Derdack Enterprise Alert® vs EBF Contacts
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Derdack Enterprise Alert®
This mobile application provides reliable IT and OT alerting, enabling real-time incident management and team collaboration. Users can receive, track, and troubleshoot critical incidents directly from their smartphones, integrating with various enterprise systems.
- Real-time IT & OT alerting
- Incident management and tracking
- Anywhere collaboration
- Incident remediation
- On-call status visibility
- Integration with enterprise systems
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The all-new Derdack mobile app uniquely combines top reliable IT & OT alerting with anywhere collaboration and incident remediation. Receive, manage and track alarms and notifications in real-time directly on your mobile. Share incident details with your team, managers or other experts on duty. Instantly see who is on call. Troubleshoot and remedy critical incidents directly from your smart phone. This mobile app is an extension to Derdack Enterprise Alert® software and requires an on-premise or hybrid could installation of the backend software. It works with various ITSM systems and with manufacturing control, facility management and many other enterprise systems.
EBF Contacts
This app securely stores and synchronizes your company's contact information from Exchange Online, On-Premise, and HubSpot. It displays internal caller information on your iOS device, separating personal and business contacts.
- Fetches contacts from Exchange Online/On-Premise
- Integrates with HubSpot contacts
- Local encrypted storage
- Regular synchronization
- Displays internal caller ID
- Separates personal and business data
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Thanks to EBF Contacts, your team can access professional contacts easily, securely, and even offline while on the go—on iOS and iPadOS. Automatically synchronized from sources such as Exchange O365/On-Premise or your CRM system. The Global Address List (GAL) or other address books can be easily connected, giving you real-time access to all your contacts. EBF Contacts can even be accessed with Siri and CarPlay. EBF Contacts uses the SMS Fraud Extension, if the user activates it. This makes the company contacts information available in the iOS phone app to display the name and other information about a caller. EBF Contacts does not block phone numbers or messages. CallKit must not be enabled to use the app. The user can skip this step on initial use.
Screenshots
Verdict
The clearest difference is review sentiment: EBF Contacts at 50% against Derdack Enterprise Alert®'s 0%. EBF Contacts also leads on rating (5.0 vs 1.8) and update cadence (every 6 weeks vs every 3 months). Derdack Enterprise Alert®'s advantage is ratings volume (12 vs 1) and iOS requirement (12.0 vs 26.0). On price, ads, in-app purchases and monetization model 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.
EBF Contacts holds the better App Store score, 5.0 against 1.8. That said, the two scores are not equally well evidenced: Derdack Enterprise Alert® has 12 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Derdack Enterprise Alert®'s written reviews are positive against 50% of EBF Contacts's.
Derdack Enterprise Alert® ships an update every 3 months, EBF Contacts every 6 weeks. The most recent releases landed on October 13, 2026 and October 16, 2026 respectively.
| Parameter | Derdack Enterprise Alert® | EBF Contacts |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (12 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 12 — better | 1 |
| Update frequency | Every 3 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 88 MB | 193 MB |
| Age rating | 4+ | 4+ |
| Developer | Derdack GmbH | EBF-EDV Beratung Foellmer GmbH |
Customer experience
Derdack Enterprise Alert®
EBF Contacts
In-app purchases
Derdack Enterprise Alert®
No in-app purchases
EBF Contacts
No in-app purchases
Questions
Is Derdack Enterprise Alert® free?
Is EBF Contacts free?
Which has better reviews, Derdack Enterprise Alert® or EBF Contacts?
Do Derdack Enterprise Alert® or EBF Contacts have ads?
Which is updated more often, Derdack Enterprise Alert® or EBF Contacts?
Other comparisons
