diff --git a/app/src/main/java/chat/revolt/api/schemas/Settings.kt b/app/src/main/java/chat/revolt/api/schemas/Settings.kt
index f3c18595..beabd9e8 100644
--- a/app/src/main/java/chat/revolt/api/schemas/Settings.kt
+++ b/app/src/main/java/chat/revolt/api/schemas/Settings.kt
@@ -25,4 +25,9 @@ data class AndroidSpecificSettings(
      * Can be one of `{ None, SwipeFromEnd, DoubleTap }`
      */
     var messageReplyStyle: String? = null,
+    /**
+     * Avatar radius.
+     * Must be integer in range 0..50 inclusive.
+     */
+    var avatarRadius: Int? = null
 )
diff --git a/app/src/main/java/chat/revolt/api/settings/GlobalState.kt b/app/src/main/java/chat/revolt/api/settings/GlobalState.kt
index 044108c1..6a4ce030 100644
--- a/app/src/main/java/chat/revolt/api/settings/GlobalState.kt
+++ b/app/src/main/java/chat/revolt/api/settings/GlobalState.kt
@@ -1,6 +1,7 @@
 package chat.revolt.api.settings
 
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
 import chat.revolt.ui.theme.Theme
@@ -15,16 +16,19 @@ enum class MessageReplyStyle {
 object GlobalState {
     var theme by mutableStateOf(getDefaultTheme())
     var messageReplyStyle by mutableStateOf(MessageReplyStyle.SwipeFromEnd)
+    var avatarRadius by mutableIntStateOf(50)
 
     fun hydrateWithSettings(settings: SyncedSettings) {
         this.theme = settings.android.theme?.let { Theme.valueOf(it) } ?: getDefaultTheme()
         this.messageReplyStyle =
             settings.android.messageReplyStyle?.let { MessageReplyStyle.valueOf(it) }
                 ?: MessageReplyStyle.SwipeFromEnd
+        this.avatarRadius = settings.android.avatarRadius ?: 50
     }
 
     fun reset() {
         theme = getDefaultTheme()
         messageReplyStyle = MessageReplyStyle.SwipeFromEnd
+        avatarRadius = 50
     }
 }
diff --git a/app/src/main/java/chat/revolt/components/generic/UserAvatar.kt b/app/src/main/java/chat/revolt/components/generic/UserAvatar.kt
index a1bad473..99d55d5b 100644
--- a/app/src/main/java/chat/revolt/components/generic/UserAvatar.kt
+++ b/app/src/main/java/chat/revolt/components/generic/UserAvatar.kt
@@ -8,6 +8,7 @@ import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
@@ -24,6 +25,7 @@ import chat.revolt.R
 import chat.revolt.api.REVOLT_BASE
 import chat.revolt.api.REVOLT_FILES
 import chat.revolt.api.schemas.AutumnResource
+import chat.revolt.api.settings.GlobalState
 
