Stories Technical Specs

User Experience

Familiar UX to top Social Platforms

  • Tap anywhere to go to the next scene

  • Tap left side to see previous scene

  • Taps on the last scene go to CTA destination

  • Tap Hold or Left Click Long Press to Pause Story

  • CTA button and Brand Text clicks out to destination URL on tap/click

  • Mute/unmute feature for video with audio


Desktop and Mobile Compatibility



Ad size

300x600 or 300x250 standard display units

Right-rail or in-article

Flexible or fixed size format

Polar tag will automatically render a flexible sized format, ideal for right-rail and in-article display inventory


Option to generate a fixed sized tag for 300x250, 300x600 or 320x480

Polar Landing Pages - Phone Mockup (33).png
kirin (1).gif


Ad size

300x250 standard display units

In-article and in-feed

Mobile Web

Flexible size format: Polar tag will automatically resize dynamically to be larger than 300x250

Mobile App

Polar tag will automatically recognize the non-resizable inventory and render a fixed 300x250 sized version of the creative

Increase brand and content engagement with our latest high-impact storytelling format, capable of supporting images, animated GIFs and short videos.

Creative Specifications


Expand brand reach

Brand Logo

  • File type: jpg or png

  • Recommended ratio: 1:1 (square)

  • Width: min 100px, max 500px

  • Height: min 100px, max 500px


Brand Name

  • Text: max 30 characters


CTA (call-to-action) button

  • Button label: 25 characters until truncation

  • Font color can be customized with hex value or color picker

  • Button color: 6 digit hex code

  • Default is #31B0D5 (Instagram bright blue), can be customized

  • Button transparency can be changed to suit background

  • Can provide different click-through URLs for each scene or keep the same



Boost Engagement with Stories


  • Supported file type: jpg, png, or gif (static or animated) 

  • Width: min 400px, max 1,222px

  • Recommended Aspect ratio 9:16 OR 4:5 

  • File size max: 1 MB per image


Video asset

  • Supported file type: mp4, mov

  • Recommended video ratio: 9:16

  • Width: min 320px, max 720px

  • Duration: Less than 15 seconds

  • File size max: 2 MB per video


Headline and Description (optional)

  • Can customize per scene or keep the same for all scenes

  • Title: 30 characters until automatic truncation

  • Description: 100 characters until automatic truncation

  • Background color and transparency can be customized

Creative Settings and Features 

Stories Progress

Auto-progress Scenes toggle controls how the scenes within the story progress forward

  • ON: When this toggle is ON each scene within the story unit will automatically progress to the next scene

  • OFF: When this toggle is OFF the progress will stop at the end of each scene and the user will need to tap to progress to the next scene

Loop Options

Controls what happens when the entire story completes a single run. Note that this is only applicable when Auto-progress scenes toggle is ON for Story Progress.

  • Loop last scene: The last scene will loop when the story completes

  • Start from first scene: The whole story unit (all scenes) will loop and restart from the first scene


Take your Stories to New Audiences on the Open Web.

Instantly Repurpose Social Posts

Instagram Post

Polar Story


Additional Advantage

Convert social assets into stories

  • Existing Social Display image/carousel/video posts can be converted to Stories in one click

  • After assets have been scraped, change Format Type to Story

  • For converting a social video post to Stories, the video has to be less than 15 seconds

Build bridges, not walls