diff --git a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/AlertCallback.kt b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/AlertCallback.kt
new file mode 100644
index 0000000000..8ed7e55b60
--- /dev/null
+++ b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/AlertCallback.kt
@@ -0,0 +1,3 @@
+package dev.inmo.tgbotapi.webapps
+
+typealias AlertCallback = () -> Unit
diff --git a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/ConfirmCallback.kt b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/ConfirmCallback.kt
new file mode 100644
index 0000000000..4c9f85296b
--- /dev/null
+++ b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/ConfirmCallback.kt
@@ -0,0 +1,3 @@
+package dev.inmo.tgbotapi.webapps
+
+typealias ConfirmCallback = (confirmed: Boolean) -> Unit
diff --git a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/EventHandler.kt b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/EventHandler.kt
index e0e5dc7f37..f83d2fd7dc 100644
--- a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/EventHandler.kt
+++ b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/EventHandler.kt
@@ -5,3 +5,4 @@ import dev.inmo.tgbotapi.webapps.invoice.InvoiceClosedInfo
 typealias EventHandler = WebApp.() -> Unit
 typealias ViewportChangedEventHandler = WebApp.(ViewportChangedData) -> Unit
 typealias InvoiceClosedEventHandler = WebApp.(InvoiceClosedInfo) -> Unit
+typealias PopupClosedEventHandler = WebApp.(String?) -> Unit
diff --git a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/EventType.kt b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/EventType.kt
index a75b20218c..ff71329074 100644
--- a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/EventType.kt
+++ b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/EventType.kt
@@ -7,4 +7,5 @@ sealed class EventType(val typeName: String) {
     object BackButtonClicked : EventType("backButtonClicked")
     object SettingsButtonClicked : EventType("settingsButtonClicked")
     object InvoiceClosed : EventType("invoiceClosed")
+    object PopupClosed : EventType("popupClosed")
 }
diff --git a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/WebApp.kt b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/WebApp.kt
index 365d07af4b..f983b5d4e4 100644
--- a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/WebApp.kt
+++ b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/WebApp.kt
@@ -3,6 +3,8 @@ package dev.inmo.tgbotapi.webapps
 import dev.inmo.tgbotapi.utils.TelegramAPIUrlsKeeper
 import dev.inmo.tgbotapi.webapps.haptic.HapticFeedback
 import dev.inmo.tgbotapi.webapps.invoice.InvoiceClosedInfo
+import dev.inmo.tgbotapi.webapps.popup.ClosePopupCallback
+import dev.inmo.tgbotapi.webapps.popup.PopupParams
 
 external class WebApp {
     val version: String
@@ -24,6 +26,15 @@ external class WebApp {
     val viewportHeight: Float
     val viewportStableHeight: Float
 
+
+    val isClosingConfirmationEnabled: Boolean
+    fun enableClosingConfirmation()
+    fun disableClosingConfirmation()
+
+    fun showPopup(params: PopupParams, callback: ClosePopupCallback? = definedExternally)
+    fun showAlert(message: String, callback: AlertCallback? = definedExternally)
+    fun showConfirm(message: String, callback: ConfirmCallback? = definedExternally)
+
     @JsName("MainButton")
     val mainButton: MainButton
 
@@ -38,6 +49,8 @@ external class WebApp {
     internal fun onEventWithViewportChangedData(type: String, callback: (ViewportChangedData) -> Unit)
     @JsName("onEvent")
     internal fun onEventWithInvoiceClosedInfo(type: String, callback: (InvoiceClosedInfo) -> Unit)
+    @JsName("onEvent")
+    internal fun onEventWithPopupClosedInfo(type: String, callback: (String?) -> Unit)
 
     fun offEvent(type: String, callback: () -> Unit)
     @JsName("offEvent")
@@ -100,6 +113,18 @@ fun WebApp.onEvent(type: EventType.InvoiceClosed, eventHandler: InvoiceClosedEve
     )
 }
 
