Greenwich Library vs Acorn Catalog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Greenwich Library
Easily search and discover titles from the library catalog on your mobile device. Manage holds, renew items, and save favorite books. Get library location and hours information.
- Search library catalog
- Place and manage holds
- Renew borrowed items
- Save titles for later
- View book details and reviews
- Check item availability and location
- Library location and hours
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Access the Greenwich Library catalog from your phone! The Greenwich Library mobile app makes it easy to find and discover titles, place holds, renew items, rate books, create lists, and get information about Library locations. - Quickly search the collection, with filters to narrow your search - Browse bestsellers and new materials - Place and manage holds - Check due dates and renew items - Save titles for later - Read book descriptions, reviews, and commentary - Check a book’s availability and map the locations where the title is currently available - Check Library locations and hours and get directions
Acorn Catalog
Access public library resources across Connecticut. Search the catalog, place holds, manage checked-out items, and renew borrowed materials. Requires a library card from a Bibliomation member library.
- Search library catalog
- Place holds on items
- Review checked-out items
- Renew borrowed materials
- Access 63 public libraries
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With Acorn Catalog, you have access to sixty-three public libraries across Connecticut. To use this app, you must have a library card with a Bibliomation member library and know your password. If you do not know your password, please contact your local library. Acorn Catalog lets you: * Search the catalog * Place a hold * Review the items you have checked out * Renew items Problem? Send email to acornapp@biblio.org. Crash? Report it. This software is open source! If you have the means and the interest to contribute, visit https://github.com/kenstir/hemlock
Screenshots
Verdict
The clearest difference is rating: Greenwich Library at 4.7 against Acorn Catalog's 3.4. Greenwich Library also leads on review sentiment (100% vs 67%). Acorn Catalog's advantage is ratings volume (15 vs 3). On price, update cadence, 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.
Greenwich Library holds the better App Store score, 4.7 against 3.4. That said, the two scores are not equally well evidenced: Acorn Catalog has 15 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Greenwich Library's written reviews are positive against 67% of Acorn Catalog's.
Greenwich Library ships an update every 3 months, Acorn Catalog every 5 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Greenwich Library | Acorn Catalog |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | 3.4 (15 ratings) |
| Positive reviews | 100.0% of reviews — better | 66.7% of reviews |
| Number of ratings | 3 | 15 — better |
| Update frequency | Every 3 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 22 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Greenwich Library | Bibliomation, Inc. |
Customer experience
Greenwich Library
Acorn Catalog
In-app purchases
Greenwich Library
No in-app purchases
Acorn Catalog
No in-app purchases
Questions
Is Greenwich Library free?
Is Acorn Catalog free?
Which has better reviews, Greenwich Library or Acorn Catalog?
Do Greenwich Library or Acorn Catalog have ads?
Which is updated more often, Greenwich Library or Acorn Catalog?
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