Display Ads (Auction) SKAdNetwork for measuring iOS app completed
Document Number: APIE-FY21-2129
*This notice is for customers who are using the app promotion ads of the iOS apps.
Thank you for using Yahoo! JAPAN Ads.
We have supported SKAdNetwork measurement as previously announced in
"Display Ads (Auction) SKAdNetwork for measuring iOS app (Document Number:
APIE-FY21-2111)." Please see the following details.
Once again, thank you for using Yahoo! Ads.
Yahoo! JAPAN Ads Display Ads (Auction)
2. Effective date:
April 26, 2021 (Mon)
SKAdNetwork measuring of iOS apps has become available on app promotion
ads of Display Ads (Auction).
"SKAdNetwork" is a measuring feature for iOS app provided by Apple Inc.
Even if tracking limitations are enforced by updating iOS, you can use
SKAdNetwork to measure app installation and conversion.
4. Restrictions by SKAdNetwork:
With SKAdNetwork support, the following restrictions were added to iOS
app promotion campaigns after the implementation.
There will be no impact on campaigns for Android app promotion.
・Campaigns for the same iOS app
-Up to 20 campaigns per one account can be set to ad delivery "On"
-Up to 20 campaigns per accounts of one company can be set to ad
delivery "On" when the company manages multiple accounts
・Ad measurement tools that support tracking installation of iOS apps
Only one tool can be set per campaign
*Ads that set measurement URLs for other tools cannot be created
under the campaign for which any tool has already been set.
The following restrictions were added to iOS app promotion campaigns
created before the implementation and has the settings "On."
・When an ad measurement tool set to the oldest ad, that ad measurement
tool will be fixed for that entire campaign.
・Error will be displayed when setting the URL other than the preceding.
・Measured values of SKAdNetwork cannot be checked on the Campaign
Management Tool. Please check those values on the measurement tool
that has already been linked.
・Measuring by SKAdNetwork is scheduled to start sequentially from May.
The schedule differs depending on the ad placements.
6. Changes on Display Ads API:
We have added the following error codes on Yahoo! JAPAN Ads Display
*Effective to all versions.
-Displayed when there are more than 20 campaigns for the same iOS app
within an account or company.
Error code: 220126
The maximum number of the campaign for "app promotion" that can be
delivered under the control of an ad account or a company is 20 per
-Displayed when the number of campaigns for the same iOS app exceeds
the maximum number of SKAdNetwork measurement supported campaigns.
Error code: 220128
This destination URL cannot be set.
For campaigns of "app promotion" in iOS, if the destination URL of
the first ad created is a specific tracking tool, you need to set the
URL of the same tracking tool.
The tracking tool that can be set for this campaign will be returned
in campaignVendorName field of the error response.
If the destination URL of the first ad created is not a specific
tracking tool, it will be considered that you are not going to use a
tracking tool, and you cannot set specific tracking tool URL later on.
-Displayed when an ad is created with another tool's measurement URL
under a campaign already with an ad ad measurement tool.
Error code: 220128
No more campaigns can be delivered on the target iOS app.
For details on app install ads, refer to the following help topic:
First Setting for Tracking App Install (Conversion)
If you have any questions, please contact us.
Yahoo! JAPAN API support team