1801 Penn vs G1 Building
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
1801 Penn
This app enhances the workplace experience by allowing users to discover building amenities, RSVP to events, and access exclusive discounts. It also provides real-time transit updates and connects employees with community managers and property staff.
- RSVP to building events
- Access building services
- Exclusive retailer discounts
- Real-time transit updates
- Community event calendar
- Connect with building staff
- Building project updates
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Discover all of the amenities that 1801 Penn has to offer. - RSVP to building events and activities - Engage in building services and amenities - Enjoy discounts for on-site and neighbourhood retailers & restaurants - Plan your commute with our real-time transit updates - Making plans after work? Checkout our calendar of events for 1801 Penn - Connect with your on-site community manager, property managers, and other building employees - Enjoy trivia games, giveaways, and prizes - Stay informed about building projects
G1 Building
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The G1 building app coordinates numerous building functions with an interactive interface to gain access to the building, book amenity, find out information on local retailers with offers and provide a source of information on building functionality.
Screenshots
Verdict
1801 Penn and G1 Building 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.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | 1801 Penn | G1 Building |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 | 15.5 |
| Further details — not scored | ||
| Size | 326 MB | 320 MB |
| Age rating | 4+ | 4+ |
| Developer | Pembroke Real Estate LLC | Union Investment Real Estate GmbH |
In-app purchases
1801 Penn
No in-app purchases
G1 Building
No in-app purchases
