Comparison

uLIBRARY vs Spines

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

Head to head
About

uLIBRARY

Access your library's digital collection of eAudiobooks and eBooks on your smartphone or tablet. Browse, borrow, and enjoy content for free with your library membership. Features include personalized recommendations, offline listening and reading, and customizable reading and listening experiences.

Highlights
  • Browse and borrow digital library content
  • Search by genre and in-depth options
  • eAudio and eBook previews
  • Personalized recommendations
  • Offline listening and reading
  • Adjustable font sizes and colors
  • Automatic synchronization and bookmarking
Features
Read full description

With uLIBRARY you can take your library’s digital collection anywhere – browse, borrow and enjoy the best in eAudiobooks and eBook on your smartphone or tablet. Sign in securely with your library membership to access your library’s full collection of uLIBRARY’s digital content for free – it’s really that simple. Discover your new favourite story - Search for your favourite genre with ease with intuitive genre sliders and in-depth search options. - Try out the title before downloading with eAudio and eBook previews available. - Find recommended reads through our world first integrated book clubs, Talking Books and Bookworms as well as a ‘Next Read’ feature that populates based on the books you’ve previously enjoyed. - Effortlessly renew and return the titles to continue your uLIBRARY journey on your own terms. - Easily locate your previously downloaded titles to enjoy them all over again. Listen Your Own Way - With automatic synchronisation and bookmarking you’ll never lose your place, even if you change devices. - Slow down or speed up the audio as required with a wide-ranging speed function (0.25 to 3.0x) - Reach the conclusion at your own pace with a 30 second skip function or simply select the final chapter with our easy-to-use track selection. - With our integrated sleep function, every audiobook can become a bedtime story – no matter your age. - Listen anywhere, regardless of connectivity with offline listening. Read Your Own Way - Our built in eReader is the most accessible yet with adjustable font sizes, faces (including OpenDyslexic) as well as text and background colour so that everyone can explore the joy of reading. - No need to carry lots of books in your bag, with offline reading available. - Add bookmarks to revisit your favourite sections. Please note that your library’s uLIBRARY collection is curated by your library and not the uLIBRARY digital team.

About

Spines

Effortlessly scan entire bookshelves to identify valuable books based on your personal preferences. This tool helps you discover hidden gems in second-hand shops and track books you want, love, or have acquired. It integrates with Goodreads and StoryGraph for tailored recommendations.

Highlights
  • Scan entire bookshelves at once
  • Discover hidden gems in second-hand shops
  • Spot books matching your reading taste
  • Track books you want, love, or have grabbed
  • Import from Goodreads or StoryGraph
  • Personalized recommendations
Features
Read full description

Your next great read is hiding on a $2 shelf somewhere. Spines helps you find it. Point your camera at a shelf in a thrift store, used bookstore, garage sale, or library sale. Spines identifies the books in seconds and highlights the ones worth grabbing — including award winners, bestsellers, highly rated books, and titles matched to your personal taste. No more standing in the aisle Googling every title. No more leaving a Pulitzer winner behind because you didn't recognize the author. Spines turns a chaotic bookshelf into a personalized shortlist. HOW IT WORKS 1. Scan — Point your camera at a bookshelf and snap a photo 2. Identify — AI reads the spines and identifies the books automatically 3. Discover — See awards, ratings, and personalized recommendations WHAT SPINES SPOTS • Pulitzer Prize winners and finalists • National Book Award winners • Booker Prize winners and finalists • Women's Prize for Fiction winners • New York Times Bestsellers • Highly rated reader favorites • Books matched to the genres, authors, and publishers you love BUILT FOR BOOK HUNTING • AI Bookshelf Scanner — Identify dozens of books from a single shelf photo • For You — Personalized picks based on your reading taste • Goodreads & StoryGraph Import — Bring your reading history into Spines • Hunt List — Save books you want to find, love, or have already grabbed • Scan History — Revisit shelves you've scanned • Spot Books Nearby — See where interesting books have been spotted • Book Details — Ratings, descriptions, awards, and more PERFECT FOR • Thrift stores and garage sales • Used and antiquarian bookstores • Library book sales • Little Free Libraries and community book exchanges • Browsing a friend's bookshelf • Building your reading list from books you find in the real world FREE TO USE Scan up to 3 shelves per month for free. Upgrade to Premium for unlimited scans, full scan history, award and bestseller signals, Hunt List, Goodreads import, and smarter personalized recommendations — with a 14-day free trial. Your next favorite book is already on a shelf somewhere. Spines helps you find it first. --- Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://spinesapp.com/privacy

Screenshots

uLIBRARY4 screens
Spines4 screens

Verdict

The call

The clearest difference is in-app purchases: uLIBRARY at none against Spines's 2. uLIBRARY also leads on ads (none vs shown). Spines's advantage is update cadence (weekly vs every 2 months) and review sentiment (43% vs 16%). 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. Spines sells 2 in-app purchases, starting at $6.99 per month. uLIBRARY asks for nothing beyond the download.

UpkeepUpdate frequency

uLIBRARY ships an update every 2 months, Spines weekly. The most recent releases landed on September 25, 2026 and September 22, 2026 respectively.

Scorecard5 real differences · 5 level
uLIBRARY versus Spines: the parameters behind the verdict, then further details
ParameteruLIBRARYSpines
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews16.5% of reviews42.9% of reviews — better
Number of ratings2 — better—
Update frequencyEvery 2 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size53 MB76 MB
Age rating12+4+
DeveloperUlverscroft Group LtdTrue Story Limited

Customer experience

uLIBRARY

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews91 reviews
Positive16.5%
Neutral9.9%
Negative73.6%

Spines

Written reviews7 reviews
Positive42.9%
Neutral0.0%
Negative57.1%

In-app purchases

None

uLIBRARY

No in-app purchases

2 purchases

Spines

Subscriptions2
  • Spines Premium$6.991 Month
  • Spines Premium7 Days trial$49.991 Year

Questions

Is uLIBRARY free?
uLIBRARY is free to download, with no in-app purchases.
Is Spines free?
Spines is free to download, with in-app purchases available.
Do uLIBRARY or Spines have ads?
Spines shows ads; uLIBRARY does not.
Which is updated more often, uLIBRARY or Spines?
uLIBRARY ships an update every 2 months, and Spines weekly. Most recently, uLIBRARY was updated on September 25, 2026 and Spines on September 22, 2026.

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