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Safety & accounts

Auto unsubscribe compliance

Opt-out management via trigger keywords. When someone replies STOP, WhatSender automatically blocks them on WhatsApp so you never message them again — protecting list quality and regulatory compliance.

Feature overview

Everything you need to get started

3 quick steps
Edition Standard & Business (advanced in Business)
Category Safety & accounts
Summary STOP keywords auto-block contacts
Quick start

Follow these steps in WhatSender Pro to activate this feature in minutes.

  1. Settings → Auto Reply → add STOP, UNSUBSCRIBE, REMOVE keywords.

  2. Set action to Block contact on WhatsApp when keyword detected.

  3. Optional: send one confirmation reply then block.

How it works

Step-by-step guide

  1. 01
    Define trigger words

    Add STOP, UNSUBSCRIBE, REMOVE — case-insensitive matching.

  2. 02
    Set auto-block action

    Choose block contact on WhatsApp when keyword is detected.

  3. 03
    Optional confirmation reply

    Send "You have been unsubscribed" once, then block.

  4. 04
    Audit blocked list

    Export blocked contacts from reports for CRM updates.

  5. 05
    Exclude from future campaigns

    Blocked numbers auto-skip on re-import if flagged.

Business impact

How this helps your business

  • Regulatory goodwill

    Honor opt-outs instantly — reduces complaints and reports.

  • Cleaner lists

    Stop wasting sends on people who do not want promos.

  • Account protection

    Fewer "block and report" actions from annoyed contacts.

  • Automated compliance

    No manual block list maintenance after each campaign.

Pro tips

Best practices

  • Include "Reply STOP to opt out" in every promo footer.
  • Sync blocked export to your CRM weekly.
  • Use Hindi STOP variants if targeting India (e.g. BAND).