Comparison

Readest vs Libri Audiobooks

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

Head to head
About

Readest

This app is a powerful ebook reader designed for deep thinkers and researchers. It offers advanced annotation tools, seamless device syncing, and robust library management with OPDS and Calibre support. Enjoy a distraction-free reading experience with customizable modes and multi-book viewing for enhanced study and analysis.

Highlights
  • OPDS Online Libraries
  • Calibre Integration
  • Sync Across Devices
  • Bookshelf Management
  • Customizable Reading Modes
  • Multi-Book View
  • Advanced Annotations & Highlights
Features
Read full description

Readest is an ebook reader for people who read a lot, and who want their books, notes and reading position on whatever device is nearest. Open EPUB, PDF, MOBI, AZW3, FB2, CBZ, TXT and Markdown in one library. Pull books from OPDS catalogs or from your own Calibre server. Read, annotate, listen, translate. Made for iPhone and iPad • CarPlay, so you can keep listening on the road with playback controls on the dashboard • Download read-aloud voices per book and listen with no connection at all • Add books from Files, Mail or any share sheet, and read them in place instead of copying them into a second library • Open up to four books at once on iPad and arrange them how you like Reading • Paginated or scrolling, with custom fonts, themes, spacing and margins • Vertical text for CJK books • Contrast and refresh tuned for e-ink screens • Full-text search inside a book Your library • Browse, search and download from OPDS catalogs and public libraries • Connect to Calibre or Calibre-Web, covers and metadata included • Organize with bookshelf groups you can rename Notes • Highlights, bookmarks and structured notes • Copy a highlight together with a deep link back to the passage • Export your annotations Listening and languages • Text-to-speech with downloadable offline voices • Translate a sentence, a page, or an entire book • Wikipedia and dictionary lookup without leaving the page Sync • Readest Cloud, or bring your own: iCloud, Google Drive, OneDrive, WebDAV, S3 • KOReader sync keeps your progress in step with your e-reader • iPhone, iPad, Mac, all other platforms and the web Readest is open source. Support: support@readest.com Privacy Policy: https://readest.com/privacy-policy Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Libri Audiobooks

This app offers an offline e-reader with on-device text-to-speech capabilities, allowing you to listen to books and articles anywhere. It supports multiple languages and voices, efficient storage, and includes a free catalog of public-domain works.

Highlights
  • On-device neural voices
  • Instant listening
  • 45 languages, 150+ voices
  • Text & Web listening
  • Small, efficient voice packs
  • Full PDF & EPUB eReader
  • Sync across devices
Features
Read full description

Libri Audiobooks — eReader + Offline Text to Speech Libri Audiobooks is a full eReader with on-device neural voices, so you can read and listen anywhere on-demand: subways, commuting, flights, rural areas, school or areas with limited data or Wi-Fi. Change speed, switch languages on the fly, and keep storage free — one compact voice (~60 MB) powers all your books. No per-book audio downloads. Features you’ll love: • On-device neural voices — natural, private playback that stays on your device. • Instant listening — tap Play and start immediately with lightweight voice packs. • 45 languages · 150+ voices — switch voices and languages on the fly. • Text & Web listening — paste text or a URL to listen instantly; smarter article extraction preserves clean formatting, and you can save clips to your Library with a title. • Small voice packs (~60 MB) — efficient storage that scales across thousands of books. • Full eReader for PDF & EPUB — customize reading preferences, extended highlighting, search, bookmarks, and more. • Sync across devices — keep your library and settings in sync across iPhone and iPad. • Free Classics Catalog — add thousands of public-domain books right on your device. Why offline matters • Works without a connection (planes, subways, rural) • No need to download 300+ MB per audiobook — keep storage for your treasured photos • Saves data & storage: one voice pack is reused across thousands of books • Private by design: your text stays on your device *Title availability varies by region. Public-domain works only. Terms & Privacy Apple Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Narratorio Terms of Use: https://www.neuracoretech.com/terms Privacy Policy: https://www.neuracoretech.com/policy

Screenshots

Readest4 screens
Libri Audiobooks4 screens

Verdict

The call

The clearest difference is ratings volume: Readest at 185 against Libri Audiobooks's 8. Libri Audiobooks's advantage is review sentiment (100% vs 84%) and update cadence (weekly vs fortnightly). On price, rating, ads and in-app purchases 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. Readest sells 9 in-app purchases, starting at $4.99 per month and Libri Audiobooks sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Readest against 4.5 for Libri Audiobooks. That said, the two scores are not equally well evidenced: Readest has 185 ratings behind it against 8, so its average is the more settled of the two. Written reviews are what separate them: 84% of Readest's written reviews are positive against 100% of Libri Audiobooks's.

UpkeepUpdate frequency

Readest ships an update fortnightly, Libri Audiobooks weekly. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
Readest versus Libri Audiobooks: the parameters behind the verdict, then further details
ParameterReadestLibri Audiobooks
PriceFreeFree
Rating4.5 (185 ratings)4.5 (8 ratings)
Positive reviews83.9% of reviews100.0% of reviews — better
Number of ratings185 — better8
Update frequencyFortnightlyWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.4 — better17.6
Further details — not scored
Size57 MB86 MB
Age rating4+4+
DeveloperBilingify LLCNeuraCore Technologies

Customer experience

Readest

All ratings185 ratings
Positive86.5%
Neutral5.4%
Negative8.1%
Written reviews280 reviews
Positive83.9%
Neutral5.4%
Negative10.7%

Libri Audiobooks

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

9 purchases

Readest

Subscriptions4
  • Subscribe to Plus Plan$4.991 Month
  • Subscribe to Pro Plan$9.991 Month
  • Subscribe to Plus Plan$49.991 Year
Show 1 more
  • Subscribe to Pro Plan$99.991 Year
One-time5
  • 1 GB$9.99
  • 2 GB$14.99
  • Full Customization$19.99
Show 2 more
  • 5 GB$29.99
  • 10 GB$49.99
3 purchases

Libri Audiobooks

Subscriptions3
  • Online Voices Monthly3 Days trial$3.991 Month
  • Narratorio$12.991 Month
  • Yearly Subscription3 Days trial$99.991 Year

Questions

Is Readest free?
Readest is free to download, with in-app purchases available.
Is Libri Audiobooks free?
Libri Audiobooks is free to download, with in-app purchases available.
Which has better reviews, Readest or Libri Audiobooks?
Readest and Libri Audiobooks are both rated 4.5 out of 5 on the App Store, from 185 and 8 ratings respectively.
Do Readest or Libri Audiobooks have ads?
Neither Readest nor Libri Audiobooks shows ads.
Which is updated more often, Readest or Libri Audiobooks?
Readest ships an update fortnightly, and Libri Audiobooks weekly. Most recently, Readest was updated on October 14, 2026 and Libri Audiobooks on October 7, 2026.

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