diff --git a/src/zlib_file.hpp b/src/zlib_file.hpp
new file mode 100644
index 0000000..5f501ab
--- /dev/null
+++ b/src/zlib_file.hpp
@@ -0,0 +1,54 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright (C) 2020 YADRO
+
+#pragma once
+
+#include <zlib.h>
+
+#include <ctime>
+#include <string>
+
+/**
+ * @class ZlibFile
+ * @brief Log file writer.
+ */
+class ZlibFile
+{
+  public:
+    /**
+     * @brief Constructor create new file for writing logs.
+     *
+     * @param[in] fileName path to the file
+     *
+     * @throw ZlibException in case of errors
+     */
+    ZlibFile(const std::string& fileName);
+
+    ~ZlibFile();
+
+    ZlibFile(const ZlibFile&) = delete;
+    ZlibFile& operator=(const ZlibFile&) = delete;
+
+    /**
+     * @brief Close file.
+     *
+     * @throw ZlibException in case of errors
+     */
+    void close();
+
+    /**
+     * @brief Write single log message to the file.
+     *
+     * @param[in] timeStamp time stamp of the log message
+     * @param[in] message log message text
+     *
+     * @throw ZlibException in case of errors
+     */
+    void write(const tm& timeStamp, const std::string& message) const;
+
+  private:
+    /** @brief File name. */
+    std::string fileName;
+    /** @brief zLib file descriptor. */
+    gzFile fd;
+};