Terms

App

The app name as registered on the Google Play Store.

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Industry

An industry category independently classified by WISEAPP based on app usage behavior.

WISEAPP Industry

WISEAPP industries are Organized into a two-level category system with 23 top-level industries and 165 sub-industries.

Family/Life Sub Industry : Furniture/Interior, Home appliances/Smart home, Marriage/Funeral, Utility bill, Move, Pregnancy/Birth/Infant, Cleaning/Laundry/Assistant, Parcel

Health/Exercise Sub Industry : Health management/Information, Exercise/Fitness

Game Sub Industry : Education/Words, Role-playing, Board, Sports, Simulation, Arcade/Adventure/Action, Music, Car, Strategy, Card/Casino, Casual, Quiz, Puzzle, Game-Etc

Education Sub Industry : Public official, Certificates, University, Foreign language, Infant/Elementary school, Study abroad, Child care, Secondary school, Lifelong education, Education-Etc

Finance Sub Industry : Asset management, Cryptocurrency/NFT, Simple Payment, Loan/Insurance, Remittance/Overseas Payment, Credit/Financial information, Credit card, Banking, Securities/Investment, Local currency, Coupon/Point/Voucher, Finance-Etc

News/Magazine Sub Industry : IT/Science, Sports, Economics/Politics/Diplomacy, Magazine, General news, News/Magazine-Etc

Books/References Sub Industry : Collection of texts, Books/E-Books, Library, Cartoon/Webtoon/Web novel, Language dictionary/Translator, References, Books/References-Etc

Lifestyle Sub Industry : Soldier, Weather, Rewards, Lottery ticket, Real estate, Pets, Location tracking, Religion, Hobby, Lifestyle-Etc

Welfare/Administration Sub Industry : Public institutions, Welfare facilities, Volunteer/Sponsor, Party, Administrative

Beauty Sub Industry : Diet, Makeup/Cosmetics, Plastic surgery, Hair/Nail

Business/Industry Sub Industry : Auction, Marketing, Recruitment, Research, Security, Transit, Wired/Wireless Communication, Labor management, Law, Business/Industry-Etc

Photo/Video Sub Industry : Gallery, Photo printing, Camera, Edit

Productivity Sub Industry : Schedule management, Document, Business tools, Internet/Browser, Cloud

Social media Sub Industry : SNS/Community, Personal broadcast, Messenger/Phone/Video call, Mail, Blind date

Shopping Sub Industry : Shopping information, Mart, Duty Free, Department, Food/Beverage sales, Online Shopping/Others, Secondhand marketplace, Overseas direct purchase, Home shopping/Internet shopping

Sports Sub Industry : Golf, Fishing, Score, Sportswear/Supplies, Outdoor, Baseball, Soccer, Sports-Etc

Food/Beverage Sub Industry : Delivery/Dine-out, Food and Beverage/Membership, Cooking, Rating/Review/Reservation

Entertainment Sub Industry : Performance/Exhibition, Activities, Video streaming, Movie/Animation, Webhard, Humor/Fortune, Music/Radio, Quiz, Entertainment-Etc

Travel/Transportation Sub Industry : Shared Mobility, Public transport, Travel agency, Map/Navigation, Airline ticket

Utility Sub Industry : Calculator, Ad blocking, Recorder, Media player, Security/Authentication management, Alarm, Coloring/Ringtone, File management, Phone management, Utility-Etc

Medical treatment Sub Industry : Hospital, Psychology/Mental health, Medical treatment-Etc

Racing Sub Industry : Surrogate driving, Car Rental/Sharing, Car Care/Repair, Car brand/Used car, Car supplies, Refueling/Charging, Parking, Car-Etc

Fashion Sub Industry : Luxury fashion, Jewelry/Precious metals, Children's clothing, Fashion shopping mall, Fashion accessories, Fashion information

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Developer

A developer independently classified by WISEAPP.

