diff --git a/examples/tinymqtt-test/tinymqtt-test.ino b/examples/tinymqtt-test/tinymqtt-test.ino
index cfbfa66..3f2247e 100644
--- a/examples/tinymqtt-test/tinymqtt-test.ino
+++ b/examples/tinymqtt-test/tinymqtt-test.ino
@@ -15,6 +15,8 @@
 #include <string>
 #include <map>
 
+using string = TinyString;
+
 bool echo_on = true;
 auto green = TinyConsole::green;
 auto red = TinyConsole::red;
@@ -32,13 +34,13 @@ const char* password = "";
 struct free_broker
 {
   public:
-    free_broker(const char* s, uint16_t p, const char* comment) : url(s), port(p) {}
+    free_broker(const char* s, uint16_t p, const char* /* comment */) : url(s), port(p) {}
 
-    std::string url;
+    string url;
     uint16_t port;
 };
 
-const std::map<std::string, free_broker> list =
+const std::map<string, free_broker> list =
 {
   { "mqtthq", { "public.mqtthq.com" , 8083, "publish/subscribe" }},
   { "hivemq", { "broker.hivemq.com", 1883, "" }}
@@ -73,8 +75,8 @@ void onPublish(const MqttClient* srce, const Topic& topic, const char* payload,
   }
 }
 
-std::map<std::string, MqttClient*> clients;
-std::map<std::string, MqttBroker*> brokers;
+std::map<string, MqttClient*> clients;
+std::map<string, MqttBroker*> brokers;
 
 void setup()
 {
@@ -126,12 +128,12 @@ void setup()
   if (Console.isTerm()) onCommand("every 333 view");
 }
 
-std::string getword(std::string& str, const char* if_empty=nullptr, char sep=' ');
+string getword(string& str, const char* if_empty=nullptr, char sep=' ');
 
-int getint(std::string& str, const int if_empty=0)
+int getint(string& str, const int if_empty=0)
 {
-  std::string str2=str;
-  std::string sword = getword(str);
+  string str2=str;
+  string sword = getword(str);
   if (sword[0] and isdigit(sword[0]))
   {
     int ret=atoi(sword.c_str());
@@ -143,11 +145,11 @@ int getint(std::string& str, const int if_empty=0)
   return if_empty;
 }
 
-std::string getword(std::string& str, const char* if_empty/*=nullptr*/, char sep/*=' '*/)
+string getword(string& str, const char* if_empty/*=nullptr*/, char sep/*=' '*/)
 {
   char quote=(str[0]=='"' or str[0]=='\'' ? str[0] : 0);
   if (quote) str.erase(0,1);
-  std::string sword;
+  string sword;
   while(str.length() and (str[0]!=sep or quote))
   {
     if (str[0]==quote)
@@ -190,7 +192,7 @@ std::string getword(std::string& str, const char* if_empty/*=nullptr*/, char sep
   return sword;
 }
 
-bool isaddr(std::string s)
+bool isaddr(string s)
 {
   if (s.length()==0 or s.length()>3) return false;
   for(char c: s)
@@ -198,14 +200,14 @@ bool isaddr(std::string s)
   return true;
 }
 
-std::string getip(std::string& str, const char* if_empty=nullptr, char sep=' ')
+string getip(string& str, const char* if_empty=nullptr, char sep=' ')
 {
-  std::string addr=getword(str, if_empty, sep);
-  std::string ip=addr;
-  std::vector<std::string> build;
+  string addr=getword(str, if_empty, sep);
+  string ip=addr;
+  std::vector<string> build;
   while(ip.length())
   {
-    std::string b=getword(ip,nullptr,'.');
+    string b=getword(ip,nullptr,'.');
     if (isaddr(b) && build.size()<4)
     {
       build.push_back(b);
@@ -219,9 +221,9 @@ std::string getip(std::string& str, const char* if_empty=nullptr, char sep=' ')
   {
     std::stringstream b;
     b << (int)local[3-build.size()];
-    build.insert(build.begin(), b.str());
+    build.insert(build.begin(), b.str().c_str());
   }
-  for(std::string s: build)
+  for(string s: build)
   {
     if (addr.length()) addr += '.';
     addr += s;
@@ -230,22 +232,22 @@ std::string getip(std::string& str, const char* if_empty=nullptr, char sep=' ')
   return addr;
 }
 
