Ad directory

320x480 Mobile Interstitial (3rd party supply)

Interactive full-page ad unit. An interstitial is loaded in-between content (such as game levels or web pages). When collapsed (closed), the user’s expected content loads.

Deliverables


Ad componentsFile typeDimensionsMax file size
Portrait Initial File Load HTML, CSS, JS, JPG, PNG, SVG 640 x 960300 KB
Portrait Host-Initiated Subload HTML, CSS, JS, JPG, PNG, SVG 640 x 960600 KB
Host-Initiated Video MP4 and WebM 1080 x 1920 or 720 x 1280 (9:16 or 16:9 aspect ratio)1.1 MB
User-Initiated File Load HTML, CSS, JS, JPG, PNG, SVG and/or MP4 and WebM 640 x 9602.2 MB
Backup/Static ImageJPG or PNG320 x 480300 KB

Available Features


See Demos

Customizable. Reach out to the internal creative team to learn more about capabilities.

See demos

Data points

  • Hour
  • Minute
  • Second
  • AM/PM
  • Day of Week

Layout

  • Countdown placement & formatting are customizable

Copy Options

  • Customizable

Countdown Required Deliverables

  • Start and end dates of countdown
  • Start and end time of countdown (including timezone)

Time of Day Required Deliverables

  • List of times or days-of-week and corresponding messaging/creative.

Notes

  • Supported across all time zones
  • Leverages the user's clock (with IP-lookup as backup) to determine time
  • Countdown clocks should only auto-animate the “seconds” for up to :15, per standard ad spec guideline. Can request an ad policy exception to have countdown animate indefinitely, as long as it is not too flashy or distracting
Required Elements

Image

  • File Types: JPG, GIF, PNG (Equirectangular)
  • 2:1 aspect ratio (2048x1024 minimum)
  • Up to 2MB
  • Up to 2-6 touchpoints
  • Include CTA
  • Avoid putting price or inventory that could change

See Demos

Amplify your message with direct social sharing functionality across Twitter.

The following companies have been approved to verify and/or attribute App Install Campaigns:

  • Adjust

  • AppsFlyer

  • Apsalar (Singular)

  • Kochava (Native campaigns only)

Source File Settings (In-Player):

Preferred frame sizes of 640x360 (or higher) for 16:9 video or 640x480 (or higher) for 4:3 video to maintain uniform video quality. The following settings are meant as a guideline for a good compromise of quality versus file size (feel free to increase bandwidth to increase quality).

Length: Autoplay = 15 seconds max; User-initiated = unlimited (Note: See max file weights under "Deliverables" above)

Format: MOV preferred, MP4

Frame Rate: 24+ fps

Key Frames: Every 24 frames

Rate Control Mode: Multi-pass

Audio Codec: AAC, 128 kbps, 44 kHz, stereo

Audio is muted by default; Audio is permitted upon user interaction with the ad

Minimum Bitrate, Video Bitrate, Frame Size:

1500 kbps, 1372 kbps, 480x360

1500 kbps, 1372 kbps, 480x270

Preferred Bitrate, Video Bitrate, Frame Size:

1200 kbps, 1072 kbps, 640x480

1200 kbps, 1072 kbps, 640x360

General
  • Served via 320x480 (Portrait), 480x320 (Landscape) ad calls
  • Displayed ad dimensions are in retina size
  • On Initial Load, the fullscreen Interstitial content will display prior to page/app content based on the detected orientation
  • A Close button must be clearly defined in the upper right corner of the ad
  • The Close button area is 40x40 pixels in the upper right corner of the ad - any content in this area will be blocked by the Close button
  • Once the user collapses the Interstitial content, the ad experience ends and the page/app content is visible
Screen Support
  • Mobile
Animation

Autoplay: 15 seconds max

Back-up Static
  • Required for instances when the user's browser does not support creative functionality (e.g., HTML5, JavaScript).
  • 3rd Party served ad tags are responsible for delivering the back-up image experience.
Retina Assets

Recommended

Ad Vendor

Ads must be site served or served by an approved vendor.

3rd Party Ad Tags & Trackers

Approved 3rd party vendors are allowed to serve select ads. To find out which ad formats are approved to serve via 3rd party, reach out to your Sales POC.

Approved 3rd party vendor trackers (e.g. click, impression, etc.) are allowed across ad formats.

For a list of approved 3rd party vendors, please visit the 3rd Party Vendor List.

Ad Choices

Display Ads have an Ad Choices linkable icon or graphic with "AdChoices" label. Read about AdChoices for more information.

Ad Policies & Guidelines

Ads must comply with Global Yahoo Advertising Policies.

HTML5 Guidelines

HTML5 ad specifications must follow HTML5 Guidelines.

SSL Compliance

Ads & 3rd party vendors must be secure and SSL compliant.

Creative Submission Timelines

Refer to Creative Submission Guidelines for ad design & build SLAs.

DSP