# Terms

### App <a href="#app" id="app"></a>

The app name as registered on the Google Play Store.

***

### Industry <a href="#industry" id="industry"></a>

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

<details>

<summary>WISEAPP Industry</summary>

{% hint style="info" %}
WISEAPP industries are organized into a two-level category system with 23 top-level industries and 165 sub-industries.
{% endhint %}

![](/files/oDAbkhg8xaDkBvaFNfEN) **Family/Life**\
Sub Industry : Furniture/Interior, Home appliances/Smart home, Marriage/Funeral, Utility bill, Move, Pregnancy/Birth/Infant, Cleaning/Laundry/Assistant, Parcel

![](/files/newPb0VqynZJh8oimlml) **Health/Exercise**\
Sub Industry : Health management/Information, Exercise/Fitness

![](/files/tt0kfzL9dtzQ3dyK6SA1) **Game**\
Sub Industry : Education/Words, Role-playing, Board, Sports, Simulation, Arcade/Adventure/Action, Music, Car, Strategy, Card/Casino, Casual, Quiz, Puzzle, Game-Etc

![](/files/PLtAi2OOnERwCxVMDr2d) **Education**\
Sub Industry : Public official, Certificates, University, Foreign language, Infant/Elementary school, Study abroad, Child care, Secondary school, Lifelong education, Education-Etc

![](/files/INEiyqzhcxLrXEHAeVp1) **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

![](/files/cxHzYvoJlvVxIAl3KISV) **News/Magazine**\
Sub Industry : IT/Science, Sports, Economics/Politics/Diplomacy, Magazine, General news, News/Magazine-Etc

![](/files/45OAgBEnaoBZ73gJtY9B) **Books/References**\
Sub Industry : Collection of texts, Books/E-Books, Library, Cartoon/Webtoon/Web novel, Language dictionary/Translator, References, Books/References-Etc

![](/files/q7mQBmNsoENp9fi0Yz5U) **Lifestyle**\
Sub Industry : Soldier, Weather, Rewards, Lottery ticket, Real estate, Pets, Location tracking, Religion, Hobby, Lifestyle-Etc

![](/files/dnlAlYszxVCfEUQiIx1M) **Welfare/Administration**\
Sub Industry : Public institutions, Welfare facilities, Volunteer/Sponsor, Party, Administrative

![](/files/TBIYNu9y2UmFRJ0SBVBD) **Beauty**\
Sub Industry : Diet, Makeup/Cosmetics, Plastic surgery, Hair/Nail

![](/files/kNFImGRxzWIg4g4XKyep) **Business/Industry**\
Sub Industry : Auction, Marketing, Recruitment, Research, Security, Transit, Wired/Wireless Communication, Labor management, Law, Business/Industry-Etc

![](/files/xsjHAWzXYdDsCHJjWpO5) **Photo/Video**\
Sub Industry : Gallery, Photo printing, Camera, Edit

![](/files/UnBgsvHfZK4oaLp8Zg9F) **Productivity**\
Sub Industry : Schedule management, Document, Business tools, Internet/Browser, Cloud

![](/files/vacDdO3YmMZYy6b83mKf) **Social media**\
Sub Industry : SNS/Community, Personal broadcast, Messenger/Phone/Video call, Mail, Blind date

![](/files/KK6cGGzhJhCslqnUX9OZ) **Shopping**\
Sub Industry : Shopping information, Mart, Duty Free, Department, Food/Beverage sales, Online Shopping/Others, Secondhand marketplace, Overseas direct purchase, Home shopping/Internet shopping

![](/files/ZBPyRZaQ3vvrsT2Idin8) **Sports**\
Sub Industry : Golf, Fishing, Score, Sportswear/Supplies, Outdoor, Baseball, Soccer, Sports-Etc

![](/files/7McTCoXqh9SlnJHKt3iM) **Food/Beverage**\
Sub Industry : Delivery/Dine-out, Food and Beverage/Membership, Cooking, Rating/Review/Reservation

![](/files/2tEF9Zj8dtebCmLsemO7) **Entertainment**\
Sub Industry : Performance/Exhibition, Activities, Video streaming, Movie/Animation, Webhard, Humor/Fortune, Music/Radio, Quiz, Entertainment-Etc