 enum class Presence {
     Online,
@@ -101,7 +103,7 @@ fun UserAvatar(
                 contentScale = ContentScale.Crop,
                 description = stringResource(id = R.string.avatar_alt, username),
                 modifier = Modifier
-                    .clip(CircleShape)
+                    .clip(RoundedCornerShape(GlobalState.avatarRadius))
                     .size(size)
                     .then(
                         if (onLongClick != null || onClick != null) {
@@ -120,7 +122,7 @@ fun UserAvatar(
                 url = "$REVOLT_BASE/users/$userId/default_avatar",
                 description = stringResource(id = R.string.avatar_alt, username),
                 modifier = Modifier
-                    .clip(CircleShape)
+                    .clip(RoundedCornerShape(GlobalState.avatarRadius))
                     .size(size)
                     .then(
                         if (onLongClick != null || onClick != null) {
diff --git a/app/src/main/java/chat/revolt/components/screens/settings/appearance/CornerRadiusPicker.kt b/app/src/main/java/chat/revolt/components/screens/settings/appearance/CornerRadiusPicker.kt
new file mode 100644
index 00000000..be84e224
--- /dev/null
+++ b/app/src/main/java/chat/revolt/components/screens/settings/appearance/CornerRadiusPicker.kt
@@ -0,0 +1,191 @@
+package chat.revolt.components.screens.settings.appearance
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.RowScope
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.Button
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Slider
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.runtime.Composable
+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.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.painter.Painter
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import chat.revolt.R
+
+enum class CornerRadiusPreset(val percentage: Int) {
+    SHARP(0),
+    ROUNDED(15),
+    CIRCULAR(50),
+}
+
+@Composable
+fun CornerRadiusPicker(percentage: Int, onUpdate: (Int) -> Unit, modifier: Modifier = Modifier) {
+    var showOtherModal by remember { mutableStateOf(false) }
+
+    if (showOtherModal) {
+        var sliderPosition by remember { mutableStateOf(percentage.toFloat()) }
+        AlertDialog(
+            onDismissRequest = { showOtherModal = false },
+            title = {
+                Text(
+                    text = stringResource(R.string.corner_radius_picker_choose_radius),
+                )
+            },
+            text = {
+                Column {
+                    Spacer(modifier = Modifier.size(16.dp))
+
+                    Column(
+                        verticalArrangement = Arrangement.spacedBy(16.dp),
+                        horizontalAlignment = Alignment.CenterHorizontally,
+                    ) {
+                        Box(
+                            modifier = Modifier
+                                .clip(RoundedCornerShape(sliderPosition.toInt()))
+                                .background(MaterialTheme.colorScheme.primary)
+                                .size(64.dp),
+                        )
+
+                        Text(
+                            sliderPosition.toInt().toString(),
+                            style = MaterialTheme.typography.labelLarge.copy(
+                                fontFeatureSettings = "tnum"
+                            ),
+                        )
+
+                        Slider(
+                            value = sliderPosition,
+                            onValueChange = { sliderPosition = it },
+                            valueRange = 0f..50f,
+                            steps = 51
+                        )
+                    }
+                }
+            },
+            confirmButton = {
+                Button(
+                    onClick = {
+                        showOtherModal = false
+                        onUpdate(sliderPosition.toInt())
+                    }
+                ) {
+                    Text(stringResource(R.string.corner_radius_picker_choose_radius_yes))
+                }
+            },
+            dismissButton = {
+                TextButton(
+                    onClick = {
+                        showOtherModal = false
+                    }
+                ) {
+                    Text(stringResource(R.string.corner_radius_picker_choose_radius_cancel))
+                }
+            }
+        )
+    }
+
+    Row(
+        horizontalArrangement = Arrangement.spacedBy(8.dp),
+        modifier = modifier.clip(MaterialTheme.shapes.medium)
+    ) {
+        CornerRadiusPickerElement(
+            selected = percentage == CornerRadiusPreset.SHARP.percentage,
+            onSelect = {
+                onUpdate(CornerRadiusPreset.SHARP.percentage)
+            },
+            icon = painterResource(R.drawable.ux_corner_sharp),
+            label = stringResource(R.string.corner_radius_picker_sharp),
+        )
+        CornerRadiusPickerElement(
+            selected = percentage == CornerRadiusPreset.ROUNDED.percentage,
+            onSelect = {
+                onUpdate(CornerRadiusPreset.ROUNDED.percentage)
+            },
+            icon = painterResource(R.drawable.ux_corner_rounded),
+            label = stringResource(R.string.corner_radius_picker_rounded),
+        )
+        CornerRadiusPickerElement(
+            selected = percentage == CornerRadiusPreset.CIRCULAR.percentage,
+            onSelect = {
+                onUpdate(CornerRadiusPreset.CIRCULAR.percentage)
+            },
+            icon = painterResource(R.drawable.ux_corner_circular),
+            label = stringResource(R.string.corner_radius_picker_circular),
+        )
+        CornerRadiusPickerElement(
+            selected = percentage !in CornerRadiusPreset.entries.map { it.percentage },
+            onSelect = {
+                showOtherModal = true
+            },
+            icon = painterResource(R.drawable.ux_corner_other),
+            label = if (percentage !in CornerRadiusPreset.entries.map { it.percentage }) {
+                percentage.toString()
+            } else stringResource(R.string.corner_radius_picker_other),
+            highlightLabel = percentage !in CornerRadiusPreset.entries.map { it.percentage },
+        )
+    }
+}
+
+@Composable
+fun RowScope.CornerRadiusPickerElement(
+    selected: Boolean,
+    onSelect: () -> Unit,
+    icon: Painter,
+    label: String,
+    modifier: Modifier = Modifier,
+    highlightLabel: Boolean = false,
+) {
+    Column(
+        verticalArrangement = Arrangement.spacedBy(8.dp),
+        horizontalAlignment = Alignment.CenterHorizontally,
+        modifier = modifier
+            .clip(MaterialTheme.shapes.medium)
+            .clickable { onSelect() }
+            .weight(1f)
+            .background(
+                if (selected)
+                    MaterialTheme.colorScheme.onSurface.copy(alpha = 0.1f)
+                else
+                    Color.Transparent
+            )
+            .padding(vertical = 8.dp)
+    ) {
+        Icon(
+            painter = icon,
+            contentDescription = null,
+            tint = if (selected)
+                MaterialTheme.colorScheme.primary
+            else
+                MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f),
+        )
+        Text(
+            text = label,
+            style = MaterialTheme.typography.labelMedium,
+            color = if (highlightLabel)
+                MaterialTheme.colorScheme.primary
+            else
+                MaterialTheme.colorScheme.onSurface,
+        )
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/chat/revolt/screens/settings/AppearanceSettingsScreen.kt b/app/src/main/java/chat/revolt/screens/settings/AppearanceSettingsScreen.kt
index aa7fa68c..2b1a7696 100644
--- a/app/src/main/java/chat/revolt/screens/settings/AppearanceSettingsScreen.kt
+++ b/app/src/main/java/chat/revolt/screens/settings/AppearanceSettingsScreen.kt
@@ -75,6 +75,7 @@ import chat.revolt.api.settings.GlobalState
 import chat.revolt.api.settings.SyncedSettings
 import chat.revolt.components.generic.ListHeader
 import chat.revolt.components.screens.settings.appearance.ColourChip
+import chat.revolt.components.screens.settings.appearance.CornerRadiusPicker
 import chat.revolt.ui.theme.ClearRippleTheme
 import chat.revolt.ui.theme.OverridableColourScheme
 import chat.revolt.ui.theme.Theme
@@ -111,6 +112,13 @@ class AppearanceSettingsScreenViewModel @Inject constructor(
         }
     }
 
