55th NADC vs Keystone Crossing
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
55th NADC
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The NIAAA and the NFHS are excited to offer an all-inclusive app for the 55th National Athletic Directors Conference. Attendees are encouraged to download the app to keep up with the action. Connect with fellow attendees, access documents, speaker information, exhibitors and sponsors; as well as information about all activities during this year's conference. Download today and don't miss out on a minute of the conference!
Keystone Crossing
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Welcome to Keystone Crossing, the app for your office! Find information about your building amenities, sign up for onsite experiences, and access your office. Attend exclusive events, save with in-app deals, book a conference room, order food, submit work orders, and more - all on the go.
Screenshots
Verdict
The clearest difference is update cadence: 55th NADC at every 10 days against Keystone Crossing's monthly. 55th NADC also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, 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.
55th NADC ships an update every 10 days, Keystone Crossing monthly. The most recent releases landed on September 25, 2026 and October 24, 2026 respectively.
| Parameter | 55th NADC | Keystone Crossing |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 10 days — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 22 MB | 98 MB |
| Age rating | 17+ | 12+ |
| Developer | National Interscholastic Athletic Administrators Association | KATC Property LLC |
In-app purchases
55th NADC
No in-app purchases
Keystone Crossing
No in-app purchases
Questions
Is 55th NADC free?
Is Keystone Crossing free?
Do 55th NADC or Keystone Crossing have ads?
Which is updated more often, 55th NADC or Keystone Crossing?
Other comparisons
