Rhombus Key vs Smith Paper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Smith Paper
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Shop all your facility needs easily with the Smith Paper mobile app. Our mobile app allows you to quickly login, view your customer history with pricing, past orders, order forms and place orders at your fingertips.
Screenshots
Verdict
The clearest difference is device support: Smith Paper at 3 against Rhombus Key's 1. On price, ads, in-app purchases and iOS requirement 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.
| Parameter | Rhombus Key | Smith Paper |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (71 ratings) — better | — |
| Positive reviews | 74.1% of reviews | — |
| Number of ratings | 71 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | Rhombus Systems, Inc. | J&M Technologies |
In-app purchases
Rhombus Key
No in-app purchases
Smith Paper
No in-app purchases









