OPN vs essentry
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
OPN
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IME application to input barcode data read using Optoelectronics' Bluetooth data collector with keyboard.
essentry
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ABOUT ESSENTRY essentry is a user-friendly, efficient and secure visitor management system. Our customized tablet solution is all that is required to begin digitizing, automating and optimizing your front desk operations. SEND OUT PERSONALIZED INVITATIONS Send out tailor-made invitations that can include your companyβs logo, travel directions, and more. The essentry platform integrates seamlessly into your existing processes and IT infrastructure. VISITOR PRE-REGISTRATION Register your guests and finalize all arrangements prior to arrival. Let your visitors go through all the formalities, such as safety instructions, signing non-disclosure agreements, and health briefings, long before they arrive onsite. That way, waiting and processing times are significantly shorter during the visit. INTUITIVE CHECK-IN IN UNDER A MINUTE Provide your guests with an intuitive and fully automatic check-in process with the essentry tablet solution. Guests can scan the QR code received per email or complete registration at the terminal. PRECISE DOCUMENTATION & ANALYTICS Maintain an overview of whoβs onsite at any moment in time. Harmonize the visitor management process from any location and increase the efficiency of your reception with our analytics function. All features are part of the essentry visitor management solution. For more information, visit our website at www.essentry.com or write us at info@essentry.com.
Screenshots
Verdict
The clearest difference is update cadence: essentry at every 2 months against OPN's every 14 months. OPN's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 15.1). On price, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OPN ships an update every 14 months, essentry every 2 months. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.
| Parameter | OPN | essentry |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 14 months | Every 2 months β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPad |
| Requires iOS | 12.0 β better | 15.1 |
| Further details β not scored | ||
| Size | 5 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | OPTOELECTRONICS Co.,Ltd. | Essentry GmbH |
In-app purchases
OPN
No in-app purchases
essentry
No in-app purchases









