diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4ac3ae5a9..04fccdc12 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -28,12 +28,13 @@ set(HEADERS
     src/net/Job.h
     src/net/JobResult.h
     src/net/Network.h
-    src/net/SubmitResult.h
-    src/net/Url.h
     src/net/strategies/DonateStrategy.h
     src/net/strategies/FailoverStrategy.h
     src/net/strategies/SinglePoolStrategy.h
+    src/net/SubmitResult.h
+    src/net/Url.h
     src/Options.h
+    src/Platform.h
     src/Summary.h
     src/version.h
     src/workers/DoubleWorker.h
@@ -73,6 +74,7 @@ set(SOURCES
     src/net/strategies/SinglePoolStrategy.cpp
     src/net/Url.cpp
     src/Options.cpp
+    src/Platform.cpp
     src/Summary.cpp
     src/workers/DoubleWorker.cpp
     src/workers/Handle.cpp
@@ -100,7 +102,7 @@ if (WIN32)
         src/App_win.cpp
         src/Cpu_win.cpp
         src/Mem_win.cpp
-        src/net/Network_win.cpp
+        src/Platform_win.cpp
         )
 
     add_definitions(/DWIN32)
@@ -110,14 +112,14 @@ elseif (APPLE)
         src/App_unix.cpp
         src/Cpu_mac.cpp
         src/Mem_unix.cpp
-        src/net/Network_mac.cpp
+        src/Platform_mac.cpp
         )
 else()
     set(SOURCES_OS
         src/App_unix.cpp
         src/Cpu_unix.cpp
         src/Mem_unix.cpp
-        src/net/Network_unix.cpp
+        src/Platform_unix.cpp
         )
 
     set(EXTRA_LIBS pthread)
diff --git a/src/App.cpp b/src/App.cpp
index de6f2785d..e4af60bfd 100644
--- a/src/App.cpp
+++ b/src/App.cpp
@@ -36,6 +36,7 @@
 #include "Mem.h"
 #include "net/Network.h"
 #include "Options.h"
+#include "Platform.h"
 #include "Summary.h"
 #include "version.h"
 #include "workers/Workers.h"
@@ -80,6 +81,8 @@ App::App(int argc, char **argv) :
     }
 #   endif
 
+    Platform::init();
+
     m_network = new Network(m_options);
 
     uv_signal_init(uv_default_loop(), &m_signal);
@@ -120,10 +123,11 @@ int App::exec()
     uv_loop_close(uv_default_loop());
     uv_tty_reset_mode();
 
-    free(m_network);
-    free(m_options);
+    delete m_network;
 
+    Options::release();
     Mem::release();
+    Platform::release();
 
     return r;
 }
diff --git a/src/Options.h b/src/Options.h
index 7a6a7339f..3735fca06 100644
--- a/src/Options.h
+++ b/src/Options.h
@@ -69,6 +69,8 @@ public:
     inline int threads() const                    { return m_threads; }
     inline int64_t affinity() const               { return m_affinity; }
 
+    inline static void release()                  { delete m_self; }
+
     const char *algoName() const;
 
 private:
diff --git a/src/Platform.cpp b/src/Platform.cpp
new file mode 100644
index 000000000..aa0c57060
--- /dev/null
+++ b/src/Platform.cpp
@@ -0,0 +1,28 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2016-2017 XMRig       <support@xmrig.com>
+ *
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "Platform.h"
+
+
+char *Platform::m_userAgent = nullptr;
diff --git a/src/Platform.h b/src/Platform.h
new file mode 100644
index 000000000..cc798fcab
--- /dev/null
+++ b/src/Platform.h
@@ -0,0 +1,41 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2016-2017 XMRig       <support@xmrig.com>
+ *
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __PLATFORM_H__
+#define __PLATFORM_H__
+
+
+class Platform
+{
+public:
+    static void init();
+    static void release();
+
+    static inline const char *userAgent() { return m_userAgent; }
+
+private:
+    static char *m_userAgent;
+};
+
+
+#endif /* __PLATFORM_H__ */
diff --git a/src/net/Network_mac.cpp b/src/Platform_mac.cpp
similarity index 85%
rename from src/net/Network_mac.cpp
rename to src/Platform_mac.cpp
index c3c42a3e5..a25d1ac11 100644
--- a/src/net/Network_mac.cpp
+++ b/src/Platform_mac.cpp
@@ -23,17 +23,32 @@
 
 
 #include <stdlib.h>
+#include <uv.h>
 
-#include "net/Network.h"
+
+#include "Platform.h"
 #include "version.h"
 
 
-char *Network::userAgent()
+static inline char *createUserAgent()
 {
     const size_t max = 128;
 