-std::map<std::string, std::string> vars;
+std::map<string, string> vars;
 
-std::set<std::string> commands = {
+std::set<string> commands = {
   "broker", "blink", "client", "connect",
   "create", "delete", "debug", "help", "interval",
   "list", "ls", "ip", "off", "on", "set",
   "publish", "reset", "subscribe", "unsubscribe", "view", "echo", "every"
 };
 
-void convertToCommand(std::string& search)
+void convertToCommand(string& search)
 {
   while(search[0]==' ') search.erase(0,1);
   if (search.length()==0) return;
-  std::string matches;
+  string matches;
   int count=0;
-  for(std::string cmd: commands)
+  for(string cmd: commands)
   {
     if (cmd.substr(0, search.length()) == search)
     {
@@ -263,7 +265,7 @@ void convertToCommand(std::string& search)
   }
 }
 
-void replace(const char* d, std::string& str, std::string srch, std::string to)
+void replace(const char* d, string& str, string srch, string to)
 {
   if (d[0] && d[1])
   {
@@ -271,7 +273,7 @@ void replace(const char* d, std::string& str, std::string srch, std::string to)
     to=d[0]+to+d[1];
 
     size_t pos = 0;
-    while((pos=str.find(srch, pos)) != std::string::npos)
+    while((pos=str.find(srch, pos)) != string::npos)
     {
       str.erase(pos, srch.length());
       str.insert(pos, to);
@@ -280,7 +282,7 @@ void replace(const char* d, std::string& str, std::string srch, std::string to)
   }
 }
 
-void replaceVars(std::string& cmd)
+void replaceVars(string& cmd)
 {
   cmd = ' '+cmd+' ';
 
@@ -291,12 +293,12 @@ void replaceVars(std::string& cmd)
     replace(" .", cmd, it.first, it.second);
     replace("  ", cmd, it.first, it.second);
   }
-  cmd.erase(0, cmd.find_first_not_of(" "));
-  cmd.erase(cmd.find_last_not_of(" ")+1);
+  cmd.erase(0, cmd.find_first_not_of(' '));
+  cmd.erase(cmd.find_last_not_of(' ')+1);
 
 }
 
-bool compare(std::string s, const char* cmd)
+bool compare(string s, const char* cmd)
 {
   uint8_t p=0;
   while(s[p++]==*cmd++)
@@ -307,11 +309,11 @@ bool compare(std::string s, const char* cmd)
   return false;
 }
 
-using ClientFunction = void(*)(std::string& cmd, MqttClient* publish);
+using ClientFunction = void(*)(string& cmd, MqttClient* publish);
 
 struct Every
 {
-  std::string cmd;
+  string cmd;
   uint32_t ms;
   uint32_t next;
   uint32_t underrun=0;
@@ -341,19 +343,19 @@ int16_t blink;
 
 std::vector<Every> everies;
 
-void onCommand(const std::string& command)
+void onCommand(const string& command)
 {
   Console << endl;
-  std::string cmd=command;
+  string cmd=command;
   if (cmd.substr(0,3)!="set") replaceVars(cmd);
   eval(cmd);
   Console << endl;
   Console.prompt();
 }
 
-void clientConnect(MqttClient* client, std::string& cmd)
+void clientConnect(MqttClient* client, string& cmd)
 {
-  std::string remote = getword(cmd);
+  string remote = getword(cmd);
   uint16_t port;
   auto it=list.find(remote);
   if (it != list.end())
@@ -369,18 +371,18 @@ void clientConnect(MqttClient* client, std::string& cmd)
   Console << (client->connected() ? "connected." : "not connected") << endl;
 }
 
