55 M vs Atrium Campus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
55 M
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Discover the amenities, experiences, and people that make up 55M. Attend, save, exercise, eat, learn, connect - all on the go. Love where you work!
Atrium Campus
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The Atrium Campus app is a passport to your building. It unlocks everything special about where you work. The app allows you to see upcoming events, sign up for fitness classes, book your building’s amenities like gyms and meeting rooms, and much more.
Screenshots
Verdict
55 M and Atrium Campus 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.
55 M ships an update every 2 weeks, Atrium Campus fortnightly. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.
| Parameter | 55 M | Atrium Campus |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 169 MB | 100 MB |
| Age rating | 4+ | 4+ |
| Developer | 55M DC Owner, LLC | Beacon Capital Partners, LLC |
In-app purchases
55 M
No in-app purchases
Atrium Campus
No in-app purchases
