SBBDL Mobile vs CK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SBBDL Mobile
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Welcome to the Suttons Bay-Bingham District Library mobile app! * Search the library catalog, place holds on items * View and manage holds * View and renew checked out items * Use your device as a library card when you check out items * View upcoming events and library newsletter * View featured items; new books and movies, sorted by release date * View hours, addresse and contact information * Use "Switch User" to quickly change between multiple library accounts * Navigate to the library from your current location with your favorite navigation app * Edit your account preferences * View your checkout history (if enabled)
CK
This app offers a secure and filtered internet browsing experience for iOS users, ensuring CIPA compliance for educational institutions. It provides granular, identity-based reporting and policy-driven web access control, whether users are on-premises or traveling globally.
- Secure internet browsing
- Identity-based reporting
- Policy-based filtering
- CIPA compliance
- Global web access control
- MDM deployment
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The ContentKeeper CK-AUTH App provides users with a protected Internet browsing experience in conjunctions with the ContentKeeper Secure Internet Gateway (CK-SIG) system. The App provides for highly granular users-identity based reporting along with single sign-on support. User access to Internet resources are controlled by a sophisticated policy-based filtering engine. Features :- • Allows iOS users to have the same level of filtered and controlled web browsing access when either on-premises or travelling globally • Provides for policy-based high performance visibility of all web traffic and search engine activity • Ensures CIPA compliance for the education sector The system is easily deployed via a supported MDM system to the iOS endpoints. The system automatically detects when an iOS device is on-network or mobile and adjusts accordingly. The app does not involve the use of a Proxy server. Note: ContentKeeper Secure Web Gateway V190 or above and associated licence subscription is required.
Screenshots
Verdict
SBBDL Mobile and CK are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
SBBDL Mobile ships an update every 14 months, CK every 9 months. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.
| Parameter | SBBDL Mobile | CK |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.4 (18 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 18 — better |
| Update frequency | Every 14 months | Every 9 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 14.0 |
| Further details — not scored | ||
| Size | 18 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Traverse Area District Library | ContentKeeper Technologies |
In-app purchases
SBBDL Mobile
No in-app purchases
CK
No in-app purchases
