Updated on 2026-08-14

core/res/src/main/res/values-ru/strings.xml

@@ -487,15 +487,17 @@
   <string name="send_alert_transaction_failed_title">Транзакция не выполнена</string>
   <string name="send_amount_label">Сумма</string>
   <string name="send_bitcoin_custom_fee_footer">Вы можете установить комиссию за транзакцию, изменив значение в поле Satoshi per vByte.</string>
+  <string name="send_custom_amount_fee_footer">Комиссия, которая будет взята за вашу транзакцию. Вы можете выставить своё собственное значение.</string>
   <string name="send_custom_evm_max_fee_footer">Это стоимость, которую вы готовы заплатить за каждую единицу газа. Чем выше цена газа, тем быстрее ваша транзакция будет обработана. (Приоритетная комиссия включена)</string>
   <string name="send_custom_evm_priority_fee">Приоритетная комиссия</string>
   <string name="send_custom_evm_priority_fee_footer">Комиссия, которую пользователь может заплатить майнерам или валидаторам за ускорение включения его транзакции в блок.</string>
+  <string name="send_custom_kaspa_per_utxo_footer">Комиссия, которую нужно заплатить за использование каждого неиспользованного выхода транзакции (UTXO) в сети Kaspa. Чем больше UTXO вы используете в транзакции, тем выше будет комиссия.</string>
+  <string name="send_custom_kaspa_per_utxo_title">KAS за UTXO</string>
   <string name="send_date_format">%1$s, %2$s</string>
   <string name="send_destination_hint_address">Адрес</string>
   <string name="send_destination_tag_field">Код назначения</string>
   <string name="send_enter_address_field">Введите адрес</string>
   <string name="send_error_address_same_as_wallet">Адрес совпадает с адресом кошелька</string>
-  <string name="send_evm_custom_fee_footer">Комиссия, которая будет взята за вашу транзакцию. Вы можете выставить своё собственное значение.</string>
   <string name="send_extras_error_invalid_destination_tag">Недопустимый Tag. Он не будет добавлен в транзакцию.</string>
   <string name="send_extras_error_invalid_memo">Недопустимый Memo. Он не будет добавлен в транзакцию.</string>
   <string name="send_extras_hint_destination_tag">Tag</string>