+    fun saveNewAvatarRadius(radius: Int) {
+        GlobalState.avatarRadius = radius
+        viewModelScope.launch {
+            SyncedSettings.updateAndroid(SyncedSettings.android.copy(avatarRadius = radius))
+        }
+    }
+
     fun updateColourOverrides(fieldName: String, value: Int?) {
         viewModelScope.launch {
             val overrides = SyncedSettings.android.copy().colourOverrides
@@ -389,6 +397,25 @@ fun AppearanceSettingsScreen(
                     }
                 }
 
+                ListHeader {
+                    Text(stringResource(R.string.settings_appearance_avatar_shape))
+                }
+
+                Text(
+                    stringResource(R.string.settings_appearance_avatar_shape_description),
+                    modifier = Modifier
+                        .padding(vertical = 8.dp, horizontal = 16.dp),
+                )
+
+                Box(Modifier.padding(horizontal = 16.dp)) {
+                    CornerRadiusPicker(
+                        percentage = GlobalState.avatarRadius,
+                        onUpdate = {
+                            viewModel.saveNewAvatarRadius(it)
+                        }
+                    )
+                }
+
                 Spacer(modifier = Modifier.height(20.dp))
 
                 Row(
diff --git a/app/src/main/res/drawable/ux_corner_circular.xml b/app/src/main/res/drawable/ux_corner_circular.xml
new file mode 100644
index 00000000..63e7e334
--- /dev/null
+++ b/app/src/main/res/drawable/ux_corner_circular.xml
@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp"
+    android:height="48dp"
+    android:viewportWidth="1000"
+    android:viewportHeight="1000">
+  <path
+      android:pathData="M763,1000C763,998.3 763,996.7 763,995V772C763,724.6 756.7,678.6 744.9,634.9C854.4,592.2 932,485.6 932,361C932,198.6 800.4,67 638,67C510.5,67 402,148.1 361.2,261.5C321.7,252 280.4,247 238,247H0V297H238C276,297 313,301.5 348.4,309.9C345.5,326.5 344,343.6 344,361C344,523.4 475.6,655 638,655C658.2,655 677.9,653 696.9,649.1C707.4,688.3 713,729.5 713,772V995C713,996.7 713,998.3 713,1000H763ZM403,361C403,358.4 403,355.8 403.1,353.3C515,397.4 605,485.2 652.1,595.6C647.4,595.9 642.7,596 638,596C508.2,596 403,490.8 403,361ZM426.6,258.2C464.7,179.9 545.1,126 638,126C767.8,126 873,231.2 873,361C873,450.6 822.8,528.6 749,568.2C691.3,423.7 574.2,309.5 427.9,255.7C427.5,256.5 427,257.4 426.6,258.2Z"
+      android:fillColor="#ffffff"
+      android:fillType="evenOdd"/>
+</vector>
diff --git a/app/src/main/res/drawable/ux_corner_other.xml b/app/src/main/res/drawable/ux_corner_other.xml
new file mode 100644
index 00000000..ecfd031f
--- /dev/null
+++ b/app/src/main/res/drawable/ux_corner_other.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp"
+    android:height="48dp"
+    android:viewportWidth="1000"
+    android:viewportHeight="1000">
+  <path
+      android:pathData="M740.4,121L697,215.6L602.7,258.6L697,302L740.4,396.3L783.4,302L878,258.6L783.4,215.6M396.3,224.2L310.3,413.5L121,499.5L310.3,585.5L396.3,774.8L482.3,585.5L671.5,499.5L482.3,413.5M740.4,602.7L697,697L602.7,740.4L697,783.4L740.4,878L783.4,783.4L878,740.4L783.4,697"
+      android:fillColor="#ffffff"/>
+</vector>
diff --git a/app/src/main/res/drawable/ux_corner_rounded.xml b/app/src/main/res/drawable/ux_corner_rounded.xml
new file mode 100644
index 00000000..c6bfc303
--- /dev/null
+++ b/app/src/main/res/drawable/ux_corner_rounded.xml
@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp"
+    android:height="48dp"
+    android:viewportWidth="1000"
+    android:viewportHeight="1000">
+  <path