![](/files/5C7g0GqPe7jbyPbmuPMZ) **Travel/Transportation**\
Sub Industry : Shared Mobility, Public transport, Travel agency, Map/Navigation, Airline ticket

![](/files/3Y2S0vpyDY8zGRqISs8V) **Utility**\
Sub Industry : Calculator, Ad blocking, Recorder, Media player, Security/Authentication management, Alarm, Coloring/Ringtone, File management, Phone management, Utility-Etc

![](/files/h3IPXvF9zFbmVpntuqzV) **Medical treatment**\
Sub Industry : Hospital, Psychology/Mental health, Medical treatment-Etc

![](/files/KWoKmsAvj4N5neVJ5cBo) **Racing**\
Sub Industry : Surrogate driving, Car Rental/Sharing, Car Care/Repair, Car brand/Used car, Car supplies, Refueling/Charging, Parking, Car-Etc

![](/files/uskmnQgBYjRK4YNQ3Ash) **Fashion**\
Sub Industry : Luxury fashion, Jewelry/Precious metals, Children's clothing, Fashion shopping mall, Fashion accessories, Fashion information

</details>

***

### Developer <a href="#developer" id="developer"></a>

A developer independently classified by WISEAPP.

***

### Store <a href="#store" id="store"></a>

A platform where apps or digital content can be downloaded or purchased.\
e.g., Google Play, App Store

***

### Package Name <a href="#package-name" id="package-name"></a>

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

***

### Installers <a href="#installers" id="installers"></a>

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

{% hint style="info" %}

* 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.
  {% endhint %}

***

### Install Rate <a href="#install-rate" id="install-rate"></a>

{% columns %}
{% column %}
The percentage of app installers among all smartphone users.
{% endcolumn %}

{% column %}

<figure><img src="/files/hylDyu2XgS2Os2kPVZ4t" alt=""><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### New Installers <a href="#new-installers" id="new-installers"></a>

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

{% hint style="info" %}

* 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.
  {% endhint %}

***

### Users <a href="#users" id="users"></a>

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

{% hint style="info" %}

* 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.
  {% endhint %}

***

### Use Rate <a href="#use-rate" id="use-rate"></a>

{% columns fullWidth="false" %}
{% column %}
The percentage of app users among all smartphone users.
{% endcolumn %}

{% column %}

<figure><img src="/files/IPqYHz76oAha7HnJLmVi" alt=""><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### Rate of Active Users <a href="#rate-of-active-users" id="rate-of-active-users"></a>

{% columns %}
{% column %}
The percentage of users among app installers.
{% endcolumn %}

{% column %}

<figure><img src="/files/8fKiRc7p0acYVSvq9Emm" alt=""><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### Total Time in App <a href="#total-time-in-app" id="total-time-in-app"></a>

The total amount of time users spent in the app.

{% hint style="info" %}

* Usage sessions shorter than 1 second are excluded.
* Only foreground status usage is counted; background status usage is not included.
  {% endhint %}

***

### Avg. Time in App per User <a href="#avg-time-in-app-per-user" id="avg-time-in-app-per-user"></a>

{% columns %}
{% column %}
The total time in the app divided by the number of users, representing the average time each user spent using the app.
{% endcolumn %}

{% column %}

<figure><img src="/files/WqhOyhCD4FHXe3FfFqbZ" alt=""><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### Avg. Active Days per User <a href="#avg-active-days-per-user" id="avg-active-days-per-user"></a>

{% columns %}
{% column %}
The total active days in the app divided by the number of users, representing the average number of days each user used the app.

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

{% column %}

<figure><img src="/files/OTFoVYK0Lx1psHEkO2oj" alt=""><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### Total Sessions <a href="#total-sessions" id="total-sessions"></a>

The total number of times users launched the app.

