diff --git a/services/tunnelbroker/src/constants.rs b/services/tunnelbroker/src/constants.rs
--- a/services/tunnelbroker/src/constants.rs
+++ b/services/tunnelbroker/src/constants.rs
@@ -52,6 +52,7 @@
     pub const DEVICE_ID: &str = "deviceID";
     pub const DEVICE_TOKEN: &str = "deviceToken";
     pub const TOKEN_INVALID: &str = "tokenInvalid";
+    pub const PLATFORM: &str = "platform";
 
     pub const DEVICE_TOKEN_INDEX_NAME: &str = "deviceToken-index";
   }
diff --git a/services/tunnelbroker/src/database/mod.rs b/services/tunnelbroker/src/database/mod.rs
--- a/services/tunnelbroker/src/database/mod.rs
+++ b/services/tunnelbroker/src/database/mod.rs
@@ -6,7 +6,9 @@
 use comm_lib::aws::ddb::operation::query::QueryError;
 use comm_lib::aws::ddb::types::AttributeValue;
 use comm_lib::aws::{AwsConfig, DynamoDBClient};
-use comm_lib::database::{AttributeExtractor, AttributeMap, Error};
+use comm_lib::database::{
+  AttributeExtractor, AttributeMap, DBItemAttributeError, DBItemError, Error,
+};
 use std::collections::HashMap;
 use std::sync::Arc;
 use tracing::{debug, error, warn};
@@ -18,6 +20,7 @@
 
 use crate::database::message_id::MessageID;
 pub use message::*;
+use tunnelbroker_messages::Platform;
 
 #[derive(Clone)]
 pub struct DatabaseClient {
@@ -39,6 +42,7 @@
 pub struct DeviceTokenEntry {
   pub device_token: String,
   pub token_invalid: bool,
+  pub platform: Option<Platform>,
 }
 
 impl DatabaseClient {
@@ -182,9 +186,24 @@
     let token_invalid: Option<bool> =
       item.take_attr(device_tokens::TOKEN_INVALID)?;
 
+    let platform = if let Some(platform_str) =
+      item.take_attr::<Option<String>>(device_tokens::PLATFORM)?
+    {
+      Some(Platform::try_from(platform_str.clone()).map_err(|_| {
+        DBItemError::new(
+          device_tokens::TOKEN_INVALID.to_string(),
+          platform_str.clone().into(),
+          DBItemAttributeError::InvalidValue,
+        )
+      })?)
+    } else {
+      None
+    };
+
     Ok(Some(DeviceTokenEntry {
       device_token,
       token_invalid: token_invalid.unwrap_or(false),
+      platform,
     }))
   }
 
@@ -192,6 +211,7 @@
     &self,
     device_id: &str,
     device_token: &str,
+    platform: Option<Platform>,
   ) -> Result<(), Error> {
     debug!("Setting device token for device: {}", &device_id);
 
@@ -236,7 +256,7 @@
       }
     }
 
-    self
+    let mut put_item_input = self
       .client
       .put_item()
       .table_name(device_tokens::TABLE_NAME)
@@ -247,13 +267,19 @@
       .item(
         device_tokens::DEVICE_TOKEN,
         AttributeValue::S(device_token.to_string()),
-      )
-      .send()
-      .await
-      .map_err(|e| {
-        error!("DynamoDB client failed to set device token {:?}", e);
-        Error::AwsSdk(e.into())
-      })?;
+      );
+
+    if let Some(platform_atr) = platform {
+      put_item_input = put_item_input.item(
+        device_tokens::PLATFORM,
+        AttributeValue::S(platform_atr.to_string()),
+      );
+    }
+
+    put_item_input.send().await.map_err(|e| {
+      error!("DynamoDB client failed to set device token {:?}", e);
+      Error::AwsSdk(e.into())
+    })?;
 
     Ok(())
   }
diff --git a/services/tunnelbroker/src/websockets/session.rs b/services/tunnelbroker/src/websockets/session.rs
--- a/services/tunnelbroker/src/websockets/session.rs
+++ b/services/tunnelbroker/src/websockets/session.rs
@@ -286,7 +286,11 @@
       MessageToTunnelbroker::SetDeviceToken(token) => {
         self
           .db_client
-          .set_device_token(&self.device_info.device_id, &token.device_token)
+          .set_device_token(
+            &self.device_info.device_id,
+            &token.device_token,
+            None,
+          )
           .await?;
       }
     }