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Notice of Entering the “AppsFlyer Performance Index Edition 14” Ranking

2022年03月25日

Skyfall Inc. (Shibuya-ku, Tokyo; CEO: Tomokazu Hasegawa; hereinafter referred to as Skyfall), which operates the ad network “SKYFLAG” specializing in long-term CPE reward delivery for smartphone apps and web services, is pleased to announce that it has been ranked in three categories of the “Performance Index 14 Edition” announced by AppsFlyer on March 22, 2022.

“Performance Index 14 Edition” complete version: https://index.appsflyer.com/jp/
SKYFLAG service website: https://skyflag.info/

Retention Index (Japan and South Korea Region)

In a media ranking based on the ability to acquire users with high retention rates, ‘SKYFLAG’ has achieved a high ranking in the hardcore gaming category for both iOS and Android.

IAP Index (Japan and South Korea Region)

This media ranking assesses the ability to acquire users who are likely to make in-app purchases. ‘SKYFLAG’ ranked in the hardcore game category for both iOS and Android, and also ranked in the strategy category for Android.

In the “Performance Index 11 Edition,” released in October 2020, we achieved 5th place in the IAP Index for both OS versions in the hardcore category. In the 14 edition, we ranked in the TOP 3 for both iOS and Android.

Growth Index (Japan and South Korea Region)

In the ranking of media with high growth rates, ‘SKYFLAG’ ranked 2. It achieved 1st place in the “Performance Index 11 Edition” announced in October 2020, and has now been recognized for its continued high growth in the 14 edition.

Comment from CEO Tomokazu Hasegawa

SKYFLAG has been working to eliminate fraud and help users acquire highly engaged users who can expect long-term retention and monetization rates.


We are extremely honored to have received such positive feedback, which validates our established policies, approximately two years after launching our service. The entire Skyfall team will continue to strive to create a product that provides even greater value to our advertisers and media partners.

About “Performance Indexes

This is a ranking of the world’s top mobile advertising media sources, published by AppsFlyer, a provider of mobile advertising effectiveness measurement platforms and marketing analytics.
This index is the latest research report on the mobile advertising industry published twice a year by AppsFlyer.

Research Method

Period: July 2021 to December 2021
Number of media networks evaluated: 610
Number of installs: 25 billion
Number of apps: 18,000
*Partners who do not meet the threshold for installation fraud rate are not included.

About “Skyfall”

Skyfall primarily focuses on the internet advertising business, developing and operating “SKYFLAG,” an affiliate service specialized in long CPE reward distribution for smartphone apps and web services.
Furthermore, in its media business, the company develops, operates, and markets Shonen Gahosha’s official manga app, “Manga DX+,” and “Poker Chase,” one of Japan’s largest full-scale Texas Hold’em poker games.

Company Name :Skyfall Inc.
CEO :Tomokazu Hasegawa
Address :Ebisu SS Bldg. 2F, 4-3-14 Ebisu, Shibuya-ku, Tokyo
Business Description :Advertising Business, Media Business, Game Business
Number of employees :58 (As of the end of October 2021)
Established :October 2017
Capital :79,393,750 yen
Website :https://skyfall.co.jp/
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