STELLA Libraries vs Public Service Solar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
STELLA Libraries
Easily search millions of library items, place holds, and manage your account. Access digital content, view event calendars, and connect with your library's community.
- Search millions of library items
- Place holds and choose pickup locations
- Manage library account (holds, checkouts, renewals)
- Store digital library card
- View library social media feeds
- Access event calendars
- Connect to digital content
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STELLA Libraries, the new name for the LMxPRESS PLUS app. Search and place holds on millions of items available in the STELLA catalog with our new and improved app! Search all STELLA member libraries for your favorite books, movies, music, and more. Download and connect to digital content, and stay in touch with your library's community through social media feeds and event calendars. Use the STELLA app to: * Place holds on items across all STELLA member libraries and choose your pickup location. * Manage your library account: view holds, checkouts, and renew items. * Store a digital copy of your library card on your device so you always have it with you. * Check your favorite library's social media feeds. * See upcoming library events on each member library's calendar. * Access digital content offered by individual libraries.
Public Service Solar
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Track your installation process in real time, monitor your solar energy production and consumption once your system has been installed, earn money by referring your friends and family, open a new support ticket or update your account details with the Public Service Solar app. It's a key piece for any homeowner going solar with Public Service Solar.
Screenshots
Verdict
The clearest difference is update cadence: STELLA Libraries at every 4 months against Public Service Solar's every 9 months. On price, ads, in-app purchases and device support 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.
STELLA Libraries ships an update every 4 months, Public Service Solar every 9 months. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.
| Parameter | STELLA Libraries | Public Service Solar |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (23 ratings) — better | — |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 23 — better | — |
| Update frequency | Every 4 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 50 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Libraries of Middlesex Automation Consortium | Public Service Solar |
In-app purchases
STELLA Libraries
No in-app purchases
Public Service Solar
No in-app purchases
Questions
Is STELLA Libraries free?
Is Public Service Solar free?
Do STELLA Libraries or Public Service Solar have ads?
Which is updated more often, STELLA Libraries or Public Service Solar?
Other comparisons
