diff --git a/native/account/registration/keyserver-selection.react.js b/native/account/registration/keyserver-selection.react.js
--- a/native/account/registration/keyserver-selection.react.js
+++ b/native/account/registration/keyserver-selection.react.js
@@ -3,6 +3,7 @@
 import * as React from 'react';
 import { Text, TextInput } from 'react-native';
 
+import RegistrationButton from './registration-button.react.js';
 import RegistrationContainer from './registration-container.react.js';
 import type { RegistrationNavigationProp } from './registration-navigator.react.js';
 import {
@@ -40,6 +41,8 @@
     setCurrentSelection('custom');
   }, []);
 
+  const onSubmit = React.useCallback(() => {}, []);
+
   const styles = useStyles(unboundStyles);
   const colors = useColors();
   return (
@@ -88,6 +91,7 @@
           ref={customKeyserverTextInputRef}
         />
       </RegistrationTile>
+      <RegistrationButton onPress={onSubmit} label="Next" />
     </RegistrationContainer>
   );
 }
diff --git a/native/account/registration/registration-button.react.js b/native/account/registration/registration-button.react.js
new file mode 100644
--- /dev/null
+++ b/native/account/registration/registration-button.react.js
@@ -0,0 +1,36 @@
+// @flow
+
+import * as React from 'react';
+import { Text } from 'react-native';
+
+import Button from '../../components/button.react.js';
+import { useStyles } from '../../themes/colors.js';
+
+type Props = {
+  +onPress: () => mixed,
+  +label: string,
+};
+function RegistrationButton(props: Props): React.Node {
+  const { onPress, label } = props;
+  const styles = useStyles(unboundStyles);
+  return (
+    <Button onPress={onPress} iosActiveOpacity={0.6} style={styles.button}>
+      <Text style={styles.buttonText}>{label}</Text>
+    </Button>
+  );
+}
+
+const unboundStyles = {
+  button: {
+    backgroundColor: 'purpleButton',
+    borderRadius: 8,
+  },
+  buttonText: {
+    fontSize: 18,
+    color: 'panelForegroundLabel',
+    textAlign: 'center',
+    padding: 12,
+  },
+};
+
+export default RegistrationButton;
diff --git a/native/components/button.react.js b/native/components/button.react.js
--- a/native/components/button.react.js
+++ b/native/components/button.react.js
@@ -22,7 +22,7 @@
 };
 type Props = {
   ...DefaultProps,
-  +onPress: () => *,
+  +onPress: () => mixed,
   +disabled?: boolean,
   +style?: ViewStyle,
   // style and topStyle just get merged in most cases. The separation only