diff --git a/src/api/index.ts b/src/api/index.ts
index 813d28d..8b33495 100644
--- a/src/api/index.ts
+++ b/src/api/index.ts
@@ -1,5 +1,7 @@
 import {
   Application,
+  ConferenceParticipantAction,
+  ConferenceParticipantActions,
   FetchError,
   FetchTransport,
   Queue,
@@ -8,6 +10,7 @@ import {
 } from "./types";
 import { MSG_SOMETHING_WRONG } from "./constants";
 import { getAdvancedSettings } from "src/storage";
+import { EmptyData } from "src/common/types";
 
 const fetchTransport = <Type>(
   url: string,
@@ -152,3 +155,21 @@ export const getSelfRegisteredUser = (username: string) => {
     `${advancedSettings.apiServer}/Accounts/${advancedSettings.accountSid}/RegisteredSipUsers/${username}`
   );
 };
+
+export const getConferences = () => {
+  const advancedSettings = getAdvancedSettings();
+  return getFetch<string[]>(
+    `${advancedSettings.apiServer}/Accounts/${advancedSettings.accountSid}/Conferences`
+  );
+};
+
+export const updateConferenceParticipantAction = (
+  callSid: string,
+  payload: ConferenceParticipantAction
+) => {
+  const advancedSettings = getAdvancedSettings();
+  return putFetch<EmptyData, ConferenceParticipantAction>(
+    `${advancedSettings.apiServer}/Accounts/${advancedSettings.accountSid}/Calls/${callSid}`,
+    payload
+  );
+};
diff --git a/src/api/types.ts b/src/api/types.ts
index a7fc7b1..8827ced 100644
--- a/src/api/types.ts
+++ b/src/api/types.ts
@@ -45,3 +45,20 @@ export interface RegisteredUser {
   allow_direct_user_calling: boolean;
   registered_status: string;
 }
+
+export type ConferenceParticipantActions =
+  | "tag"
+  | "untag"
+  | "coach"
+  | "mute"
+  | "unmute"
+  | "hold"
+  | "unhold";
+
+export interface ConferenceParticipantAction {
+  action: ConferenceParticipantActions;
+  tag: string;
+}
+export interface UpdateCall {
+  conferenceParticipantAction: ConferenceParticipantAction;
+}
diff --git a/src/lib/SipSession.ts b/src/lib/SipSession.ts
index 2210487..b88930d 100644
--- a/src/lib/SipSession.ts
+++ b/src/lib/SipSession.ts
@@ -62,12 +62,18 @@ export default class SipSession extends events.EventEmitter {
       }
     });
 
-    this.#rtcSession.on("accepted", () => {
-      this.emit(SipConstants.SESSION_ANSWERED, {
-        status: SipConstants.SESSION_ANSWERED,
-      });
-      this.#audio.playAnswer(undefined);
-    });
+    this.#rtcSession.on(
+      "accepted",
+      ({ response }: { response: IncomingResponse }) => {
+        this.emit(SipConstants.SESSION_ANSWERED, {
+          status: SipConstants.SESSION_ANSWERED,
+          callSid: response.hasHeader("X-Call-Sid")
+            ? response.getHeader("X-Call-Sid")
+            : null,
+        });
+        this.#audio.playAnswer(undefined);
+      }
+    );
 
     this.#rtcSession.on("failed", (data: EndEvent): void => {
       let { originator, cause, message } = data;
@@ -195,16 +201,19 @@ export default class SipSession extends events.EventEmitter {
         direction: this.#rtcSession.direction,
       });
     });
-    // pc.addEventListener('track', (event: RTCPeerConnectionEventMap["track"]): void => {
-    //     const stream: MediaStream = new MediaStream([event.track])
-    //     if (this.#rtcSession.direction === 'outgoing') {
-    //         this.#audio.pauseRinging();
-    //     }
-    //     this.#audio.playRemote(stream, "track");
-    //     this.emit(SipConstants.SESSION_TRACK, {
-    //         direction: this.#rtcSession.direction
-    //     });
-    // });
+    pc.addEventListener(
+      "track",
+      (event: RTCPeerConnectionEventMap["track"]): void => {
+        const stream: MediaStream = new MediaStream([event.track]);
+        if (this.#rtcSession.direction === "outgoing") {
+          this.#audio.pauseRinging();
+        }
+        this.#audio.playRemote(stream);
+        this.emit(SipConstants.SESSION_TRACK, {
+          direction: this.#rtcSession.direction,
+        });
+      }
+    );
   }
 
   get rtcSession() {
diff --git a/src/lib/SipSessionManager.ts b/src/lib/SipSessionManager.ts
index 8d08166..4e96afd 100644
--- a/src/lib/SipSessionManager.ts
+++ b/src/lib/SipSessionManager.ts
@@ -1,108 +1,100 @@
-import {
-    SipSession, SipModel, SipConstants
-} from "./index";
-
+import { SipSession, SipModel, SipConstants } from "./index";
 
 export default class SipSessionManager {
+  #sessions: Map<string, SipModel.SipSessionState>;
 
