99/month - Free Trial - Lex Premium (Yearly): $95.90/year ($7.99/month) - Free Trial Payment will be charged to your Apple ID account. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Manage subscriptions in your Apple ID Account Settings. Terms of Service: https://lex-books.com/terms Privacy Policy: https://lex-books.com/privacy Support: https://lex-books.com/support Lex is built by book lovers, for book lovers. We believe reading should be accessible to anyone, anytime, anywhere. And we’re just getting started.

About

AudioAmber

Access thousands of classic audiobooks from LibriVox, read by volunteers. Enjoy a distraction-free listening experience with a modern player, background playback, and adjustable speed. Browse by genre or curated lists to discover timeless literature.

Highlights
  • Thousands of classic audiobooks
  • Distraction-free player
  • Background playback
  • Adjustable playback speed
  • Sleep timer
  • Bookmarks and progress tracking
  • Browse by genre
Features
Read full description

AudioAmber brings you thousands of classic audiobooks from LibriVox — read aloud by volunteers around the world. Listen to Shakespeare, Jane Austen, Mark Twain, Sherlock Holmes and many more timeless works, beautifully delivered in a clean, modern player designed for uninterrupted listening. KEY FEATURES • Thousands of classic audiobooks from LibriVox.org • Beautiful, distraction-free player built for audio • Background playback with lock-screen controls • Sleep timer and adjustable playback speed • Bookmarks and listening progress across chapters • Browse by genre: literature, history, philosophy, poetry, drama • Curated discovery: Popular Classics, Recently Added, For You • Personal library and favorites • Dark mode by default ABOUT LIBRIVOX All content is sourced from LibriVox.org, a non-profit volunteer-driven project recording public-domain audiobooks since 2005. All recordings are in the public domain and freely redistributable. AudioAmber is an independent reader app and is not affiliated with LibriVox.org.

Screenshots

Lex Reader4 screens
AudioAmber4 screens

Verdict

The call

The clearest difference is review sentiment: Lex Reader at 100% against AudioAmber's 0%. Lex Reader also leads on rating (4.9 vs 1.0) and ads (none vs shown). AudioAmber's advantage is in-app purchases (none vs 2) and update cadence (daily vs weekly). On price, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Lex Reader sells 2 in-app purchases, starting at $4.99 per month. AudioAmber asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Lex Reader holds the better App Store score, 4.9 against 1.0. Both are backed by a comparable volume of ratings — 12 and 3 respectively. Written reviews point the same way: 100% of Lex Reader's written reviews are positive against 0% of AudioAmber's.

UpkeepUpdate frequency

Lex Reader ships an update weekly, AudioAmber daily. The most recent releases landed on October 7, 2026 and September 28, 2026 respectively.

Scorecard7 real differences · 3 level
Lex Reader versus AudioAmber: the parameters behind the verdict, then further details
ParameterLex ReaderAudioAmber
PriceFreeFree
Rating4.9 (12 ratings) — better1.0 (3 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings12 — better3
Update frequencyWeeklyDaily — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size3 MB39 MB
Age rating12+4+
DeveloperLexBooks, Inc.Mindaugas Ramanauskis

Customer experience

Lex Reader

All ratings12 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews9 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

AudioAmber

All ratings3 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

2 purchases

Lex Reader

Subscriptions2
  • Lex Premium7 Days trial$4.991 Month
  • Lex Premium7 Days trial$39.991 Year
None

AudioAmber

No in-app purchases

Questions

Is Lex Reader free?
Lex Reader is free to download, with in-app purchases available.
Is AudioAmber free?
AudioAmber is free to download, with no in-app purchases.
Which has better reviews, Lex Reader or AudioAmber?
Lex Reader is rated higher. Lex Reader averages 4.9 out of 5 from 12 ratings, while AudioAmber averages 1.0 from 3 ratings.
Do Lex Reader or AudioAmber have ads?
AudioAmber shows ads; Lex Reader does not.
Which is updated more often, Lex Reader or AudioAmber?
Lex Reader ships an update weekly, and AudioAmber daily. Most recently, Lex Reader was updated on October 7, 2026 and AudioAmber on September 28, 2026.

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