Comparison

Rhombus Key vs OHA Connect 26

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Rhombus Key

Securely unlock doors directly from your smartphone. Replace physical keys and keycards with mobile credentials for fast, seamless building access. Manage multiple locations and favorite doors with a single login.

Highlights
  • Secure smartphone door unlocking
  • Mobile credentials for building access
  • Seamless waving to unlock
  • Favorite door navigation
  • Multi-location access
  • Centralized control via Rhombus Access Control
Read full description

Wave Hello to Rhombus Key – to securely unlock doors straight from your Smartphone. Say goodbye to physical keys, keycards, and badges by using Rhombus Key for:  - Fast and secure building access with mobile credentials.  - Seamless badging by simply waving to unlock or by using your phone.  - Quick navigation to your most-used doors by saving your favorites.  - Multi-location access across all your doors with one login.  This app is compatible with Rhombus Access Control – a modern approach to building management with centralized visibility and control, seamless remote access, and unlimited scalability.

About

OHA Connect 26

Read full description

TripBuilder Event Mobile™ is the mobile application for the OHA Connect 26 taking place September 29 – October 2, 2026. Use this app to: • Easily view event info and more right on your mobile phone. • Connect with Attendees, Exhibitors and Speakers at the event. • Maximize your time at the Event with the MyEvent personalization tools. This TripBuilder Event Mobile™ app is provided at no charge by the Oklahoma Hospital Association. It was designed and developed by TripBuilder Media Inc. If you have any questions, or need any support regarding how to use this app, please submit a Support Ticket (located within the Help icon in the app).

Screenshots

Rhombus Key3 screens
OHA Connect 264 screens

Verdict

The call

The clearest difference is device support: OHA Connect 26 at 3 against Rhombus Key's 1. OHA Connect 26 also leads on iOS requirement (9.0 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 8 level
Rhombus Key versus OHA Connect 26: the parameters behind the verdict, then further details
ParameterRhombus KeyOHA Connect 26
PriceFreeFree
Rating4.3 (71 ratings) — better—
Positive reviews74.1% of reviews—
Number of ratings71 — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.09.0 — better
Further details — not scored
Size20 MB42 MB
Age rating4+17+
DeveloperRhombus Systems, Inc.Oklahoma Hospital Association Inc.

In-app purchases

None

Rhombus Key

No in-app purchases

None

OHA Connect 26

No in-app purchases

Questions

Is Rhombus Key free?
Rhombus Key is free to download, with no in-app purchases.
Is OHA Connect 26 free?
OHA Connect 26 is free to download, with no in-app purchases.
Do Rhombus Key or OHA Connect 26 have ads?
Neither Rhombus Key nor OHA Connect 26 shows ads.

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