Comparison

LitVox vs SyncBooks!

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

Head to head
About

LitVox

Features
Read full description

Rediscover Reading with LitVox Read or listen to a growing collection of world literature, brought to life by advanced AI voice technology. Whether you’re into timeless classics or modern discoveries, LitVox delivers a flexible reading and listening experience tailored for real life. AI-Powered Audiobooks, Instantly Every book in the app, including those you upload, can be instantly converted to natural-sounding audio using cutting-edge AI speech synthesis—on-device or in the cloud. No waiting, no downloads—just hit play. Bring Your Own Library Have your own collection of ebooks? Upload EPUB, PDF, or TXT files, and LitVox makes them fully readable and listenable. Share them with others or keep them private—your library, your choice. Seamless Reading + Listening Switch between reading and listening without ever losing your place. Whether you’re commuting, exercising, or relaxing, LitVox adapts to your routine. Designed for Real Life Built for people who love books but live in a fast-paced world, LitVox is simple, elegant, and always ready, whether you’re online or offline. Your world of literature starts here. Salient Features • Read world literature across genres, authors, and cultures • No paid subscriptions are required to explore the included content • Upload and access your own books freely • AI voice narration for every book, including your uploads • Upload your own ebooks (EPUB, PDF, TXT) and turn them into audiobooks • Switch between reading and listening instantly • Works offline—perfect for travel, commuting, or quiet time • Optional sharing of your uploaded books with others • Customizable reader settings: fonts, playback speed, bookmarks, and more • Explore global classics in one easy-to-use, beautifully designed app Your world of literature—read or heard—starts here with LitVox.

About

SyncBooks!

Features
Read full description

SyncBooks! is a multilingual ebook reader that unlocks the “depth” of classic literature with cutting-edge technology. It’s more than just reading – it’s listening, comparing, and learning. Experience public domain masterpieces in a more profound way. 【Key Features】 ・Sentence-by-Sentence Audio Sync Synchronizes text and audio on a sentence-by-sentence basis. The current reading location is highlighted in real-time, allowing you to follow along with both your eyes and ears. ・Multilingual Parallel Display Equipped with high-quality translations powered by LLM. Freely switch between the main and sub languages for a display tailored to your learning style. ・Two Reading Modes Read-Along Mode: An active reading experience synchronized with audio. Novel Mode: A focused reading experience with minimal distractions. ・Audio System Includes recorded narration for original English texts, and utilizes device’s text-to-speech for translated versions, ensuring seamless listening. ・Dictionary Integration Simply tap a word to display the iOS standard dictionary. Check meanings without interrupting your reading flow. ・Public Domain Works Features a curated collection of classic literature with a design optimized for comfortable reading. 【About the Translation】 The translation for this app was generated by AI (LLM). It may contain inaccuracies or unnatural phrasing depending on the context. Please use it as an aid to understanding the original text. 【Recommended for】 ・Those who want to learn a language through literature. ・Those who want to efficiently engage in extensive and intensive reading. ・Those who want to deepen their understanding by comparing original texts and translations. ・Those who want to build a collection of classic works.

Screenshots

LitVox4 screens
SyncBooks!4 screens

Verdict

The call

The clearest difference is iOS requirement: LitVox at 16.6 against SyncBooks!'s 26.0. On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 5 level
LitVox versus SyncBooks!: the parameters behind the verdict, then further details
ParameterLitVoxSyncBooks!
PriceFreeFree
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better26.0
Further details — not scored
Size182 MB16 MB
Age rating12+4+
DeveloperSmartmicroskoji ozono

In-app purchases

None

LitVox

No in-app purchases

None

SyncBooks!

No in-app purchases

Questions

Is LitVox free?
LitVox is free to download, with no in-app purchases.
Is SyncBooks! free?
SyncBooks! is free to download, with no in-app purchases.
Do LitVox or SyncBooks! have ads?
Neither LitVox nor SyncBooks! shows ads.

Other comparisons