core/res/src/main/res/values/strings.xml

@@ -39,6 +39,7 @@
   <string name="biometric_lockout_warning_title">Too many attempts</string>
   <string name="biometric_unavailable_warning">You have disabled biometric authentication on your phone and will not be able to save wallets in the app. To save wallets, please enable the biometric authentication function in your phone settings.</string>
   <string name="button_start_backup_process">Start backup process</string>
+  <string name="buy_token_description">From your fiat card or bank account</string>
   <plurals name="card_label_card_count">
     <item quantity="one">%d card</item>
     <item quantity="other">%d cards</item>
@@ -257,6 +258,7 @@
   <string name="express_token_list_empty_search">No tokens found. Please try another request</string>
   <string name="express_transaction_id">ID: %s</string>
   <string name="express_transaction_id_copied">Transaction ID copied</string>
+  <string name="exсhange_token_description">From another currency in your wallet</string>
   <string name="feedback_data_collection_message">The following information is optional. You can erase it if you don\'t want to share it.</string>
   <string name="feedback_preface_rate_negative">Tell us what functions you are missing, and we will try to help you.</string>
   <string name="feedback_preface_scan_failed">Please tell us what card do you have</string>
@@ -329,10 +331,12 @@
   <string name="markets_add_to_my_portfolio_description">To start buying, exchanging or receiving this asset, add this token to at least 1 network</string>
   <string name="markets_add_to_my_portfolio_unavailable_description">This asset is not available</string>
   <string name="markets_add_to_portfolio_button">Add to portfolio</string>
+  <string name="markets_add_token">Add token</string>
   <string name="markets_available_networks">Available networks</string>
   <string name="markets_common_my_portfolio">My portfolio</string>
   <string name="markets_common_title">Market</string>
   <string name="markets_generate_addresses_notification">To generate addresses for selected networks, you need to attach a Tangem card</string>
+  <string name="markets_quick_actions">Quick actions</string>
   <string name="markets_select_network">Select network</string>
   <string name="markets_select_wallet">Select wallet</string>
   <string name="markets_selector_interval_1m_title">1m</string>
@@ -348,6 +352,7 @@
   <string name="markets_sort_by_top_gainers_title">Top Gainers</string>
   <string name="markets_sort_by_top_losers_title">Top losers</string>
   <string name="markets_sort_by_trending_title">Trending</string>
+  <string name="markets_token_details_about_token_title">About %s</string>
   <plurals name="markets_token_details_based_on_ratings">
     <item quantity="one">Based on %d rating</item>
     <item quantity="other">Based on %d ratings</item>
@@ -486,6 +491,7 @@
   <string name="qr_scanner_camera_denied_title">Camera access denied</string>
   <string name="receive_bottom_sheet_warning_message">%1$s (%2$s) on %3$s network</string>
   <string name="receive_bottom_sheet_warning_message_full">Send only %s to this address. Sending any other currency will result in its irreversible loss.</string>
+  <string name="receive_token_description">Show QR-code or share your address</string>
   <string name="referral_button_participate">Participate</string>
   <string name="referral_error_failed_to_load_info">Failed to load the information about the referral program. Please try again later.</string>
   <string name="referral_error_failed_to_load_info_with_reason">Failed to load the information about the referral program. Error code: %s. Please try again later.</string>
@@ -541,16 +547,18 @@
   <string name="send_alert_transaction_failed_title">The transaction is not completed</string>
   <string name="send_amount_label">Amount</string>
   <string name="send_bitcoin_custom_fee_footer">You can set your transaction fee by adjusting the value in the Satoshi per vByte field.</string>
+  <string name="send_custom_amount_fee_footer">The fee that will be charged for your transaction. You can set your own value.</string>
   <string name="send_custom_evm_max_fee">Max fee</string>
   <string name="send_custom_evm_max_fee_footer">This is the cost you are willing to pay for each unit of gas. The higher the gas price, the faster your transaction will be processed. (Priority fee included)</string>
   <string name="send_custom_evm_priority_fee">Priority fee</string>
   <string name="send_custom_evm_priority_fee_footer">The fee that a user can pay to miners or validators to expedite the inclusion of their transaction in a block.</string>
+  <string name="send_custom_kaspa_per_utxo_footer">The fee required for using each unspent transaction output (UTXO) in the Kaspa network. The more UTXOs you use in a transaction, the higher the fee will be.</string>
+  <string name="send_custom_kaspa_per_utxo_title">KAS per UTXO</string>
   <string name="send_date_format">%1$s, %2$s</string>
   <string name="send_destination_hint_address">Address</string>
   <string name="send_destination_tag_field">Destination Tag</string>
   <string name="send_enter_address_field">Enter address</string>
   <string name="send_error_address_same_as_wallet">Address is the same as wallet address</string>
-  <string name="send_evm_custom_fee_footer">The fee that will be charged for your transaction. You can set your own value.</string>
   <string name="send_extras_error_invalid_destination_tag">Invalid Tag. It won\'t be added to the transaction.</string>
   <string name="send_extras_error_invalid_memo">Invalid Memo. It won\'t be added to the transaction.</string>
   <string name="send_extras_hint_destination_tag">Tag</string>

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/state/fee/FeeConverter.kt

@@ -8,6 +8,7 @@ import com.tangem.domain.tokens.model.CryptoCurrencyStatus
 import com.tangem.features.send.impl.presentation.state.StateRouter
 import com.tangem.features.send.impl.presentation.state.fee.custom.BitcoinCustomFeeConverter
 import com.tangem.features.send.impl.presentation.state.fee.custom.EthereumCustomFeeConverter
+import com.tangem.features.send.impl.presentation.state.fee.custom.KaspaCustomFeeConverter
 import com.tangem.features.send.impl.presentation.viewmodel.SendClickIntents
 import com.tangem.utils.Provider
 import com.tangem.utils.converter.Converter
@@ -37,6 +38,15 @@ internal class FeeConverter(
         )
     }
 