-    #sessions: Map<string, SipModel.SipSessionState>;
+  constructor() {
+    this.#sessions = new Map();
+  }
 
-    constructor() {
-        this.#sessions = new Map();
+  activate(session: SipSession) {
+    this.#sessions.forEach((v, k) => {
+      if (k !== session.id) {
+        v.active = false;
+        session.setActive(false);
+      } else {
+        v.active = true;
+        session.setActive(true);
+      }
+    });
+  }
+
+  updateSession(field: string, session: SipSession, args: any): void {
+    const state: SipModel.SipSessionState = this.getSessionState(session.id);
+    if (state) {
+      switch (field) {
+        case SipConstants.SESSION_RINGING:
+          state.status = args.status;
+          break;
+        case SipConstants.SESSION_ANSWERED:
+          state.status = args.status;
+          break;
+        case SipConstants.SESSION_FAILED:
+        case SipConstants.SESSION_ENDED:
+          state.status = args.status;
+          state.endState = {
+            cause: args.cause,
+            status: args.status,
+            originator: args.endState,
+            description: args.description,
+          };
+          this.#sessions.delete(session.id);
+          break;
+        case SipConstants.SESSION_MUTED:
+          state.muteStatus = args.status;
+          break;
+        case SipConstants.SESSION_HOLD:
+          state.holdState = {
+            originator: args.originator,
+            status: args.status,
+          };
+          break;
+        case SipConstants.SESSION_ICE_READY:
+          state.iceReady = true;
+          break;
+        case SipConstants.SESSION_ACTIVE:
+          state.active = true;
+          break;
+      }
+    }
+  }
+
+  getSessionState(id: string): SipModel.SipSessionState {
+    const state = this.#sessions.get(id);
+    if (!state) {
+      throw new Error("Session not found");
+    }
+    return state;
+  }
+
+  getSession(id: string): SipSession {
+    return this.getSessionState(id).sipSession;
+  }
+
+  newSession(session: SipSession): void {
+    this.#sessions.set(session.id, {
+      id: session.id,
+      sipSession: session,
+      startDateTime: new Date(),
+      active: true,
+      status: "init",
+    });
+  }
+
+  get activeSession(): SipSession {
+    if (this.#sessions.size === 0) {
+      throw new Error("No sessions");
     }
 
-    activate(session: SipSession) {
-        this.#sessions.forEach((v, k) => {
-            if (k !== session.id) {
-                v.active = false;
-                session.setActive(false);
-            } else {
-                v.active = true;
-                session.setActive(true);
-            }
-        });
+    const state = [...this.#sessions.values()].filter((s) => s.active);
+    if (state.length) {
+      return state[0].sipSession;
+    } else {
+      throw new Error("No Active sessions");
     }
+  }
 
