diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 2031bb209..c03aa2f1d 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -3,6 +3,7 @@
     xmlns:tools="http://schemas.android.com/tools">
     <queries>
         <package android:name="org.torproject.android"/>
+        <package android:name="com.greenart7c3.nostrsigner"/>
     </queries>
 
     <!-- Doesn't require a camera -->
diff --git a/app/src/main/java/com/vitorpamplona/amethyst/ui/actions/SignerDialog.kt b/app/src/main/java/com/vitorpamplona/amethyst/ui/actions/SignerDialog.kt
new file mode 100644
index 000000000..c3ac8f679
--- /dev/null
+++ b/app/src/main/java/com/vitorpamplona/amethyst/ui/actions/SignerDialog.kt
@@ -0,0 +1,160 @@
+package com.vitorpamplona.amethyst.ui.actions
+
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material.Button
+import androidx.compose.material.Icon
+import androidx.compose.material.IconButton
+import androidx.compose.material.OutlinedTextField
+import androidx.compose.material.Surface
+import androidx.compose.material.Text
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.ContentPaste
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalLifecycleOwner
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.window.Dialog
+import androidx.compose.ui.window.DialogProperties
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleEventObserver
+import com.vitorpamplona.amethyst.R
+import com.vitorpamplona.amethyst.model.TimeUtils
+import com.vitorpamplona.amethyst.service.model.Event
+import com.vitorpamplona.amethyst.service.model.TextNoteEvent
+import com.vitorpamplona.amethyst.ui.theme.ButtonBorder
+import com.vitorpamplona.amethyst.ui.theme.DoubleVertSpacer
+
+fun OpenAmber(event: Event, context: Context) {
+    val json = event.toJson()
+    val intent = Intent(Intent.ACTION_VIEW, Uri.parse("nostrsigner:$json;name=Amethyst"))
+    intent.`package` = "com.greenart7c3.nostrsigner"
+    context.startActivity(intent)
+}
+
+@Composable
+fun SignerDialog(
+    onClose: () -> Unit,
+    onPost: () -> Unit,
+    event: Event
+) {
+    var signature by remember { mutableStateOf("") }
+    val lifeCycleOwner = LocalLifecycleOwner.current
+    val context = LocalContext.current
+
+    DisposableEffect(Unit) {
+        val observer = LifecycleEventObserver { _, event ->
+            if (event == Lifecycle.Event.ON_RESUME) {
+                println("SignerDialog Start")
+            }
+            if (event == Lifecycle.Event.ON_PAUSE) {
+                println("SignerDialog Stop")
+            }
+        }
+
+        OpenAmber(event, context)
+
+        lifeCycleOwner.lifecycle.addObserver(observer)
+        onDispose {
+            lifeCycleOwner.lifecycle.removeObserver(observer)
+        }
+    }
+
+    Dialog(
+        onDismissRequest = { onClose() },
+        properties = DialogProperties(
+            usePlatformDefaultWidth = false,
+            dismissOnClickOutside = false,
+            decorFitsSystemWindows = false
+        )
+    ) {
+        Surface(
+            modifier = Modifier
+                .fillMaxWidth()
+                .fillMaxHeight()
+        ) {
+            Column(
+                Modifier
+                    .fillMaxWidth()
+                    .fillMaxHeight()
+                    .padding(start = 10.dp, end = 10.dp, top = 10.dp),
+                horizontalAlignment = Alignment.CenterHorizontally
+            ) {
+                Row(
+                    modifier = Modifier.fillMaxWidth(),
+                    horizontalArrangement = Arrangement.SpaceBetween,
+                    verticalAlignment = Alignment.CenterVertically
+                ) {
+                    CloseButton(
+                        onCancel = {
+                            onClose()
+                        }
+                    )
+
+                    PostButton(
+                        onPost = {
+                            onPost()
+                        },
+                        isActive = true
+                    )
+                }
+
+                Spacer(modifier = DoubleVertSpacer)
+
+                OutlinedTextField(
+                    modifier = Modifier.fillMaxWidth(),
+                    value = signature,
+                    onValueChange = {
+                        signature = it
+                    },
+                    placeholder = { Text("Signature (hex)") },
+                    trailingIcon = {
+                        Row {
+                            IconButton(
+                                onClick = { }
+                            ) {
+                                Icon(
+                                    imageVector = Icons.Outlined.ContentPaste,
+                                    contentDescription = stringResource(R.string.paste_from_clipboard)
+                                )
+                            }
+                        }
+                    }
+                )
+                Button(
+                    shape = ButtonBorder,
+                    onClick = { OpenAmber(event, context) }
+                ) {
+                    Text("Open Amber")
+                }
+            }
+        }
+    }
+}
+
+@Preview
+@Composable
+fun Test() {
+    SignerDialog(
+        onClose = { },
+        onPost = { },
+        event = TextNoteEvent("", "", TimeUtils.now(), emptyList(), "test", "")
+    )
+}
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 517dbe3e3..908fce70b 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -536,4 +536,5 @@
     <string name="messages_group_descriptor">Members of this group</string>
     <string name="messages_new_subject_message">Explanation to members</string>
     <string name="messages_new_subject_message_placeholder">Changing the name for the new goals.</string>
+    <string name="paste_from_clipboard">Paste from clipboard</string>
 </resources>