+    private val kaspaCustomFeeConverter by lazy(LazyThreadSafetyMode.NONE) {
+        KaspaCustomFeeConverter(
+            clickIntents = clickIntents,
+            stateRouterProvider = stateRouterProvider,
+            appCurrencyProvider = appCurrencyProvider,
+            feeCryptoCurrencyStatusProvider = feeCryptoCurrencyStatusProvider,
+        )
+    }
+
     override fun convert(value: FeeSelectorState.Content): Fee {
         return when (val fees = value.fees) {
             is TransactionFee.Choosable -> {
@@ -47,7 +57,12 @@ internal class FeeConverter(
                     FeeType.Custom -> convertCustom(value, fees)
                 }
             }
-            is TransactionFee.Single -> fees.normal
+            is TransactionFee.Single ->
+                when (value.selectedFee) {
+                    FeeType.Market -> fees.normal
+                    FeeType.Custom -> convertCustom(value, fees)
+                    else -> fees.normal
+                }
         }
     }
 
@@ -60,6 +75,7 @@ internal class FeeConverter(
             when (normalFee) {
                 is Fee.Ethereum -> ethereumCustomFeeConverter.convertBack(normalFee = normalFee, value = customValues)
                 is Fee.Bitcoin -> bitcoinCustomFeeConverter.convertBack(normalFee = normalFee, value = customValues)
+                is Fee.Kaspa -> kaspaCustomFeeConverter.convertBack(normalFee = normalFee, value = customValues)
                 else -> {
                     val customFee = customValues.firstOrNull()
                     Fee.Common(

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/state/fee/SendFeeCustomFieldConverter.kt

@@ -6,6 +6,7 @@ import com.tangem.domain.tokens.model.CryptoCurrencyStatus
 import com.tangem.features.send.impl.presentation.state.StateRouter
 import com.tangem.features.send.impl.presentation.state.fee.custom.BitcoinCustomFeeConverter
 import com.tangem.features.send.impl.presentation.state.fee.custom.EthereumCustomFeeConverter
+import com.tangem.features.send.impl.presentation.state.fee.custom.KaspaCustomFeeConverter
 import com.tangem.features.send.impl.presentation.state.fields.SendTextField
 import com.tangem.features.send.impl.presentation.viewmodel.SendClickIntents
 import com.tangem.utils.Provider
@@ -38,10 +39,20 @@ internal class SendFeeCustomFieldConverter(
         )
     }
 
+    private val kaspaCustomFeeConverter by lazy(LazyThreadSafetyMode.NONE) {
+        KaspaCustomFeeConverter(
+            clickIntents = clickIntents,
+            stateRouterProvider = stateRouterProvider,
+            appCurrencyProvider = appCurrencyProvider,
+            feeCryptoCurrencyStatusProvider = feeCryptoCurrencyStatusProvider,
+        )
+    }
+
     override fun convert(value: Fee): ImmutableList<SendTextField.CustomFee> {
         return when (value) {
             is Fee.Ethereum -> ethereumCustomFeeConverter.convert(value)
             is Fee.Bitcoin -> bitcoinCustomFeeConverter.convert(value)
+            is Fee.Kaspa -> kaspaCustomFeeConverter.convert(value)
             else -> persistentListOf()
         }
     }
@@ -59,6 +70,12 @@ internal class SendFeeCustomFieldConverter(
                 value = value,
                 txSize = fee.txSize,
             )
+            is Fee.Kaspa -> kaspaCustomFeeConverter.onValueChange(
+                customValues = feeSelectorState.customValues,
+                index = index,
+                value = value,
+                utxoCount = fee.utxoCount,
+            )
             else -> feeSelectorState.customValues
         },
     )

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/state/fee/custom/EthereumCustomFeeConverter.kt

@@ -43,7 +43,7 @@ internal class EthereumCustomFeeConverter(
                     keyboardType = KeyboardType.Number,
                 ),
                 title = resourceReference(R.string.send_max_fee),
-                footer = resourceReference(R.string.send_evm_custom_fee_footer),
+                footer = resourceReference(R.string.send_custom_amount_fee_footer),
                 label = getFiatReference(
                     rate = feeCurrency?.fiatRate,
                     value = feeValue,

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/state/fee/custom/KaspaCustomFeeConverter.kt

