diff --git a/nx/include/switch/services/applet.h b/nx/include/switch/services/applet.h
index 52cde06f..0b16df34 100644
--- a/nx/include/switch/services/applet.h
+++ b/nx/include/switch/services/applet.h
@@ -139,6 +139,12 @@ typedef struct {
     u8 unk_x0[0x8];
 } AppletApplicationPlayStatistics;
 
+/// Attributes for launching applications for Quest.
+typedef struct {
+    u32 unk_x0;
+    u32 unk_x4;
+} AppletApplicationAttributeForQuest;
+
 /// Initialize applet, called automatically during app startup.
 Result appletInitialize(void);
 
@@ -166,6 +172,23 @@ AppletThemeColorType appletGetThemeColorType(void);
  */
 Result appletPopLaunchParameter(AppletStorage *s, AppletLaunchParameterKind kind);
 
+/**
+ * @brief Requests to launch the specified application.
+ * @note Only available with AppletType_*Application, or AppletType_LibraryApplet on 5.0.0+.
+ * @param[in] titleID Application titleID. Value 0 can be used to relaunch the current application.
+ * @param s Optional AppletStorage object, can be NULL. This is automatically closed. When NULL on pre-4.0.0 (or with AppletType_LibraryApplet), this will internally create a tmp storage with size 0 for use with the cmd. This is the storage available to the launched application via \ref appletPopLaunchParameter with ::AppletLaunchParameterKind_Application.
+ */
+Result appletRequestLaunchApplication(u64 titleID, AppletStorage* s);
+
+/**
+ * @brief Requests to launch the specified application, for kiosk systems.
+ * @note Only available with AppletType_*Application on 3.0.0+.
+ * @param[in] titleID Application titleID
+ * @param s Optional AppletStorage object, can be NULL. This is automatically closed. When NULL on pre-4.0.0, this will internally create a tmp storage with size 0 for use with the cmd. This is the storage available to the launched application via \ref appletPopLaunchParameter with ::AppletLaunchParameterKind_Application.
+ * @param[in] attr Kiosk application attributes.
+ */
+Result appletRequestLaunchApplicationForQuest(u64 titleID, AppletStorage* s, const AppletApplicationAttributeForQuest *attr);
+
 Result appletGetDesiredLanguage(u64 *LanguageCode);
 
 /// Only available with AppletType_*Application.
diff --git a/nx/source/services/applet.c b/nx/source/services/applet.c
index f498fd36..62b24a9a 100644
--- a/nx/source/services/applet.c
+++ b/nx/source/services/applet.c
@@ -702,6 +702,40 @@ static Result _appletCmdInU8(Service* srv, u8 inval, u64 cmd_id) {
     return rc;
 }
 
+static Result _appletCmdInU64(Service* srv, u64 inval, u64 cmd_id) {
+    IpcCommand c;
+    ipcInitialize(&c);
+
+    struct {
+        u64 magic;
+        u64 cmd_id;
+        u64 inval;
+    } *raw;
+
+    raw = serviceIpcPrepareHeader(srv, &c, sizeof(*raw));
+
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = cmd_id;
+    raw->inval = inval;
+
+    Result rc = serviceIpcDispatch(srv);
+
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        struct {
+            u64 magic;
+            u64 result;
+        } *resp;
+
+        serviceIpcParse(srv, &r, sizeof(*resp));
+        resp = r.Raw;
+
+        rc = resp->result;
+    }
+
+    return rc;
+}
+
 static Result _appletCmdInBool(Service* srv, bool inval, u64 cmd_id) {
     return _appletCmdInU8(srv, inval!=0, cmd_id);
 }
@@ -863,6 +897,183 @@ Result appletPopLaunchParameter(AppletStorage *s, AppletLaunchParameterKind kind
     return rc;
 }
 
