Comparison

uLIBRARY vs SeaKey

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

SeaKey

This toolbox helps identify seaweeds found in the German North Sea. It features an interactive key for species identification and detailed taxon profiles for verification. A glossary is also included to explain scientific terms.

Highlights
  • Interactive Identification Key
  • Species identification
  • Taxon Profiles
  • Glossary of scientific terms
  • German North Sea focus
Features
Read full description

This toolbox assists you in identifying the seaweeds of the German North Sea. Use the interactive Identification Key for species identification. Verify your identification with additional information from Taxon Profiles. Refer to the Glossary for explanation of scientific terms.

Screenshots

uLIBRARY4 screens
SeaKey4 screens

Verdict

The call

The clearest difference is update cadence: uLIBRARY at every 2 months against SeaKey's every 8 months. SeaKey's advantage is iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for uLIBRARY against 5.0 for SeaKey. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

uLIBRARY ships an update every 2 months, SeaKey every 8 months. The most recent releases landed on October 12, 2026 and September 29, 2026 respectively.

Scorecard2 real differences · 8 level
uLIBRARY versus SeaKey: the parameters behind the verdict, then further details
ParameteruLIBRARYSeaKey
PriceFreeFree
Rating5.0 (2 ratings)5.0 (1 ratings)
Positive reviews16.5% of reviews—
Number of ratings2 — better1
Update frequencyEvery 2 months — betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size53 MB87 MB
Age rating12+4+
DeveloperUlverscroft Group LtdCode for Nature

Customer experience

uLIBRARY

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

SeaKey

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

uLIBRARY

No in-app purchases

None

SeaKey

No in-app purchases

Questions

Is uLIBRARY free?
uLIBRARY is free to download, with no in-app purchases.
Is SeaKey free?
SeaKey is free to download, with no in-app purchases.
Which has better reviews, uLIBRARY or SeaKey?
uLIBRARY and SeaKey are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.
Do uLIBRARY or SeaKey have ads?
Neither uLIBRARY nor SeaKey shows ads.
Which is updated more often, uLIBRARY or SeaKey?
uLIBRARY ships an update every 2 months, and SeaKey every 8 months. Most recently, uLIBRARY was updated on October 12, 2026 and SeaKey on September 29, 2026.

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