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Push Notification Specifications

Technical Requirements​

Image

Square Notification Icon (1:1)​

  • Recommended size of 300px X 300px (anything other than an exact 1:1 size ratio will be stretched).
  • Only static images are supported (.PNG, .JPEG, no movie/gif files).

Rectangular Rich Large Image (2:1)​

  • Recommended size of 400px X 200px (anything other than an exact 2:1 size ratio will be stretched).
  • Only static images are supported (.PNG, .JPEG, no movie/gif files).

Notification Title & Message Copy​

  • Recommended title length: 30 characters or below (anything above 30 characters may be cut off on mobile devices).
  • Recommended message copy length: 30 characters or below (anything above 30 characters may be cut off on mobile devices). However, you are allowed a 50-60 character limit on all devices.

Buttons​

  • Max of 15 characters for each button.
  • Web Push has a limit of two buttons max.

Looking for vertical-specific examples? See our Creative Guides by Vertical for visual examples of effective creatives for Antivirus, Sweeps & Promo, and Insurance.