@@ -0,0 +1,153 @@
+package com.tangem.features.send.impl.presentation.state.fee.custom
+
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.text.input.KeyboardType
+import com.tangem.blockchain.common.transaction.Fee
+import com.tangem.common.ui.amountScreen.utils.getFiatReference
+import com.tangem.core.ui.extensions.resourceReference
+import com.tangem.core.ui.utils.parseBigDecimal
+import com.tangem.core.ui.utils.parseToBigDecimal
+import com.tangem.domain.appcurrency.model.AppCurrency
+import com.tangem.domain.tokens.model.CryptoCurrencyStatus
+import com.tangem.features.send.impl.R
+import com.tangem.features.send.impl.presentation.state.StateRouter
+import com.tangem.features.send.impl.presentation.state.fee.checkExceedBalance
+import com.tangem.features.send.impl.presentation.state.fields.SendTextField
+import com.tangem.features.send.impl.presentation.viewmodel.SendClickIntents
+import com.tangem.utils.Provider
+import kotlinx.collections.immutable.ImmutableList
+import kotlinx.collections.immutable.persistentListOf
+import kotlinx.collections.immutable.toImmutableList
+import java.math.RoundingMode
+
+internal class KaspaCustomFeeConverter(
+    private val clickIntents: SendClickIntents,
+    private val stateRouterProvider: Provider<StateRouter>,
+    private val appCurrencyProvider: Provider<AppCurrency>,
+    private val feeCryptoCurrencyStatusProvider: Provider<CryptoCurrencyStatus?>,
+) : CustomFeeConverter<Fee.Kaspa> {
+
+    override fun convert(value: Fee.Kaspa): ImmutableList<SendTextField.CustomFee> {
+        val feeValue = value.amount.value
+        val feeCurrency = feeCryptoCurrencyStatusProvider()?.value
+        val network = feeCryptoCurrencyStatusProvider()?.currency?.network?.id?.value
+        return if (network != null) {
+            persistentListOf(
+                SendTextField.CustomFee(
+                    value = feeValue?.parseBigDecimal(value.amount.decimals).orEmpty(),
+                    decimals = value.amount.decimals,
+                    symbol = value.amount.currencySymbol,
+                    onValueChange = { clickIntents.onCustomFeeValueChange(FEE_AMOUNT_INDEX, it) },
+                    keyboardOptions = KeyboardOptions(
+                        imeAction = ImeAction.Next,
+                        keyboardType = KeyboardType.Number,
+                    ),
+                    title = resourceReference(R.string.send_max_fee),
+                    footer = resourceReference(R.string.send_custom_amount_fee_footer),
+                    label = getFiatReference(
+                        rate = feeCurrency?.fiatRate,
+                        value = feeValue,
+                        appCurrency = appCurrencyProvider(),
+                    ),
+                    keyboardActions = KeyboardActions(),
+                ),
+                SendTextField.CustomFee(
+                    value = value.valuePerUtxo.parseBigDecimal(value.amount.decimals),
+                    decimals = value.amount.decimals,
+                    symbol = "",
+                    title = resourceReference(R.string.send_custom_kaspa_per_utxo_title),
+                    footer = resourceReference(R.string.send_custom_kaspa_per_utxo_footer),
+                    onValueChange = { clickIntents.onCustomFeeValueChange(FEE_VALUE_PER_UTXO_INDEX, it) },
+                    keyboardOptions = KeyboardOptions(
+                        imeAction = if (checkExceedBalance(
+                                feeBalance = feeCurrency?.amount,
+                                feeAmount = feeValue,
+                            )
+                        ) {
+                            ImeAction.None
+                        } else {
+                            ImeAction.Done
+                        },
+                        keyboardType = KeyboardType.Number,
+                    ),
+                    keyboardActions = KeyboardActions(
+                        onDone = { clickIntents.onNextClick(stateRouterProvider().isEditState) },
+                    ),
+                ),
+            )
+        } else {
+            persistentListOf()
+        }
+    }
+
+    override fun convertBack(normalFee: Fee.Kaspa, value: ImmutableList<SendTextField.CustomFee>): Fee.Kaspa {
+        val feeAmount = value[FEE_AMOUNT_INDEX].value.parseToBigDecimal(value[FEE_AMOUNT_INDEX].decimals)
+        val valuePerUtxo =
+            value[FEE_VALUE_PER_UTXO_INDEX].value.parseToBigDecimal(value[FEE_VALUE_PER_UTXO_INDEX].decimals)
+        return normalFee.copy(
+            amount = normalFee.amount.copy(value = feeAmount),
+            valuePerUtxo = valuePerUtxo,
+        )
+    }
+
+    fun onValueChange(
+        customValues: ImmutableList<SendTextField.CustomFee>,
+        index: Int,
+        value: String,
+        utxoCount: Int,
+    ): ImmutableList<SendTextField.CustomFee> {
+        val mutableCustomValues = customValues.toMutableList()
+        return mutableCustomValues.apply {
+            when (index) {
+                FEE_AMOUNT_INDEX -> {
+                    val valueDecimal = value.parseToBigDecimal(this[FEE_AMOUNT_INDEX].decimals)
+                    val newValuePerUtxo = valueDecimal.divide(
+                        /* divisor = */ utxoCount.toBigDecimal(),
+                        /* scale = */ this[FEE_VALUE_PER_UTXO_INDEX].decimals,
+                        /* roundingMode = */ RoundingMode.HALF_UP,
+                    )
+                    set(
+                        FEE_VALUE_PER_UTXO_INDEX,
+                        this[FEE_VALUE_PER_UTXO_INDEX].copy(
+                            value = newValuePerUtxo.parseBigDecimal(this[FEE_VALUE_PER_UTXO_INDEX].decimals),
+                        ),
+                    )
+                    set(
+                        index,
+                        this[index].copy(
+                            value = value,
+                            label = getFiatReference(
+                                rate = feeCryptoCurrencyStatusProvider()?.value?.fiatRate,
+                                value = valueDecimal,
+                                appCurrency = appCurrencyProvider(),
+                            ),
+                        ),
+                    )
+                }
+                FEE_VALUE_PER_UTXO_INDEX -> {
+                    val valuePerUtxo = value.parseToBigDecimal(this[FEE_VALUE_PER_UTXO_INDEX].decimals)
+                    val newFeeAmount = valuePerUtxo.multiply(utxoCount.toBigDecimal())
+                    set(
+                        FEE_AMOUNT_INDEX,
+                        this[FEE_AMOUNT_INDEX].copy(
+                            value = newFeeAmount.parseBigDecimal(this[FEE_AMOUNT_INDEX].decimals),
+                            label = getFiatReference(
+                                rate = feeCryptoCurrencyStatusProvider()?.value?.fiatRate,
+                                value = newFeeAmount,
+                                appCurrency = appCurrencyProvider(),
+                            ),
+                        ),
+                    )
+                    set(index, this[index].copy(value = value))
+                }
+            }
+        }.toImmutableList()
+    }
+
+    private companion object {
+        private const val FEE_AMOUNT_INDEX = 0
+        private const val FEE_VALUE_PER_UTXO_INDEX = 1
+    }
+}