+static Result _appletCreateApplicationAndPushAndRequestToStart(Service* srv, u64 cmd_id, u64 titleID, AppletStorage* s) {
+    IpcCommand c;
+    ipcInitialize(&c);
+
+    serviceSendObject(&s->s, &c);
+
+    struct {
+        u64 magic;
+        u64 cmd_id;
+        u64 titleID;
+    } *raw;
+
+    raw = serviceIpcPrepareHeader(srv, &c, sizeof(*raw));
+
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = cmd_id;
+    raw->titleID = titleID;
+
+    Result rc = serviceIpcDispatch(srv);
+
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        struct {
+            u64 magic;
+            u64 result;
+        } *resp;
+
+        serviceIpcParse(srv, &r, sizeof(*resp));
+        resp = r.Raw;
+
+        rc = resp->result;
+    }
+
+    return rc;
+}
+
+static Result _appletCreateApplicationAndPushAndRequestToStartForQuest(u64 titleID, AppletStorage* s, const AppletApplicationAttributeForQuest *attr) { //2.0.0+
+    IpcCommand c;
+    ipcInitialize(&c);
+
+    serviceSendObject(&s->s, &c);
+
+    struct {
+        u64 magic;
+        u64 cmd_id;
+        u32 val0, val1;
+        u64 titleID;
+    } PACKED *raw;
+
+    raw = serviceIpcPrepareHeader(&g_appletIFunctions, &c, sizeof(*raw));
+
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = 11;
+    raw->val0 = attr->unk_x0;
+    raw->val1 = attr->unk_x4;
+    raw->titleID = titleID;
+
+    Result rc = serviceIpcDispatch(&g_appletIFunctions);
+
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        struct {
+            u64 magic;
+            u64 result;
+        } *resp;
+
+        serviceIpcParse(&g_appletIFunctions, &r, sizeof(*resp));
+        resp = r.Raw;
+
+        rc = resp->result;
+    }
+
+    return rc;
+}
+
+static Result _appletCreateApplicationAndRequestToStart(u64 titleID) { //4.0.0+
+    return _appletCmdInU64(&g_appletIFunctions, titleID, 12);
+}
+
+static Result _appletCreateApplicationAndRequestToStartForQuest(u64 titleID, const AppletApplicationAttributeForQuest *attr) { //4.0.0+
+    IpcCommand c;
+    ipcInitialize(&c);
+
+    struct {
+        u64 magic;
+        u64 cmd_id;
+        u32 val0, val1;
+        u64 titleID;
+    } PACKED *raw;
+
+    raw = serviceIpcPrepareHeader(&g_appletIFunctions, &c, sizeof(*raw));
+
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = 13;
+    raw->val0 = attr->unk_x0;
+    raw->val1 = attr->unk_x4;
+    raw->titleID = titleID;
+
+    Result rc = serviceIpcDispatch(&g_appletIFunctions);
+
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        struct {
+            u64 magic;
+            u64 result;
+        } *resp;
+
+        serviceIpcParse(&g_appletIFunctions, &r, sizeof(*resp));
+        resp = r.Raw;
+
+        rc = resp->result;
+    }
+
+    return rc;
+}
+
+Result appletRequestLaunchApplication(u64 titleID, AppletStorage* s) {
+    AppletStorage tmpstorage={0};
+    Result rc=0;
+    bool is_libraryapplet = hosversionAtLeast(5,0,0) && __nx_applet_type == AppletType_LibraryApplet;
+
+    if (!serviceIsActive(&g_appletSrv) || (!_appletIsApplication() && !is_libraryapplet))
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+    if (s && !serviceIsActive(&s->s))
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+
+    if ((hosversionBefore(4,0,0) || is_libraryapplet) && s==NULL) {
+        s = &tmpstorage;
+        rc = appletCreateStorage(&tmpstorage, 0);
+        if (R_FAILED(rc)) return rc;
+    }
+
+    if (is_libraryapplet) {
+        rc = _appletCreateApplicationAndPushAndRequestToStart(&g_appletILibraryAppletSelfAccessor, 90, titleID, s);
+    }
+    else {
+        if (hosversionAtLeast(4,0,0) && s==NULL) {
+            rc = _appletCreateApplicationAndRequestToStart(titleID);
+        }
+        else {
+            rc = _appletCreateApplicationAndPushAndRequestToStart(&g_appletIFunctions, 10, titleID, s);
+        }
+    }
+
+    if (s) appletStorageClose(s);
+
+    return rc;
+}
+
+Result appletRequestLaunchApplicationForQuest(u64 titleID, AppletStorage* s, const AppletApplicationAttributeForQuest *attr) {
+    AppletStorage tmpstorage={0};
+    Result rc=0;
+
+    if (!serviceIsActive(&g_appletSrv) || !_appletIsApplication())
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+    if (s && !serviceIsActive(&s->s))
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+
+    if (hosversionBefore(4,0,0) && s==NULL) {
+        s = &tmpstorage;
+        rc = appletCreateStorage(&tmpstorage, 0);
+        if (R_FAILED(rc)) return rc;
+    }
+
+    if (hosversionAtLeast(4,0,0) && s==NULL) {
+        rc = _appletCreateApplicationAndRequestToStartForQuest(titleID, attr);
+    }
+    else {
+        if (hosversionBefore(3,0,0)) rc = MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+        if (R_SUCCEEDED(rc)) rc = _appletCreateApplicationAndPushAndRequestToStartForQuest(titleID, s, attr);
+    }
+
+    if (s) appletStorageClose(s);
+
+    return rc;
+}
+
 Result appletGetDesiredLanguage(u64 *LanguageCode) {
     if (!serviceIsActive(&g_appletSrv) || !_appletIsApplication())
         return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);