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Store

A platform where apps or digital content can be downloaded or purchased. ex) Google Play, App Store

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Package Name

A unique app ID used to identify an app in the store.

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Installers

The number of people counted based on devices on which the app is installed.

• People who reinstall the app within the same statistical period are not counted more than once.

• Devices where the app is installed and deleted on the same day without any usage are excluded.

• Operating systems other than smartphone (e.g., PC, tablet) are not included.

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Install Rate

The percentage of app installers among all smartphone users.

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New Installers

The number of people who newly installed the app on their smartphones.

• Data is available from January 2017 onward.

• If the number of new installers is too small, the data may not be provided due to a high risk of statistical error.

• People who reinstall the app within the same statistical period are not counted more than once.

• Devices where the app is installed and deleted on the same day without any usage are excluded.

• Operating systems other than smartphone (e.g., PC, tablet) are not included.

• Past installation history is not considered.

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Users

The number of people counted based on devices on which the app is used.

• Multiple uses by the same person are counted only once.

• Usage sessions shorter than 1 second are excluded.

• Operating systems other than smartphone (e.g., PC, tablet) are not included.

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Use Rate

The percentage of app users among all smartphone users.

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Rate of Active Users

The percentage of users among app installers.

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Total Time in App

The total amount of time users spent in the app.

• Usage sessions shorter than 1 second are excluded.

• Only foreground status usage is counted; background status usage is not included.

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Avg. Time in App per User

The total time in app divided by the number of user, representing the average time each user spent using the app.

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Avg. Active Days per User

The total active days divided by the number of users, representing the average number of days each user used the app.

The total active days are calculated as the number of days on which a user launched the app for at least 1 second.

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Total Sessions

The total number of times users launched the app.

Sessions shorter than 1 second are excluded.

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Avg. Number of Sessions per User

The the total sessions divided by number of users, representing the average number of sessions per user.

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Avg. Session Length

The total time in app divided by the total sessions, representing the average time spent per session.

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Total Data Usage

The total amount of data transferred between smartphones and the internet.

This includes both mobile data and Wi-Fi data usage.

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Growth Rate

The rate at which an indicator has changed compared to the previous period.

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Users by Criteria

Users by Criteria are divided into three groups according to loyalty.

Users by Criteria are divided into Light, Middle, and Heavy users.

The criteria for classifying groups are the criteria indicator average value for 50% of the lower users and the criteria indicator average value for 50% of the upper users.

Criteria indicators provided are: usage time, sessions, and days of use.

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Churn Users

Users who used the app in the previous period but did not use it in the current period.

Within the same industry, churn users may be counted more than once.

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Inflow Users

Users who used other apps in the previous period but used the target app in the current period.

Within the same industry, inflow users may be counted more than once.

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App Developer

A company or individual that plans, develops, and operates an app by registering it on a store.

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Store Category

The app classification defined by the store.

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Store Download

The cumulative range of app downloads shown in the store.

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Store Rating

The average star rating given by users in the store.

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Store Review

The total number of user reviews submitted in the store.

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Store Download Price

The price users must pay to download a paid app from the store.

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Revenue

The amount paid by users to Google Play for paid app downloads, in-app purchases, or subscriptions. (including developer revenue and platform fees)

• Revenue is an estimate and may differ from actual revenue.

• Value-added tax (VAT) is not included.

• Revenue from in-app advertising is not included.

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by Gender

In WISEAPP, gender is classified as male or female.

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by Age Group

In WISEAPP, age groups are classified as 10s or under, 20s, 30s, 40s, 50s, and 60s or more.

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Android Only App

Apps developed solely for Android without a corresponding iOS version will only be represented in Android data.

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App with possible statistical errors

Apps for which only limited indicator are disclosed due to insufficient data to provide stable statistics.

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App with no data

Apps for which data cannot be provided because they do not meet statistical requirements or are not registered on Google Play.