diff --git a/android/src/main/java/com/wakureactnative/ReactNativeModule.kt b/android/src/main/java/com/wakureactnative/ReactNativeModule.kt
index 3ffb718..acdff73 100644
--- a/android/src/main/java/com/wakureactnative/ReactNativeModule.kt
+++ b/android/src/main/java/com/wakureactnative/ReactNativeModule.kt
@@ -64,6 +64,11 @@ class ReactNativeModule(reactContext: ReactApplicationContext) : ReactContextBas
       promise.resolve(Gowaku.stop())
     }
 
+    @ReactMethod
+    fun isStarted(promise: Promise) {
+        promise.resolve(Gowaku.isStarted())
+    }
+
     @ReactMethod
     fun peerID(promise: Promise) {
         promise.resolve(Gowaku.peerID())
diff --git a/ios/ReactNative.m b/ios/ReactNative.m
index 6c0a1a3..ad2f03e 100644
--- a/ios/ReactNative.m
+++ b/ios/ReactNative.m
@@ -21,6 +21,10 @@ RCT_EXTERN_METHOD(stop:
                 (RCTPromiseResolveBlock)resolve
                 withRejecter:(RCTPromiseRejectBlock)reject)
 
+RCT_EXTERN_METHOD(isStarted:
+                (RCTPromiseResolveBlock)resolve
+                withRejecter:(RCTPromiseRejectBlock)reject)
+
 RCT_EXTERN_METHOD(peerID:
                 (RCTPromiseResolveBlock)resolve
                 withRejecter:(RCTPromiseRejectBlock)reject)
@@ -125,4 +129,10 @@ RCT_EXTERN_METHOD(decodeAsymmetric:(NSString *)msg
                  withResolver:(RCTPromiseResolveBlock)resolve
                  withRejecter:(RCTPromiseRejectBlock)reject)
 
+RCT_EXTERN_METHOD(storeQuery:(NSString *)query
+                 withPeerID:(NSString *)peerID
+                 withMs:(nonnull NSNumber *)ms
+                 withResolver:(RCTPromiseResolveBlock)resolve
+                 withRejecter:(RCTPromiseRejectBlock)reject)
+
 @end
diff --git a/ios/ReactNative.swift b/ios/ReactNative.swift
index fdaaf6d..2d2b814 100644
--- a/ios/ReactNative.swift
+++ b/ios/ReactNative.swift
@@ -62,6 +62,11 @@ class ReactNative: RCTEventEmitter {
         resolve(GowakuStop())
     }
 
+    @objc(isStarted:withRejecter:)
+    func stop(_ resolve:RCTPromiseResolveBlock, withRejecter reject:RCTPromiseRejectBlock) -> Void {
+        resolve(GowakuIsStarted())
+    }
+
     @objc(peerID:withRejecter:)
     func peerID(_ resolve:RCTPromiseResolveBlock, withRejecter reject:RCTPromiseRejectBlock) -> Void {
         resolve(GowakuPeerID())
@@ -157,4 +162,9 @@ class ReactNative: RCTEventEmitter {
         resolve(GowakuDecodeAsymmetric(msg, privateKey))
     }
 
+    @objc(storeQuery:withPeerID:withMs:withResolver:withRejecter:)
+    func storeQuery(queryJSON: String, peerID: String, ms: Int, resolve:RCTPromiseResolveBlock,reject:RCTPromiseRejectBlock) -> Void {
+        resolve(GowakuStoreQuery(queryJSON, peerID, ms))
+    }
+
 }
diff --git a/src/index.tsx b/src/index.tsx
index b846653..52a2e70 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -93,6 +93,17 @@ export function stop(): Promise<void> {
   });
 }
 
+export function isStarted(): Promise<Boolean> {
+  return new Promise<Boolean>(async (resolve, reject) => {
+    let response = JSON.parse(await ReactNative.isStarted());
+    if(response.error){
+      reject(response.error);
+    } else {
+      resolve(response.result);
+    }
+  });
+}
+
 export function peerID(): Promise<string> {
   return new Promise<string>(async (resolve, reject) => {
     let response = JSON.parse(await ReactNative.peerID());
@@ -295,11 +306,6 @@ export function relayUnsubscribe(topic: String = ""): Promise<void> {
   });
 }
 
-
-
-
-
-
 export function lightpushPublish(msg: WakuMessage, topic: String = "", peerID: String = "", ms: Number = 0): Promise<string> {
   return new Promise<string>(async (resolve, reject) => {
     let messageJSON = JSON.stringify(msg)
@@ -361,4 +367,37 @@ export function peers(): Promise<Array<Peer>> {
   })
 }
 
-// TODO: storeQuery
+export class Index {
+  digest: Uint8Array = new Uint8Array();
+  receiverTime: Number = 0
+  senderTime: Number = 0
+  pubsubTopic: String = ""
+}
+export class PagingOptions {
+  pageSize: Number = 0
+  cursor: Index | null = null
+  forward: Boolean = false
+}
+export class StoreQuery {
+  pubsubTopic: String = ""
+  contentFilters: Array<String> = Array()
+  startTime: Number = 0
+  endTime: Number = 0
+  pagingOptions: PagingOptions | null = null
+}
+
+export function storeQuery(query: StoreQuery, peerID: String = "", ms: Number = 0): Promise<string> {
+  return new Promise<string>(async (resolve, reject) => {
+    let queryJSON = JSON.stringify(query)
+    let response = JSON.parse(await ReactNative.storeQuery(queryJSON, peerID, ms));
+
+    console.log("STORE RESPONSE:")
+    console.log(response)
+
+    if(response.error){
+      reject(response.error);
+    } else {
+      resolve(response.result);
+    }
+  });
+}
\ No newline at end of file