-void eval(std::string& cmd)
+void eval(string& cmd)
 {
   while(cmd.length())
   {
     MqttError retval = MqttOk;
 
-    std::string s;
+    string s;
     MqttBroker* broker = nullptr;
     MqttClient* client = nullptr;
 
     // client.function notation
-    if (cmd.find('.') != std::string::npos &&
+    if (cmd.find('.') != string::npos &&
         cmd.find('.') < cmd.find(' '))
     {
       s=getword(cmd, nullptr, '.');
@@ -632,7 +634,7 @@ void eval(std::string& cmd)
     }
     else if (compare(s, "broker"))
     {
-      std::string id=getword(cmd);
+      string id=getword(cmd);
       if (clients.find(id) != clients.end())
       {
         Console << "A client already have that name" << endl;
@@ -663,7 +665,7 @@ void eval(std::string& cmd)
     }
     else if (compare(s, "client"))
     {
-      std::string id=getword(cmd);
+      string id=getword(cmd);
       if (brokers.find(id) != brokers.end())
       {
         Console << "A broker have that name" << endl;
@@ -700,7 +702,7 @@ void eval(std::string& cmd)
     }
     else if (compare(s, "set"))
     {
-      std::string name(getword(cmd));
+      string name(getword(cmd));
       if (name.length()==0)
       {
         for(auto it: vars)
@@ -812,7 +814,7 @@ void loop()
     if (not every.active) continue;
     if (every.ms && every.cmd.length() && ms > every.next)
     {
-      std::string cmd(every.cmd);
+      string cmd(every.cmd);
       eval(cmd);
       every.next += every.ms;
       if (ms > every.next and ms > every.underrun)
@@ -845,7 +847,6 @@ void loop()
     out++;
   }
 
-  static long count;
 #if defined(ESP9266)
   MDNS.update();
 #endif
diff --git a/src/StringIndexer.h b/src/StringIndexer.h
index ba51e9b..41db7be 100644
--- a/src/StringIndexer.h
+++ b/src/StringIndexer.h
@@ -3,10 +3,12 @@
 #include <assert.h>
 #include <map>
 #include <unordered_map>
-#include "TinyString.h"
+#include "TinyConsole.h"
 #include <string>
 #include <string.h>
 
+using string = TinyConsole::string;
+
 /***
  * Allows to store up to 255 different strings with one byte class
  * very memory efficient when one string is used many times.
@@ -17,7 +19,7 @@ class StringIndexer
 
   class StringCounter
   {
-    TinyString str;
+    string str;
     uint8_t used=0;
     friend class StringIndexer;
 
@@ -34,9 +36,9 @@ class StringIndexer
   public:
     using index_t = uint8_t;
 
-   static const TinyString& str(const index_t& index)
+   static const string& str(const index_t& index)
    {
-     static TinyString dummy;
+     static string dummy;
      const auto& it=strings.find(index);
      if (it == strings.end()) return dummy;
      return it->second.str;
@@ -82,7 +84,7 @@ class StringIndexer
       {
         if (strings.find(index)==strings.end())
         {
-          strings[index].str = TinyString(str, len);
+          strings[index].str = string(str, len);
           strings[index].used++;
           // Serial << "Creating index " << index << " for (" << strings[index].str.c_str() << ") len=" << len << endl;
           return index;
@@ -110,7 +112,7 @@ class IndexedString
       index=StringIndexer::strToIndex(str, len);
     }
 
-    IndexedString(const TinyString& str) : IndexedString(str.c_str(), str.length()) {};
+    IndexedString(const string& str) : IndexedString(str.c_str(), str.length()) {};
 
     ~IndexedString() { StringIndexer::release(index); }
 
@@ -131,7 +133,7 @@ class IndexedString
       return i1.index == i2.index;
     }
 
