Emus EVGUI vs EFA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Emus EVGUI
This application provides a graphical interface for monitoring electric vehicle battery management systems. It displays key battery parameters and detailed maintenance information, allowing users to track performance and log data for support.
- Graphical dashboard and detail screens
- BMS and battery maintenance information
- Events log
- Landscape and portrait orientation support
- Bluetooth connectivity
- Data logging for support
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Electric Vehicle Graphical User Interface for Emus BMS (Battery Management System) that is manufactured by JSC Elektromotus. Applications shows main battery parameters as graphical main screens which more detailed BMS and battery maintenance information is available in additional pages. The iOS device running this app may be used as handheld device or as integrated part of dashboard. It supports connecting to Emus BMS using external Emus Bluetooth Smart module. Main Features: - Two graphic screens: Dashboard and Detail - Two maintenance information screens: BMS Info and Battery Info - Events log screen - Support of landscape and portrait orientation - Short tap on graphic screens toggles between main dashboard and details views - Polling function to actively poll the Emus BMS for its parameters by Emus EVGUI - Stay constantly on with the same brightness - Logging function allows to record communication log to file for later investigation by user or sending to JSC Elektromotus for support. - Automatic Bluetooth connectivity retries to connect to default device
EFA
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With the EFA-SmartConnect® app you can manage your networked EFAFLEX doors at a glance. In the central overview you can see the status of each individual door in real time. The app simplifies the planning of maintenance and preventive maintenance. In addition, it is easy to contact the EFAFLEX service and directly send maintenance plans. « Requirements » For the use of EFA-SmartConnect® the control platform EFA-TRONIC® with activated EFA SmartConnect® expansion board is required. This can be retrofitted. « Networking » • Doors can be connected to a common network • Doors can be integrated into existing networks « Door overview » • Overview page of all doors in the network with status and current cyclecounter • Display of the remaining number of operations or time until the next maintenance « Maintenance » • Display of the service life of individual wear parts as date or number of remaining operations based on usage analysis « Parameterization » • Access to settings « Event Log » • Display of events and description « Support request » • Trigger a service request to EFAFLEX with transmission of relevant data « What are the app permissions required for? » • Camera and microphone: Capturing QR codes and taking photos for support requests • Location: Manage and automatically change WiFi networks • Storage: Creation of support requests
Screenshots
Verdict
The clearest difference is iOS requirement: Emus EVGUI at 9.0 against EFA's 12.0. On price, update cadence, 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.
Emus EVGUI ships an update every 3 months, EFA every 2 months. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.
| Parameter | Emus EVGUI | EFA |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 22 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | EMUS UAB | EFAFLEX Tor- und Sicherheitssysteme GmbH & Co. KG |
In-app purchases
Emus EVGUI
No in-app purchases
EFA
No in-app purchases