+      android:pathData="M638,655C475.6,655 344,523.4 344,361C344,339 346.4,317.6 351,297H0V247H366.9C411.4,141.2 516.1,67 638,67C800.4,67 932,198.6 932,361C932,478.7 862.9,580.2 763,627.2V1000H713V645.3C689.1,651.6 663.9,655 638,655ZM403,361C403,338.8 406.1,317.3 411.8,297H411.8C409.5,305.2 407.6,313.5 406.2,322H581C640.1,322 688,369.9 688,429V590.7C671.9,594.2 655.2,596 638,596C508.2,596 403,490.8 403,361ZM432.5,247C437.3,238.3 442.6,230 448.5,222H581C695.3,222 788,314.7 788,429V541.9C839.9,498.8 873,433.8 873,361C873,231.2 767.8,126 638,126C549.6,126 472.6,174.8 432.5,247H432.5Z"
+      android:fillColor="#ffffff"
+      android:fillType="evenOdd"/>
+</vector>
diff --git a/app/src/main/res/drawable/ux_corner_sharp.xml b/app/src/main/res/drawable/ux_corner_sharp.xml
new file mode 100644
index 00000000..cc0c7892
--- /dev/null
+++ b/app/src/main/res/drawable/ux_corner_sharp.xml
@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp"
+    android:height="48dp"
+    android:viewportWidth="1000"
+    android:viewportHeight="1000">
+  <path
+      android:pathData="M932,361C932,478.7 862.9,580.2 763,627.2V1000H713V645.3C689.1,651.6 663.9,655 638,655C475.6,655 344,523.4 344,361C344,339 346.4,317.6 351,297H0V247H366.9C411.4,141.2 516.1,67 638,67C800.4,67 932,198.6 932,361ZM406.2,322C407.6,313.5 409.5,305.2 411.8,297H411.8C406.1,317.3 403,338.8 403,361C403,490.8 508.2,596 638,596C655.2,596 671.9,594.2 688,590.7V322H406.2ZM448.5,222C442.6,230 437.3,238.3 432.5,247H432.5C472.6,174.8 549.6,126 638,126C767.8,126 873,231.2 873,361C873,433.8 839.9,498.8 788,541.9V222H448.5Z"
+      android:fillColor="#ffffff"
+      android:fillType="evenOdd"/>
+</vector>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 55e6e34c..127beb37 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -466,6 +466,14 @@
     <string name="inline_media_picker_no_media_placeholder">Pick media…</string>
     <string name="inline_media_picker_remove">Remove</string>
 
+    <string name="corner_radius_picker_sharp">Sharp</string>
+    <string name="corner_radius_picker_rounded">Rounded</string>
+    <string name="corner_radius_picker_circular">Circular</string>
+    <string name="corner_radius_picker_other">Other</string>
+    <string name="corner_radius_picker_choose_radius">Choose radius</string>
+    <string name="corner_radius_picker_choose_radius_yes">Use</string>
+    <string name="corner_radius_picker_choose_radius_cancel">Cancel</string>
+
     <string name="emoji_picker_close_skin_tone_menu">Close skin tone menu</string>
     <string name="emoji_picker_skin_tone_none">No skin tone</string>
     <string name="emoji_picker_skin_tone_fitzpatrick_1_2">Light skin tone</string>
@@ -516,6 +524,9 @@
     <string name="settings_appearance_theme_m3dynamic_unsupported">Material You (unsupported)</string>
     <string name="settings_appearance_theme_m3dynamic_unsupported_toast">Material You is not supported on this device.</string>
 
+    <string name="settings_appearance_avatar_shape">Profile Picture Shape</string>
+    <string name="settings_appearance_avatar_shape_description">Choose the rounding grade for profile pictures, including in chat and profiles. This applies to all users.</string>
+
     <string name="settings_appearance_colour_overrides">Colour overrides</string>
     <string name="settings_appearance_colour_overrides_primary">Primary</string>
     <string name="settings_appearance_colour_overrides_on_primary">On Primary</string>
@@ -597,5 +608,5 @@
     <string name="share_target_invalid_intent">This is not a valid share intent.</string>
     <string name="share_target_attachment_too_large">This attachment is too large for Revolt (max. $1$s).</string>
     <string name="share_target_search_channels">Search channels</string>
-    <string name="share_target_select_channel">Please select a channel to share to.</string>
+    <string name="share_target_select_channel">m select a channel to share to.</string>
 </resources>