EVO vs STerminal 3
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EVO
Manage your Evolis radar sign and its data directly from your mobile device. Retrieve traffic statistics, back up configurations, and diagnose operational status securely.
- Download traffic data
- Backup and restore configurations
- Activate spy mode
- Simulate configurations
- Diagnose operational status
- Password-protected connection
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EVO-MOBILE makes it easy to manage your Evolis radar sign and its data directly from your mobile device. The app enables you to retrieve traffic statistics stored in the radar sign’s memory. It securely connects to the radar sign using a password-protected connection and provides the following features: • Download traffic data, • Back up and restore specific configurations, • Activate spy mode, • Simulate configurations (speed and messages), • Diagnose the radar sign’s operational status.
STerminal 3
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Sierzega is an electronics company specializing in traffic technology. This application is used to control Sierzega speed displays and traffic counting devices. The app works only in combination with a Sierzega product (www.sierzega.com) and the corresponding PIN code. The application is designed to be self-explanatory. After establishing a Bluetooth connection, a Sierzega product can be configured in just a few simple steps, or traffic data can be downloaded.
Screenshots
Verdict
The clearest difference is iOS requirement: STerminal 3 at 12.2 against EVO's 14.0. 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.
EVO ships an update every 3 months, STerminal 3 every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | EVO | STerminal 3 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 12.2 — better |
| Further details — not scored | ||
| Size | 46 MB | 29 MB |
| Age rating | 17+ | 4+ |
| Developer | ElanCité | Sierzega Elektronik GmbH |
In-app purchases
EVO
No in-app purchases
STerminal 3
No in-app purchases
