diff --git a/qtox.pro b/qtox.pro
index 6c80a2af6..5f1c9aea1 100644
--- a/qtox.pro
+++ b/qtox.pro
@@ -436,7 +436,8 @@ SOURCES += \
     src/widget/tool/screengrabberoverlayitem.cpp \
     src/widget/tool/toolboxgraphicsitem.cpp \
     src/widget/tool/flyoutoverlaywidget.cpp \
-    src/widget/form/settings/verticalonlyscroller.cpp
+    src/widget/form/settings/verticalonlyscroller.cpp \
+    src/core/toxid.cpp
 
 
 HEADERS += \
@@ -468,4 +469,5 @@ HEADERS += \
     src/widget/tool/screengrabberoverlayitem.h \
     src/widget/tool/toolboxgraphicsitem.h \
     src/widget/tool/flyoutoverlaywidget.h \
-    src/widget/form/settings/verticalonlyscroller.h
+    src/widget/form/settings/verticalonlyscroller.h \
+    src/core/toxid.h
diff --git a/src/core/toxid.cpp b/src/core/toxid.cpp
new file mode 100644
index 000000000..423127bb9
--- /dev/null
+++ b/src/core/toxid.cpp
@@ -0,0 +1,59 @@
+#include "toxid.h"
+
+#include <tox/tox.h>
+#include <qregularexpression.h>
+
+#define TOX_ID_PUBLIC_KEY_LENGTH 64
+#define TOX_ID_NO_SPAM_LENGTH    8
+#define TOX_ID_CHECKSUM_LENGTH   4
+#define TOX_HEX_ID_LENGTH 2*TOX_ADDRESS_SIZE
+
+ToxId::ToxId()
+: publicKey(), noSpam(), checkSum()
+{}
+
+ToxId::ToxId(const ToxId &other)
+: publicKey(other.publicKey), noSpam(other.noSpam), checkSum(other.checkSum)
+{}
+
+ToxId::ToxId(const QString &id)
+{
+    if (isToxId(id))
+    {
+        publicKey = id.left(TOX_ID_PUBLIC_KEY_LENGTH);
+        noSpam    = id.mid(TOX_ID_PUBLIC_KEY_LENGTH, TOX_ID_NO_SPAM_LENGTH);
+        checkSum  = id.mid(TOX_ID_PUBLIC_KEY_LENGTH + TOX_ID_NO_SPAM_LENGTH, TOX_ID_CHECKSUM_LENGTH);
+    }
+    else
+    {
+        publicKey = id;
+    }
+}
+
+bool ToxId::operator==(const ToxId& other) const
+{
+    return publicKey == other.publicKey;
+}
+
+bool ToxId::operator!=(const ToxId &other) const
+{
+    return publicKey != other.publicKey;
+}
+
+QString ToxId::toString() const
+{
+    return publicKey + noSpam + checkSum;
+}
+
+void ToxId::clear()
+{
+    publicKey.clear();
+    noSpam.clear();
+    checkSum.clear();
+}
+
+bool ToxId::isToxId(const QString &id)
+{
+    const QRegularExpression hexRegExp("^[A-Fa-f0-9]+$");
+    return id.length() == TOX_HEX_ID_LENGTH && id.contains(hexRegExp);
+}
diff --git a/src/core/toxid.h b/src/core/toxid.h
new file mode 100644
index 000000000..6aa55ef6e
--- /dev/null
+++ b/src/core/toxid.h
@@ -0,0 +1,26 @@
+#ifndef TOXID_H
+#define TOXID_H
+
+#include <QString>
+
+class ToxId
+{
+public:
+    ToxId();
+    ToxId(const ToxId& other);
+    ToxId(const QString& id);
+
+    bool operator==(const ToxId& other) const;
+    bool operator!=(const ToxId& other) const;
+    QString toString() const;
+    void clear();
+
+    static bool isToxId(const QString& id);
+
+public:
+    QString publicKey;
+    QString noSpam;
+    QString checkSum;
+};
+
+#endif // TOXID_H