VKapta vs SIMATIC S7
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VKapta
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Vkapta is a networking platform that allows you to share your information with others using profile pages. We make it easy to share your vkaddi remotely with NFC based programmable accessories.
SIMATIC S7
This app leverages NFC to provide quick access to your S7-1200 G2 system. It allows you to change operational modes, view device information, and read diagnostic data directly from your phone, acting as a portable HMI.
- NFC system access
- Change CPU operational mode
- View connected device details
- Read diagnostic information
- Monitor CPU scan times
- Reset CPU memory
- Write time to CPU
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The S7-1200 G2 NFC App uses Near Field Communications to give you easy access to your S7-1200 G2 system. Just touch your phone to the front of the S7-1200 G2 CPU and you can change the CPU operational mode, see detailed information about devices connected to your CPU, and read diagnostic information. This S7-1200 NFC App turns your phone into a mini HMI. Main Features at a glance: - Read the model #, serial #, IP address, HW and FW version of all devices connected. - Change the operational mode (RUN/STOP) of the CPU.- - Change the IP address of the CPU. - Memory Reset of the CPU. - Monitor the CPUs scan times. - Check the CPUs memory usage. - Write the Time of Day to the CPU. - Read the diagnostic information of the CPU and the devices connected. - Follow hyper-links to the Siemens Support Site where you can find manuals, certificates, firmware updates, and technician information for all the devices connected.
Screenshots
Verdict
The clearest difference is update cadence: VKapta at monthly against SIMATIC S7's every 4 months. VKapta also leads on iOS requirement (12.4 vs 15.0). On price, ads, in-app purchases and device support 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.
VKapta ships an update monthly, SIMATIC S7 every 4 months. The most recent releases landed on October 30, 2026 and October 21, 2026 respectively.
| Parameter | VKapta | SIMATIC S7 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (5 ratings) — better |
| Number of ratings | — | 5 — better |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.4 — better | 15.0 |
| Further details — not scored | ||
| Size | 12 MB | 99 MB |
| Age rating | 17+ | 4+ |
| Developer | Carlos Navarro | Siemens AG |
In-app purchases
VKapta
No in-app purchases
SIMATIC S7
No in-app purchases