-    const TinyString& str() const { return StringIndexer::str(index); }
+    const string& str() const { return StringIndexer::str(index); }
 
     const StringIndexer::index_t& getIndex() const { return index; }
 
diff --git a/src/TinyMqtt.cpp b/src/TinyMqtt.cpp
index bda2846..8ef3fbe 100644
--- a/src/TinyMqtt.cpp
+++ b/src/TinyMqtt.cpp
@@ -52,7 +52,7 @@ MqttClient::MqttClient(MqttBroker* local_broker, TcpClient* new_client)
 #endif
 }
 
-MqttClient::MqttClient(MqttBroker* local_broker, const TinyString& id)
+MqttClient::MqttClient(MqttBroker* local_broker, const string& id)
   : local_broker(local_broker), clientId(id)
 {
   alive = 0;
@@ -97,7 +97,7 @@ void MqttClient::connect(MqttBroker* local)
   local_broker = local;
 }
 
-void MqttClient::connect(TinyString broker, uint16_t port, uint16_t ka)
+void MqttClient::connect(string broker, uint16_t port, uint16_t ka)
 {
   debug("MqttClient::connect_to_host " << broker << ':' << port);
   keep_alive = ka;
@@ -128,7 +128,7 @@ void MqttBroker::addClient(MqttClient* client)
   clients.push_back(client);
 }
 
-void MqttBroker::connect(const TinyString& host, uint16_t port)
+void MqttBroker::connect(const string& host, uint16_t port)
 {
   debug("MqttBroker::connect");
   if (remote_broker == nullptr) remote_broker = new MqttClient;
@@ -461,7 +461,7 @@ void MqttClient::processMessage(MqttMessage* mesg)
 
       // ClientId
       mesg->getString(payload, len);
-      clientId = TinyString(payload, len);
+      clientId = string(payload, len);
       payload += len;
 
       if (mqtt_flags & FlagWill)  // Will topic
@@ -539,11 +539,11 @@ void MqttClient::processMessage(MqttMessage* mesg)
         payload = header+2;
 
         debug("un/subscribe loop");
-        TinyString qoss;
+        string qoss;
         while(payload < mesg->end())
         {
           mesg->getString(payload, len);  // Topic
-          debug( "  topic (" << TinyString(payload, len) << ')');
+          debug( "  topic (" << string(payload, len) << ')');
           // subscribe(Topic(payload, len));
           Topic topic(payload, len);
 
@@ -597,7 +597,7 @@ void MqttClient::processMessage(MqttMessage* mesg)
         #if TINY_MQTT_DEBUG
           Console << "Received Publish (" << published.str().c_str() << ") size=" << (int)len << endl;
         #endif
-        // << '(' << TinyString(payload, len).c_str() << ')'  << " msglen=" << mesg->length() << endl;
+        // << '(' << string(payload, len).c_str() << ')'  << " msglen=" << mesg->length() << endl;
         if (qos) payload+=2;  // ignore packet identifier if any
         len=mesg->end()-payload;
         // TODO reset DUP
@@ -889,7 +889,7 @@ void MqttMessage::hexdump(const char* prefix) const
   (void)prefix;
 #if TINY_MQTT_DEBUG
   if (TinyMqtt::debug<2) return;
-  static std::map<Type, TinyString> tts={
+  static std::map<Type, string> tts={
     { Connect, "Connect" },
     { ConnAck, "Connack" },
     { Publish, "Publish" },
@@ -902,7 +902,7 @@ void MqttMessage::hexdump(const char* prefix) const
     { PingResp, "Pingresp" },
     { Disconnect, "Disconnect" }
   };
-  TinyString t("Unknown");
+  string t("Unknown");
   Type typ=static_cast<Type>(buffer[0] & 0xF0);
   if (tts.find(typ) != tts.end())
     t=tts[typ];
@@ -919,7 +919,7 @@ void MqttMessage::hexdump(const char* prefix) const
   const char* hex_to_str = " | ";
   const char* separator = hex_to_str;
   const char* half_sep = " - ";
-  TinyString ascii;
+  string ascii;
 