-    updateSession(field: string, session: SipSession, args: any): void {
-        
-        const state: SipModel.SipSessionState = this.getSessionState(session.id);
-        if (state) {
-            switch (field) {
-                case SipConstants.SESSION_RINGING:
-                    state.status = args.status;
-                    break;
-                case SipConstants.SESSION_ANSWERED:
-                    state.status = args.status;
-                    break;
-                case SipConstants.SESSION_FAILED:
-                case SipConstants.SESSION_ENDED:
-                    state.status = args.status;
-                    state.endState = {
-                        cause: args.cause,
-                        status: args.status,
-                        originator: args.endState,
-                        description: args.description
-                    }
-                    this.#sessions.delete(session.id);
-                    break;
-                case SipConstants.SESSION_MUTED:
-                    state.muteStatus = args.status;
-                    break;
-                case SipConstants.SESSION_HOLD:
-                    state.holdState = {
-                        originator: args.originator,
-                        status: args.status
-                    }
-                    break;
-                case SipConstants.SESSION_ICE_READY:
-                    state.iceReady = true;
-                    break;
-                case SipConstants.SESSION_ACTIVE:
-                    state.active = true;
-                    break;
-            }
-        }
-    }
-
-    getSessionState(id: string): SipModel.SipSessionState {
-        const state = this.#sessions.get(id);
-        if (!state) {
-            throw new Error("Session not found");
-        }
-        return state;
-    }
-
-    getSession(id: string): SipSession {
-        return this.getSessionState(id).sipSession;
-    }
-
-
-
-    newSession(session: SipSession): void {
-        this.#sessions.set(session.id, 
-            {
-                id: session.id,
-                sipSession: session,
-                startDateTime: new Date(),
-                active: true,
-                status: 'init',
-        });
-    }
-
-    get activeSession(): SipSession {
-        if (this.#sessions.size === 0) {
-            throw new Error("No sessions");
-        }
-
-        const state = [...this.#sessions.values()].filter((s) => s.active);
-        if (state.length) {
-            return state[0].sipSession;
-        } else {
-            throw new Error("No Active sessions");
-        }
-    }
-
-    get count() {
-        return this.#sessions.size;
-    }
-}
\ No newline at end of file
+  get count() {
+    return this.#sessions.size;
+  }
+}
diff --git a/src/window/phone/incoming-call.tsx b/src/window/phone/incoming-call.tsx
index 2effc7d..91d954e 100644
--- a/src/window/phone/incoming-call.tsx
+++ b/src/window/phone/incoming-call.tsx
@@ -28,8 +28,8 @@ export const IncommingCall = ({
         as={FontAwesomeIcon}
         icon={faPhone}
         color="jambonz.500"
-        width="60px"
-        height="60px"
+        width="30px"
+        height="30px"
       />
       <Text fontSize="15px">Incoming call from</Text>
       <Text fontSize="24px" fontWeight="bold">
diff --git a/src/window/phone/index.tsx b/src/window/phone/index.tsx
index b742a84..61c0fc7 100644
--- a/src/window/phone/index.tsx
+++ b/src/window/phone/index.tsx
@@ -42,6 +42,7 @@ import { v4 as uuidv4 } from "uuid";
 import IconButtonMenu, { IconButtonMenuItems } from "src/components/menu";
 import {
   getApplications,
+  getConferences,
   getQueues,
   getRegisteredUser,
   getSelfRegisteredUser,
@@ -126,6 +127,7 @@ export const Phone = ({
       allow_direct_user_calling: false,
     }
   );
+  const callSidRef = useRef("");
   const toast = useToast();
 
   useEffect(() => {
@@ -204,9 +206,12 @@ export const Phone = ({
   }, [status]);
 
   useEffect(() => {
-    setInterval(() => {
+    const timer = setInterval(() => {
       fetchRegisterUser();
-    }, 10_000);
+    }, 10000);
+    return () => {
+      clearInterval(timer);
+    };
   }, []);
 
   const fetchRegisterUser = () => {
@@ -311,6 +316,7 @@ export const Phone = ({
       setInputNumber(args.session.user);
     });
     sipClient.on(SipConstants.SESSION_ANSWERED, (args) => {
+      callSidRef.current = args.callSid;
       const currentCall = getCurrentCall();
       if (currentCall) {
         currentCall.timeStamp = Date.now();
@@ -628,17 +634,34 @@ export const Phone = ({
                 tooltip="Join a conference"
                 noResultLabel="No conference"
                 onClick={(name, value) => {
-                  setPageView(PAGE_VIEW.START_NEW_CONFERENCE);
+                  if (value === PAGE_VIEW.START_NEW_CONFERENCE.toString()) {
+                    setPageView(PAGE_VIEW.START_NEW_CONFERENCE);
+                  } else {
+                    setPageView(PAGE_VIEW.JOIN_CONFERENCE);
+                  }
                 }}
                 onOpen={() => {
-                  return new Promise<IconButtonMenuItems[]>((resolve) => {
-                    resolve([
-                      {
-                        name: "Start New Conference",
-                        value: "start_new_conference",
-                      },
-                    ]);
-                  });
+                  return new Promise<IconButtonMenuItems[]>(
+                    (resolve, reject) => {
+                      getConferences()
+                        .then(({ json }) => {
+                          const sortedApps = json.sort((a, b) =>
+                            a.localeCompare(b)
+                          );
+                          resolve([
+                            {
+                              name: "Start new conference",
+                              value: PAGE_VIEW.START_NEW_CONFERENCE.toString(),
+                            },
+                            ...sortedApps.map((a) => ({
+                              name: a,
+                              value: a,
+                            })),
+                          ]);
+                        })
+                        .catch((err) => reject(err));
+                    }
+                  );
                 }}
               />
             </HStack>