CW MARS Libraries vs Ocean State Libraries Mobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CW MARS Libraries
Access the shared catalog of libraries across Central and Western Massachusetts. Requires a library card and password from a participating CW MARS member library to use.
- Access shared library catalog
- Search for books and materials
- Manage library account
- Find participating libraries
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CW MARS Libraries gives you access to the shared library catalog for all CW MARS member libraries in Central and Western Massachusetts. To use this app, you must have a library card from a CW MARS member library, and know your password. If you do not know your password, or need a library card, please contact your local library.
Ocean State Libraries Mobile
Explore your local library's collection of books, music, movies, and games. Access a wide range of resources and discover new materials. A library card is required for full functionality.
- Explore library catalog
- Find books, music, movies, games
- Access library resources
- Apply for library card online
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Use Ocean State Libraries Mobile to explore your library. Find books, music, movies, games, and more. You will need a library card to use the app. If you don't already have one, apply online at go.oslri.org/apply Ocean State Libraries member libraries include: -Adams Public Library in Central Falls, Rhode Island -Ashaway Free Library in Hopkinton, Rhode Island -Barrington Public Library in Barrington, Rhode Island -Brownell Library - Home of the Little Compton Free Public Library in Little Compton, Rhode Island -Clark Memorial Library in Richmond, Rhode Island -Community Libraries of Providence in Providence, Rhode Island -Coventry Public Library in Coventry, Rhode Island -Cranston Public Library in Cranston, Rhode Island -Cross Mills Public Library in Charlestown, Rhode Island -Cumberland Public Library in Cumberland, Rhode Island -Davisville Free Library in North Kingstown, Rhode Island -East Greenwich Free Library in East Greenwich, Rhode Island -East Providence Public Library in East Providence, Rhode Island -East Smithfield Public Library in Smithfield, Rhode Island -Exeter Public Library in Exeter, Rhode Island -George Hail Free Library in Warren, Rhode Island -Glocester Manton Public Library in Glocester, Rhode Island -Greenville Public Library in Smithfield, Rhode Island -Harmony Library in Glocester, Rhode Island -Hope Library in Scituate, Rhode Island -Island Free Library in New Shoreham, Rhode Island -Jamestown Philomenian Library in Jamestown, Rhode Island -Jesse M. Smith Memorial Library in Burrillville, Rhode Island -Langworthy Public Library in Hopkinton, Rhode Island -Libraries of Foster in Foster, Rhode Island -Lincoln Public Library in Lincoln, Rhode Island -Louttit Library in West Greenwich, Rhode Island -Marian J. Mohr Memorial Library in Johnston, Rhode Island -Maury Loontjens Memorial Library in Narragansett, Rhode Island -Middletown Public Library in Middletown, Rhode Island -Newport Public Library in Newport, Rhode Island -North Kingstown Free Library in North Kingstown, Rhode Island -North Providence Union Free Public Library in North Providence, Rhode Island -North Scituate Public Library in Scituate, Rhode Island -North Smithfield Public Library in North Smithfield, Rhode Island -Pascoag Public Library in Burrillville, Rhode Island -Pawtucket Public Library in Pawtucket, Rhode Island -Pontiac Free Library in Warwick, Rhode Island -Portsmouth Free Public Library in Portsmouth, Rhode Island -Providence Public Library in Providence, Rhode Island -Rhode Island Office of Library and Information Services in Providence, Rhode Island -Rogers Free Library in Bristol, Rhode Island -South Kingstown Public Library in South Kingstown, Rhode Island -St. George's School in Middletown, Rhode Island -Tiverton Public Library in Tiverton, Rhode Island -Warwick Public Library in Warwick, Rhode Island -West Warwick Public Library in West Warwick, Rhode Island -Westerly Public Library in Westerly, Rhode Island -Willett Free Library in North Kingstown, Rhode Island -Woonsocket Harris Public Library in Woonsocket, Rhode Island
Screenshots
Verdict
The clearest difference is review sentiment: CW MARS Libraries at 56% against Ocean State Libraries Mobile's 5%. CW MARS Libraries also leads on rating (3.8 vs 1.6). Ocean State Libraries Mobile's advantage is update cadence (monthly vs every 4 months). On price, ratings volume, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CW MARS Libraries holds the better App Store score, 3.8 against 1.6. Both are backed by a comparable volume of ratings — 26 and 36 respectively. Written reviews point the same way: 56% of CW MARS Libraries's written reviews are positive against 5% of Ocean State Libraries Mobile's.
CW MARS Libraries ships an update every 4 months, Ocean State Libraries Mobile monthly. The most recent releases landed on October 8, 2026 and October 16, 2026 respectively.
| Parameter | CW MARS Libraries | Ocean State Libraries Mobile |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (26 ratings) — better | 1.6 (36 ratings) |
| Positive reviews | 56.3% of reviews — better | 4.8% of reviews |
| Number of ratings | 26 | 36 — better |
| Update frequency | Every 4 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 10 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Kenneth Cox | Cooperating Libraries Automated Network |
Customer experience
CW MARS Libraries
Ocean State Libraries Mobile
In-app purchases
CW MARS Libraries
No in-app purchases
Ocean State Libraries Mobile
No in-app purchases
Questions
Is CW MARS Libraries free?
Is Ocean State Libraries Mobile free?
Which has better reviews, CW MARS Libraries or Ocean State Libraries Mobile?
Do CW MARS Libraries or Ocean State Libraries Mobile have ads?
Which is updated more often, CW MARS Libraries or Ocean State Libraries Mobile?
Other comparisons
