Learn how to cancel HMI Modbus subscription on iPhone, Android, Paypal or directly.


Table of Contents:

  1. Cancel on iphone
  2. Cancel on android
  3. Cancel on Paypal
  4. Cancel via Email
  5. Cancel on Website


Reading time: 41 seconds

Cancel HMI Modbus Subscription on iPhone & iPad

  1. On your phone, open "Settings" and tap your Apple ID profile.
  2. Click "Subscriptions" and select "HMI Modbus".
  3. Click "Cancel Subscription" and confirm the cancellation.

Alternative method via AppStore:

  1. Goto the Appstore » your Profile » Subscriptions.
  2. select "HMI Modbus" and click "Cancel Subscription".


cancel HMI Modbus subscription 1 cancel HMI Modbus subscription 2


Cancel HMI Modbus Subscription on Android


  1. Launch the PlayStore app and click the hamburger menu icon.
  2. Select "Subscriptions" » tap "HMI Modbus" » click "Cancel Subscription".
  3. Your subscription to HMI Modbus will now be canceled.


Cancel HMI Modbus Subscription on PayPal

  1. Sign in to your PayPal Account and click "Settings ".
  2. Select "Payments" and click "Manage Automatic Payments".
  3. Under Automatic Payments tab, click "HMI Modbus" or "Sagram.net" » "Cancel".
  4. You are now unsubscribed from HMI Modbus


Cancel HMI Modbus via Email

  1. Open your email app
  2. Provide all the relevant information regarding your account.
  3. Provide a reason for the cancelation.
  4. Send the email to hmi.modbus@redacted... Login to see email.

Alternatively, you can directly ask HMI Modbus customer service to cancel your subscription using the form below:



Email Support directly



Chat with our AppContacter AI Support




About HMI Modbus App

cancel HMI Modbus howto cancel HMI Modbus guide

1. In order to use Modbus RTU/ASCII additional Modbus converter (for example tgw-715) is necessary.

2. Also implemented communication through Bluetooth (Modbus RTU), can be used for communication via Bluetooth shield for Arduino and other devices.

3. Some functions of Scada-systems such as reading and writing different data types are provided.

4. Modbus TCP/IP protocol is supported.

5. Program interface is based on Drag and Drop principle.

6. Long tap on element in editing mode is used to move that element within workspace.

7. Most external HMI are using port no. 8000, PLC port usually set to 502.

8. This software can be used as replacement for HMI operator panel.

9. Viewing requests and responses in Hex format in the log.

10. Read/write functions currently supports Int 16, Int 32, Float, Float swapped, Boolean data types.

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