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Messaging & campaigns

Fast send media rich campaigns

Blast images, videos, audio, and PDFs to thousands of contacts with optimized compression and per-contact captions. WhatSender queues media locally so large files do not stall your campaign mid-send.

Feature overview

Everything you need to get started

3 quick steps
Edition Standard & Business
Category Messaging & campaigns
Summary Photo, video, audio & documents in bulk
Quick start

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

  1. Campaigns → Compose → click Attach Media and select photo, video, audio, or PDF.

  2. Enable Fast Send Media in Campaign → Media Settings for batch compression.

  3. Preview one contact, then launch to your full list with delays enabled.

How it works

Step-by-step guide

  1. 01
    Attach media once

    Select a file or folder. Supported: JPG, PNG, MP4, MP3, PDF up to WhatsApp limits.

  2. 02
    Add caption with merge tags

    Write a caption using [[Full Name]] or column tags for personalized media blasts.

  3. 03
    Enable fast pipeline

    Fast Send Media pre-compresses files and stages them in memory for quicker delivery.

  4. 04
    Set safe delays

    Media sends need longer gaps — use 5–12 sec between messages.

  5. 05
    Review delivery reports

    See which contacts received media vs. failed due to size or connection.

Business impact

How this helps your business

  • Visual selling at scale

    Share product demos, brochures, and price lists without manual forwarding.

  • Faster than phone-by-phone

    One campaign replaces hours of attaching files in the mobile app.

  • Consistent branding

    Every contact gets the same high-quality asset with a personal caption.

  • Works offline-first

    Media is read from your PC — no cloud upload bottleneck.

Pro tips

Best practices

  • Keep videos under 16 MB for best delivery on slow connections.
  • Use PDF for catalogs; use MP4 for short product demos.
  • Combine with Personalized Media Engine for column-driven captions.