{% hint style="info" %}
Sessions shorter than 1 second are excluded.
{% endhint %}

***

### Avg. Number of Sessions per User <a href="#avg-number-of-sessions-per-user" id="avg-number-of-sessions-per-user"></a>

{% columns %}
{% column %}
The total sessions divided by the number of users, representing the average number of sessions per user.
{% endcolumn %}

{% column %}

<figure><img src="/files/0eAeuEgxr7csieXV7u9L" alt=""><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### Avg. Session Length <a href="#avg-session-length" id="avg-session-length"></a>

{% columns %}
{% column %}
The total time in the app divided by the total sessions, representing the average time spent per session.
{% endcolumn %}

{% column %}

<figure><img src="/files/DsH9608ezLICg2tU2fKI" alt=""><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### Total Data Usage <a href="#total-data-usage" id="total-data-usage"></a>

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

{% hint style="info" %}
This includes both mobile data and Wi-Fi data usage.
{% endhint %}

***

### Growth Rate <a href="#growth-rate" id="growth-rate"></a>

{% columns %}
{% column %}
The rate at which an indicator has changed compared to the previous period.
{% endcolumn %}

{% column %}

<figure><img src="/files/5FEssLWrgN462C3XGaVt" alt=""><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### Users by Criteria <a href="#users-by-criteria" id="users-by-criteria"></a>

{% columns %}
{% column %}
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 based on the average values of the selected indicator for 50% of the lower users and the criteria indicator average value for 50% of the upper users.

Criteria indicators provided are: Time in the App, Sessions, Days Used.
{% endcolumn %}

{% column %}

<figure><img src="/files/pOEPqcszsvqW53n5PFTP" alt=""><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### Churn Users <a href="#churn-users" id="churn-users"></a>

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

{% hint style="info" %}
Within the same industry, churn users may be counted more than once.
{% endhint %}

&#x20;

***

### Inflow Users <a href="#inflow-users" id="inflow-users"></a>

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

{% hint style="info" %}
Within the same industry, inflow users may be counted more than once.
{% endhint %}

***

### App Developer <a href="#app-developer" id="app-developer"></a>

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

***

### Store Category <a href="#store-category" id="store-category"></a>

The app classification defined by the store.

***

### Store Download <a href="#store-download" id="store-download"></a>

The cumulative range of app downloads shown in the store.

***

### Store Rating <a href="#store-rating" id="store-rating"></a>

The average star rating given by users in the store.

***

### Store Review <a href="#store-review" id="store-review"></a>

The total number of user reviews submitted in the store.

***

### Store Download Price <a href="#store-download-price" id="store-download-price"></a>

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

***

### Revenue <a href="#revenue" id="revenue"></a>

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

{% hint style="info" %}

* 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.
  {% endhint %}

***

### by Gender <a href="#by-gender" id="by-gender"></a>

In WISEAPP, gender is classified as male or female.

***

### by Age Group <a href="#by-age-group" id="by-age-group"></a>

{% columns %}
{% column %}
In WISEAPP, age groups are classified as 10s or under, 20s, 30s, 40s, 50s, and 60s or more.
{% endcolumn %}

{% column %}

<figure><img src="/files/auO7peplUJsYpOcqTGzS" alt=""><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### Android Only App <a href="#android-only-app" id="android-only-app"></a>

{% columns %}
{% column width="83.33333333333334%" %}
Apps developed solely for Android without a corresponding iOS version will only be represented in Android data.
{% endcolumn %}

{% column width="16.666666666666657%" %}

<figure><img src="/files/rERW6JnqVR3x4tczd2vJ" alt="" width="100"><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### App with possible statistical errors <a href="#app-with-possible-statistical-errors" id="app-with-possible-statistical-errors"></a>

{% columns %}
{% column width="83.33333333333334%" %}
Apps for which only limited indicators are disclosed due to insufficient data to provide stable statistics.
{% endcolumn %}

{% column width="16.666666666666657%" %}

<figure><img src="/files/cq3ODfyqUHsE709MoXAH" alt="" width="100"><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

***

### App with no data <a href="#app-with-no-data" id="app-with-no-data"></a>

{% columns %}
{% column width="83.33333333333334%" %}
Apps for which data cannot be provided because they do not meet statistical requirements or are not registered on Google Play.
{% endcolumn %}

{% column width="16.666666666666657%" %}

<figure><img src="/files/bxBYQamXRUOh2BT3jWuQ" alt="" width="100"><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}


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