-    char *buf = static_cast<char*>(malloc(max));
+    char *buf = new char[max];
     snprintf(buf, max, "%s/%s (Macintosh; Intel Mac OS X) libuv/%s clang/%d.%d.%d", APP_NAME, APP_VERSION, uv_version_string(), __clang_major__, __clang_minor__, __clang_patchlevel__);
 
     return buf;
 }
+
+
+void Platform::init()
+{
+    m_userAgent = createUserAgent();
+}
+
+
+void Platform::release()
+{
+    delete [] m_userAgent;
+}
+
diff --git a/src/net/Network_unix.cpp b/src/Platform_unix.cpp
similarity index 87%
rename from src/net/Network_unix.cpp
rename to src/Platform_unix.cpp
index 546d1b8a2..6da3a197a 100644
--- a/src/net/Network_unix.cpp
+++ b/src/Platform_unix.cpp
@@ -23,17 +23,18 @@
 
 
 #include <stdlib.h>
+#include <uv.h>
 
 
-#include "net/Network.h"
+#include "Platform.h"
 #include "version.h"
 
 
-char *Network::userAgent()
+static inline char *createUserAgent()
 {
     const size_t max = 128;
 
-    char *buf = static_cast<char*>(malloc(max));
+    char *buf = new char[max];
     int length = snprintf(buf, max, "%s/%s (Linux ", APP_NAME, APP_VERSION);
 
 #   if defined(__x86_64__)
@@ -48,3 +49,16 @@ char *Network::userAgent()
 
     return buf;
 }
+
+
+void Platform::init()
+{
+    m_userAgent = createUserAgent();
+}
+
+
+void Platform::release()
+{
+    delete [] m_userAgent;
+}
+
diff --git a/src/net/Network_win.cpp b/src/Platform_win.cpp
similarity index 90%
rename from src/net/Network_win.cpp
rename to src/Platform_win.cpp
index 6ae5e3223..7fbe0c8c3 100644
--- a/src/net/Network_win.cpp
+++ b/src/Platform_win.cpp
@@ -24,9 +24,10 @@
 
 #include <winsock2.h>
 #include <windows.h>
+#include <uv.h>
 
 
-#include "net/Network.h"
+#include "Platform.h"
 #include "version.h"
 
 
@@ -48,12 +49,12 @@ static inline OSVERSIONINFOEX winOsVersion()
 }
 
 
-char *Network::userAgent()
+static inline char *createUserAgent()
 {
     const auto osver = winOsVersion();
-    const size_t max = 128;
+    const size_t max = 160;
 
-    char *buf = static_cast<char*>(malloc(max));
+    char *buf = new char[max];
     int length = snprintf(buf, max, "%s/%s (Windows NT %lu.%lu", APP_NAME, APP_VERSION, osver.dwMajorVersion, osver.dwMinorVersion);
 
 #   if defined(__x86_64__) || defined(_M_AMD64)
@@ -70,3 +71,16 @@ char *Network::userAgent()
 
     return buf;
 }
+
+
+void Platform::init()
+{
+    m_userAgent = createUserAgent();
+}
+
+
+void Platform::release()
+{
+    delete [] m_userAgent;
+}
+
diff --git a/src/net/Network.cpp b/src/net/Network.cpp
index 04ce2ae7d..d732c7748 100644
--- a/src/net/Network.cpp
+++ b/src/net/Network.cpp
@@ -38,6 +38,7 @@
 #include "net/strategies/SinglePoolStrategy.h"
 #include "net/Url.h"
 #include "Options.h"
+#include "Platform.h"
 #include "workers/Workers.h"
 
 
@@ -50,19 +51,18 @@ Network::Network(const Options *options) :
     srand(time(0) ^ (uintptr_t) this);
 
     Workers::setListener(this);
-    m_agent = userAgent();
 
     const std::vector<Url*> &pools = options->pools();
 
     if (pools.size() > 1) {
-        m_strategy = new FailoverStrategy(pools, m_agent, this);
+        m_strategy = new FailoverStrategy(pools, Platform::userAgent(), this);
     }
     else {
-        m_strategy = new SinglePoolStrategy(pools.front(), m_agent, this);
+        m_strategy = new SinglePoolStrategy(pools.front(), Platform::userAgent(), this);
     }
 
     if (m_options->donateLevel() > 0) {
-        m_donate = new DonateStrategy(m_agent, this);
+        m_donate = new DonateStrategy(Platform::userAgent(), this);
     }
 
     m_timer.data = this;
@@ -74,7 +74,6 @@ Network::Network(const Options *options) :
 
 Network::~Network()
 {
-    free(m_agent);
 }
 
 
diff --git a/src/net/Network.h b/src/net/Network.h
index ba1982e12..33806f634 100644
--- a/src/net/Network.h
+++ b/src/net/Network.h
@@ -47,8 +47,6 @@ public:
   void connect();
   void stop();
 
-  static char *userAgent();
-
 protected:
   void onActive(Client *client) override;
   void onJob(Client *client, const Job &job) override;
@@ -64,7 +62,6 @@ private:
 
   static void onTick(uv_timer_t *handle);
 
-  char *m_agent;
   const Options *m_options;
   IStrategy *m_donate;
   IStrategy *m_strategy;