+/**
+ * @return The callback which should be used in case you want to turn off events handling
+ */
+fun WebApp.onEvent(type: EventType.PopupClosed, eventHandler: PopupClosedEventHandler) = { it: String? ->
+    eventHandler(js("this").unsafeCast<WebApp>(), it)
+}.also {
+    onEventWithPopupClosedInfo(
+        type.typeName,
+        callback = it
+    )
+}
+
 /**
  * @return The callback which should be used in case you want to turn off events handling
  */
@@ -124,6 +149,10 @@ fun WebApp.onSettingsButtonClicked(eventHandler: EventHandler) = onEvent(EventTy
  * @return The callback which should be used in case you want to turn off events handling
  */
 fun WebApp.onInvoiceClosed(eventHandler: InvoiceClosedEventHandler) = onEvent(EventType.InvoiceClosed, eventHandler)
+/**
+ * @return The callback which should be used in case you want to turn off events handling
+ */
+fun WebApp.onPopupClosed(eventHandler: PopupClosedEventHandler) = onEvent(EventType.PopupClosed, eventHandler)
 
 fun WebApp.isInitDataSafe(botToken: String) = TelegramAPIUrlsKeeper(botToken).checkWebAppData(
     initData,
diff --git a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/WebAppUser.kt b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/WebAppUser.kt
index 92f7b87fd2..d2d7a1237b 100644
--- a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/WebAppUser.kt
+++ b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/WebAppUser.kt
@@ -17,10 +17,14 @@ external interface WebAppUser {
     val username: String?
     @JsName(languageCodeField)
     val languageCode: String?
+    val is_premium: Boolean?
     @JsName(photoUrlField)
     val photoUrl: String?
 }
 
+val WebAppUser.isPremium
+    get() = is_premium == true
+
 fun WebAppUser.asUser() = if (isBot == true) {
     CommonBot(
         UserId(id),
diff --git a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/popup/ClosePopupCallback.kt b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/popup/ClosePopupCallback.kt
new file mode 100644
index 0000000000..17727bef69
--- /dev/null
+++ b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/popup/ClosePopupCallback.kt
@@ -0,0 +1,3 @@
+package dev.inmo.tgbotapi.webapps.popup
+
+typealias ClosePopupCallback = (id: String) -> Unit
diff --git a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/popup/PopupButton.kt b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/popup/PopupButton.kt
new file mode 100644
index 0000000000..65f2513ef1
--- /dev/null
+++ b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/popup/PopupButton.kt
@@ -0,0 +1,45 @@
+package dev.inmo.tgbotapi.webapps.popup
+
+external class PopupButton(
+    id: String,
+    type: String,
+    text: String? = definedExternally
+) {
+    val id: String
+    val type: String
+    val text: String?
+}
+
+value class PopupButtonType(
+    val typeName: String
+) {
+    companion object {
+        val Default = PopupButtonType("default")
+        val Ok = PopupButtonType("ok")
+        val Close = PopupButtonType("close")
+        val Cancel = PopupButtonType("cancel")
+        val Destructive = PopupButtonType("destructive")
+    }
+}
+
+fun DefaultPopupButton(
+    id: String,
+    text: String
+) = PopupButton(id, PopupButtonType.Default.typeName, text)
+
+fun OkPopupButton(
+    id: String
+) = PopupButton(id, PopupButtonType.Ok.typeName)
+
+fun ClosePopupButton(
+    id: String
+) = PopupButton(id, PopupButtonType.Close.typeName)
+
+fun CancelPopupButton(
+    id: String
+) = PopupButton(id, PopupButtonType.Cancel.typeName)
+
+fun DestructivePopupButton(
+    id: String,
+    text: String
+) = PopupButton(id, PopupButtonType.Destructive.typeName, text)
diff --git a/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/popup/PopupParams.kt b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/popup/PopupParams.kt
new file mode 100644
index 0000000000..42f00aac22
--- /dev/null
+++ b/tgbotapi.webapps/src/jsMain/kotlin/dev/inmo/tgbotapi/webapps/popup/PopupParams.kt
@@ -0,0 +1,36 @@
+package dev.inmo.tgbotapi.webapps.popup
+
+external class PopupParams(
+    message: String,
+    title: String?,
+    buttons: Array<PopupButton>
+) {
+    val title: String?
+}
+
+fun PopupParams(
+    message: String,
+    firstButton: PopupButton,
+    vararg otherButtons: PopupButton
+) = PopupParams(
+    message,
+    null,
+    arrayOf(
+        firstButton,
+        *otherButtons
+    )
+)
+
+fun PopupParams(
+    title: String,
+    message: String,
+    firstButton: PopupButton,
+    vararg otherButtons: PopupButton
+) = PopupParams(
+    message,
+    title,
+    arrayOf(
+        firstButton,
+        *otherButtons
+    )
+)