diff --git a/manifests/Automattic/Simplenote/1.21.0.yaml b/manifests/Automattic/Simplenote/1.21.0.yaml
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+Id: Automattic.Simplenote
+Version: 1.21.0
+Name: Simplenote
+Publisher: Automattic
+License: GPLv2
+LicenseUrl: https://raw.githubusercontent.com/Automattic/simplenote-electron/develop/LICENSE.md
+AppMoniker: simplenote
+Description: Simplenote is an easy way to keep notes, lists, ideas and more. Your notes stay in sync with all your devices for free.
+Homepage: https://simplenote.com/
+Installers:
+  - Arch: x64
+    Url: https://github.com/Automattic/simplenote-electron/releases/download/v1.21.0/Simplenote-win-1.21.0-x64.appx
+    Sha256: CF2AF8A094D7EEF2A224AC50872DD299F404F070E166AF70719B668E1EBA7748
+    InstallerType: appx
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