diff --git a/core/ShopState.lua b/core/ShopState.lua
index d4a1649..58902ca 100644
--- a/core/ShopState.lua
+++ b/core/ShopState.lua
@@ -382,6 +382,15 @@
         end
     end, function()
         while self.running do
+            -- Run event hook for the parallel constant running task
+            -- This can do things like listen to events or host applications
+            if self.eventHooks and self.eventHooks.parallel then
+                eventHook.execute(self.eventHooks.parallel)
+            end
+            sleep(blinkFrequency)
+        end
+    end, function()
+        while self.running do
             sleep(shopSyncFrequency)
             if self.config.shopSync and self.config.shopSync.enabled and self.peripherals.shopSyncModem then
                 local items = {}
diff --git a/eventHooks.lua b/eventHooks.lua
index 15a8b24..1a18b9e 100644
--- a/eventHooks.lua
+++ b/eventHooks.lua
@@ -13,4 +13,5 @@
     productsSaved = nil, -- function(products) called when products object is edited (replaced)
     onInventoryRefresh = nil, -- function(products, items) called when inventory is refreshed, product quantity can be set through products table
     onProductSelected = nil, -- function(product, currency) called when product is clicked on the shop screen
+    parallel = nil, -- function() called in parallel constantly. Allowed to be blocking for usage in creating parallel apps.
 }
\ No newline at end of file
diff --git a/radon.lua b/radon.lua
index 6035801..d772715 100644
--- a/radon.lua
+++ b/radon.lua
@@ -1,4 +1,4 @@
-local version = "1.3.18"
+local version = "1.3.19"
 local configHelpers = require "util.configHelpers"
 local schemas       = require "core.schemas"
 local oldPullEvent = os.pullEvent