Bulk MMS Campaign Setup

Message customers2 min readUpdated 2026-03-12

Bulk MMS Campaign Setup

Send media-rich bulk campaigns with images, videos, or documents attached to your messages.

Available on: Pro plan and above


Create a Bulk MMS Campaign

  1. Go to SMS/MMSBulk SMSCreate Campaign.
  2. Name your campaign.
  3. Import contacts (CSV, Google Sheets, CRM, or contact list).
  4. Compose your message text.
  5. Click the attachment icon to add media:
    • Supported formats: JPG, PNG, GIF, MP4, 3GP, PDF, VCF.
    • Maximum file size: 5 MB.
  6. Select a sending number (must be MMS-capable — US or Canadian number).
  7. Review the preview (shows MMS pricing per message).
  8. Click Send Now or Schedule.

MMS vs SMS in Bulk Campaigns

FeatureBulk SMSBulk MMS
MediaText onlyImages, video, documents
PricingPer segmentPer message (flat rate)
AvailabilityAll countriesUS and Canada
Character limit160 (GSM-7) / 70 (Unicode) per segment1,600 characters + media

Tips

  • Optimize image size. Compress images below 500 KB for faster delivery.
  • Test on multiple devices. MMS rendering varies by carrier and phone model.
  • Include alt text. Add descriptive text alongside media in case the image doesn't render.

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