KCLS

King County Library System Book iPhoneiPadiPod touch

KCLS is a free Book app for iPhone and iPad by King County Library System. Rated 3.8/5 from 17 ratings. Requires iOS 16.0. Updated September 8, 2026.

Rating: 3.8; 17 ratings
Price: Free; on the App Store
Size: 22 MB; Age 4+
Updated: Sep 8; 2026 · v2.24.0

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Screenshots

About KCLS

Save time by managing your King County Library System (KCLS) account on your mobile device. The KCLS app makes it easy to discover and rate titles, place holds, renew items, and find library locations. Features: • Find items in our collection, using filters to zero-in on what you’re looking for • Browse bestsellers, new arrivals, and recent reader reviews • Check title availability and map locations where titles are available now • Place, suspend, activate, and cancel holds • Renew items • Rate and save titles to Shelves • Find library hours and get directions to the nearest location

Ratings & reviews

3.8

17 ratings

5 ★ 59% 4 ★ 6% 3 ★ 6% 2 ★ 12% 1 ★ 18%

What’s new

Version 2.24.0 · Updated September 8, 2026

Stability improvements for a smoother app launch and sign-in experience

App privacy

The developer, King County Library System, reported these privacy practices to Apple.

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

Location: Coarse Location
Identifiers: Device ID, User ID
Usage Data: Product Interaction
Contact Info: Email Address
User Content: Other User Content

Used for: Analytics, Product Personalization, App Functionality

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

Search History: Search History
Diagnostics: Crash Data, Other Diagnostic Data

Used for: Analytics, App Functionality

App details

KCLS is a free Book app for iPhone, iPad and iPod touch, developed by King County Library System. It is rated 3.8 out of 5 from 17 ratings on the App Store, requires iOS 16.0 or later, is 22 MB to download and is available in 7 languages. It was first released on November 14, 2013 and last updated on September 8, 2026.

Category: Book
Rating: 3.8 / 5 (17 ratings)
Price: Free
Version: 2.24.0
Size: 22 MB
Requires: iOS 16.0 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English, French, Japanese, Russian, Chinese, Spanish, Vietnamese
Age rating: 4+
Released: November 14, 2013
Last updated: September 8, 2026
Developer: King County Library System

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Alternatives to KCLS

Looking for apps like KCLS? Here are 6 similar apps on the App Store. The highest rated is Libro.fm Audiobooks (4.9/5), and all 6 are free to download.

KCLS vs. alternatives
App	Rating	Price	Last updated	Compare
KCLS	3.8 / 5 (17 ratings)	Free	September 8, 2026
Seattle Public Library	4.3 / 5 (25)	Free	Sep 9, 2026	Compare
Sno-Isle Libraries	3.7 / 5 (31)	Free	Sep 8, 2026	Compare
TRL Go	4.5 / 5 (11)	Free	Sep 1, 2026	Compare
Bookshop.org: Ebook Reader	4.8 / 5 (2,146)	Free	Oct 14, 2026	Compare
Little Free Library	3.8 / 5 (200)	Free	Oct 2, 2026	Compare
Libro.fm Audiobooks	4.9 / 5 (40,762)	Free	Oct 15, 2026	Compare

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