   Console << prefix << " size(" << buffer.size() << "), state=" << state << endl;
 
diff --git a/src/TinyMqtt.h b/src/TinyMqtt.h
index 6791ff3..c0702a1 100644
--- a/src/TinyMqtt.h
+++ b/src/TinyMqtt.h
@@ -68,13 +68,15 @@ enum __attribute__((packed)) MqttError
   MqttInvalidMessage=2,
 };
 
+using string = TinyConsole::string;
+
 class Topic : public IndexedString
 {
   public:
-    Topic(const TinyString& m) : IndexedString(m){}
+    Topic(const string& m) : IndexedString(m){}
     Topic(const char* s, uint8_t len) : IndexedString(s,len){}
     Topic(const char* s) : Topic(s, strlen(s)) {}
-    // Topic(const TinyString s) : Topic(s.c_str(), s.length()){};
+    // Topic(const string s) : Topic(s.c_str(), s.length()){};
 
     const char* c_str() const { return str().c_str(); }
 
@@ -123,7 +125,7 @@ class MqttMessage
     void incoming(char byte);
     void add(char byte) { incoming(byte); }
     void add(const char* p, size_t len, bool addLength=true );
-    void add(const TinyString& s) { add(s.c_str(), s.length()); }
+    void add(const string& s) { add(s.c_str(), s.length()); }
     void add(const Topic& t) { add(t.str()); }
     const char* end() const { return &buffer[0]+buffer.size(); }
     const char* getVHeader() const { return &buffer[vheader]; }
@@ -157,7 +159,7 @@ class MqttMessage
   private:
     void encodeLength();
 
-    TinyString buffer;
+    string buffer;
     uint8_t vheader;
     uint16_t size;  // bytes left to receive
     State state;
@@ -182,13 +184,13 @@ class MqttClient
 
     /** Constructor. Broker is the adress of a local broker if not null
         If you want to connect elsewhere, leave broker null and use connect() **/
-    MqttClient(MqttBroker* broker = nullptr, const TinyString& id = TINY_MQTT_DEFAULT_CLIENT_ID);
-    MqttClient(const TinyString& id) : MqttClient(nullptr, id){}
+    MqttClient(MqttBroker* broker = nullptr, const string& id = TINY_MQTT_DEFAULT_CLIENT_ID);
+    MqttClient(const string& id) : MqttClient(nullptr, id){}
 
     ~MqttClient();
 
     void connect(MqttBroker* local_broker);
-    void connect(TinyString broker, uint16_t port, uint16_t keep_alive = 10);
+    void connect(string broker, uint16_t port, uint16_t keep_alive = 10);
 
     // TODO it seems that connected returns true in tcp mode even if
     // no negociation occurred
@@ -203,8 +205,8 @@ class MqttClient
       if (tcp_client) tcp_client->write(buf, length);
     }
 
-    const TinyString& id() const { return clientId; }
-    void id(const TinyString& new_id) { clientId = new_id; }
+    const string& id() const { return clientId; }
+    void id(const string& new_id) { clientId = new_id; }
 
     /** Should be called in main loop() */
     void loop();
@@ -222,7 +224,7 @@ class MqttClient
     MqttError publish(const Topic&, const char* payload, size_t pay_length);
     MqttError publish(const Topic& t, const char* payload) { return publish(t, payload, strlen(payload)); }
     MqttError publish(const Topic& t, const String& s) { return publish(t, s.c_str(), s.length()); }
-    MqttError publish(const Topic& t, const TinyString& s) { return publish(t,s.c_str(),s.length());}
+    MqttError publish(const Topic& t, const string& s) { return publish(t,s.c_str(),s.length());}
     MqttError publish(const Topic& t) { return publish(t, nullptr, 0);};
 
     MqttError subscribe(Topic topic, uint8_t qos=0);
@@ -233,7 +235,7 @@ class MqttClient
     // TODO seems to be useless
     bool isLocal() const { return tcp_client == nullptr; }
 
-    void dump(TinyString indent="")
+    void dump(string indent="")
     {
       (void)indent;
       #if TINY_MQTT_DEBUG
@@ -299,7 +301,7 @@ class MqttClient
 
