S7 Link vs SICK Smart Assistant
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
S7 Link
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A NEW APP, THE FUNCTIONS YOU KNOW โข All the functions and tabs of previous versions are kept: pushbutton panel, manual commands, variables, alarms, point tables, PLC links, CPU status, date and time, backup and sharing โข Updating keeps your connections, tables, options and purchases; backups made with iS7 can be restored SUPPORTED PLCS CPUs of the S7-300, S7-400, S7-1200 and S7-1500 families and LOGO!, reachable on the network through ISO on TCP (RFC 1006). S7-1200 and S7-1500 need PUT/GET access enabled and DBs without optimized access. IN-APP PURCHASE Alarm management on real PLCs is available as an in-app purchase. Whoever has already bought it keeps it. SAFETY S7 Link can write to PLCs and act on machinery in operation. Use it with care and at your own risk, and do not rely on it for safety functions. In the background, iOS decides when alarms are checked, and it can be hours apart. Requires iOS 26 or later. Siemens, SIMATIC and S7 are trademarks of Siemens AG. S7 Link is an independent product, not affiliated with or endorsed by Siemens.
SICK Smart Assistant
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The SICK Smart Assistant App is your mobile solution for easy commissioning, configuration, and diagnostics of SICK sensors โ directly via your smartphone or tablet. Thanks to Bluetooth communication, the app enables fast and wireless connection to compatible sensors and offers a user-friendly interface for maximum efficiency in the field. Compatible Sensors: Level sensors: LXRC, LXRH, SICK Wave LFR and LBR Pressure sensors: PTAC, PTAM Key Features: Quick commissioning: Intuitive step-by-step configuration Live data display: Real-time visualization of measurement values and sensor status Bluetooth connection: Wireless communication with sensors Diagnostics & maintenance: Access to status information and error codes
Screenshots
Verdict
The clearest difference is price: SICK Smart Assistant at Free against S7 Link's $14.99. SICK Smart Assistant also leads on in-app purchases (none vs 3) and iOS requirement (13.0 vs 26.0). On update cadence, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
SICK Smart Assistant is free to download; S7 Link costs $14.99 up front. S7 Link sells 3 one-off in-app purchases. SICK Smart Assistant asks for nothing beyond the download.
S7 Link ships an update every 4 months, SICK Smart Assistant every 6 months. The most recent releases landed on November 10, 2026 and November 7, 2026 respectively.
| Parameter | S7 Link | SICK Smart Assistant |
|---|---|---|
| Price | $14.99 | Free โ better |
| Update frequency | Every 4 months โ better | Every 6 months |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad | iPhone, iPad, iPod โ better |
| Requires iOS | 26.0 | 13.0 โ better |
| Further details โ not scored | ||
| Size | 10 MB | 214 MB |
| Age rating | 4+ | 4+ |
| Developer | Carlo Trotti | SICK AG |
In-app purchases
S7 Link
- Alarms$2.99
- Charts$2.99
- OPC Client$4.99
SICK Smart Assistant
No in-app purchases
Questions
Is S7 Link free?
Is SICK Smart Assistant free?
Do S7 Link or SICK Smart Assistant have ads?
Which is updated more often, S7 Link or SICK Smart Assistant?
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