diff --git a/pkgs/applications/misc/klipper-estimator/default.nix b/pkgs/applications/misc/klipper-estimator/default.nix
new file mode 100644
index 00000000000..02de02c5794
--- /dev/null
+++ b/pkgs/applications/misc/klipper-estimator/default.nix
@@ -0,0 +1,39 @@
+{ lib
+, fetchFromGitHub
+, stdenv
+, rustPlatform
+, pkg-config
+, openssl
+, libgit2
+, Security
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "klipper-estimator";
+  version = "3.2.1";
+
+  src = fetchFromGitHub {
+    owner = "Annex-Engineering";
+    repo = "klipper_estimator";
+    rev = "v${version}";
+    hash = "sha256-0QDEaRJpjiE7aH6PpessCGUe4TT31FhsxTFw7OglPUc=";
+  };
+
+  cargoHash = "sha256-W0Vo4bA2QNfzBqcZiblf6eJnQ3cRgrnNELzS9O1O6bU=";
+
+  buildInputs =
+    [ openssl ]
+    ++ lib.optional stdenv.isDarwin [ libgit2 Security ];
+
+  nativeBuildInputs = [ pkg-config ];
+
+  meta = with lib; {
+    description = "Tool for determining the time a print will take using the Klipper firmware";
+    homepage = "https://github.com/Annex-Engineering/klipper_estimator";
+    changelog = "https://github.com/Annex-Engineering/klipper_estimator/releases/tag/v${version}";
+    mainProgram = "klipper_estimator";
+    license = licenses.mit;
+    maintainers = with maintainers; [ tmarkus ];
+  };
+}
+
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 489e3d50e00..1a0fed634ec 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5141,6 +5141,10 @@ with pkgs;
 
   klipper-genconf = callPackage ../servers/klipper/klipper-genconf.nix { };
 
+  klipper-estimator = callPackage ../applications/misc/klipper-estimator {
+    inherit (darwin.apple_sdk.frameworks) Security;
+  };
+
   klog = qt5.callPackage ../applications/radio/klog { };
 
   komga = callPackage ../servers/komga { };