     TcpClient* tcp_client=nullptr;    // connection to remote broker
     std::set<Topic>  subscriptions;
-    TinyString clientId;
+    string clientId;
     CallBack callback = nullptr;
 };
 
@@ -319,12 +321,12 @@ class MqttBroker
     void begin() { server->begin(); }
     void loop();
 
-    void connect(const TinyString& host, uint16_t port=1883);
+    void connect(const string& host, uint16_t port=1883);
     bool connected() const { return state == Connected; }
 
     size_t clientsCount() const { return clients.size(); }
 
-    void dump(TinyString indent="")
+    void dump(string indent="")
     {
       for(auto client: clients)
         client->dump(indent);
diff --git a/tests/local-tests/local-tests.ino b/tests/local-tests/local-tests.ino
index f102055..ec74611 100644
--- a/tests/local-tests/local-tests.ino
+++ b/tests/local-tests/local-tests.ino
@@ -12,9 +12,11 @@
   * Also, this will allow to mock and thus run Action on github
   **/
 
+using string = TinyConsole::string;
+
 MqttBroker broker(1883);
 
-std::map<TinyString, std::map<Topic, int>>  published;    // map[client_id] => map[topic] = count
+std::map<string, std::map<Topic, int>>  published;    // map[client_id] => map[topic] = count
 
 const char* lastPayload;
 size_t lastLength;
diff --git a/tests/network-tests/network-tests.ino b/tests/network-tests/network-tests.ino
index 3e1ca00..2e83106 100644
--- a/tests/network-tests/network-tests.ino
+++ b/tests/network-tests/network-tests.ino
@@ -16,6 +16,8 @@
   * Checks with a local broker. Clients must connect to the local broker
   **/
 
+using string = TinyConsole::string;
+
 // if ascii_pos = 0, no ascii dump, else ascii dump starts after column ascii_pos
 std::string bufferToHexa(const uint8_t* buffer, size_t length, char sep = 0, size_t ascii_pos = 0)
 {
@@ -78,7 +80,7 @@ String toString(const IPAddress& ip)
 
 MqttBroker broker(1883);
 
-std::map<TinyString, std::map<Topic, int>>  published;    // map[client_id] => map[topic] = count
+std::map<string, std::map<Topic, int>>  published;    // map[client_id] => map[topic] = count
 
 char* lastPayload = nullptr;
 size_t lastLength;
diff --git a/tests/nowifi-tests/nowifi-tests.ino b/tests/nowifi-tests/nowifi-tests.ino
index 813d2ea..7fbd073 100644
--- a/tests/nowifi-tests/nowifi-tests.ino
+++ b/tests/nowifi-tests/nowifi-tests.ino
@@ -11,9 +11,11 @@
   * Checks with a local broker. Clients must connect to the local broker
   **/
 
+using string = TinyConsole::string;
+
 MqttBroker broker(1883);
 
-std::map<TinyString, std::map<Topic, int>>  published;    // map[client_id] => map[topic] = count
+std::map<string, std::map<Topic, int>>  published;    // map[client_id] => map[topic] = count
 
 char* lastPayload = nullptr;
 size_t lastLength;
diff --git a/tests/string-indexer-tests/string-indexer-tests.ino b/tests/string-indexer-tests/string-indexer-tests.ino
index b1f856b..23e0ffc 100644
--- a/tests/string-indexer-tests/string-indexer-tests.ino
+++ b/tests/string-indexer-tests/string-indexer-tests.ino
@@ -9,6 +9,8 @@
   *
   **/
 
+using string = TinyConsole::string;
+
 test(indexer_empty)
 {
   assertEqual(StringIndexer::count(), 0);
@@ -82,7 +84,7 @@ test(indexer_indexed_operator_eq)
 
 test(indexer_get_string)
 {
-  TinyString sone("one");
+  string sone("one");
   IndexedString one(sone);
 
   assertTrue(sone==one.str());