features/send/impl/src/main/java/com/tangem/features/send/impl/presentation/ui/fee/SendSpeedSelectorItem.kt

@@ -36,9 +36,8 @@ internal fun SendSpeedSelectorItem(
     val content = feeSelectorState as? FeeSelectorState.Content
     val amount = content?.getAmount(feeType)
     val (showDivider, isVisible) = content.getDividerAndVisibility(feeType)
-    val hasCustomValues = !content?.customValues.isNullOrEmpty()
     AnimatedVisibility(
-        visible = isVisible || hasCustomValues,
+        visible = isVisible,
         label = "Fee Selector Visibility Animation",
         enter = expandVertically().plus(fadeIn()),
         exit = shrinkVertically().plus(fadeOut()),
@@ -135,7 +134,7 @@ private fun FeeSelectorState.Content?.getDividerAndVisibility(feeType: FeeType):
     val isNotSingle = this?.fees !is TransactionFee.Single
     return when (feeType) {
         FeeType.Slow -> true to isNotSingle
-        FeeType.Market -> isNotSingle to true
+        FeeType.Market -> (isNotSingle || hasCustomValues) to true
         FeeType.Fast -> hasCustomValues to isNotSingle
         FeeType.Custom -> false to hasCustomValues
     }

gradle/dependencies.toml

@@ -88,7 +88,7 @@ markdown = "0.7.2"
 # endregion Other libraries
 
 # region Tangem
-tangemBlockchainSdk = "develop-699"
+tangemBlockchainSdk = "develop-700"
 #tangemBlockchainSdk = "0.0.1" # Keep it! - used for local builds
 tangemCardSdk = "develop-370"
 #tangemCardSdk = "0.0.1" # Keep it! - used for local builds ^