diff --git a/Indicators/MyIndicators/AD_HeikinAshi.mq5 b/Indicators/MyIndicators/AD_HeikinAshi.mq5
new file mode 100644
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+++ b/Indicators/MyIndicators/AD_HeikinAshi.mq5
@@ -0,0 +1,113 @@
+//+------------------------------------------------------------------+
+//|                                           AD_HeikinAshi.mq5      |
+//|                      Copyright 2025, xxxxxxxx                    |
+//|                                                                  |
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2025, xxxxxxxx"
+#property link      ""
+#property version   "1.00"
+#property description "Accumulation/Distribution Line on Heikin Ashi data"
+
+#include <MyIncludes\HeikinAshi_Tools.mqh>
+
+//--- Indicator Window and Plot Properties ---
+#property indicator_separate_window
+#property indicator_buffers 1
+#property indicator_plots   1
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  clrLightSeaGreen
+#property indicator_label1  "HA_A/D"
+
+//--- Input Parameters ---
+input ENUM_APPLIED_VOLUME InpVolumeType = VOLUME_TICK; // Volume type
+
+//--- Indicator Buffers ---
+double    BufferAD[];
+
+//--- Global Objects and Variables ---
+CHeikinAshi_Calculator   *g_ha_calculator;
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function.                        |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+   SetIndexBuffer(0, BufferAD, INDICATOR_DATA);
+   ArraySetAsSeries(BufferAD, false);
+
+   IndicatorSetInteger(INDICATOR_DIGITS, 0);
+   IndicatorSetString(INDICATOR_SHORTNAME, "HA_A/D");
+   PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, 1);
+
+   g_ha_calculator = new CHeikinAshi_Calculator();
+   if(CheckPointer(g_ha_calculator) == POINTER_INVALID)
+     {
+      Print("Error creating CHeikinAshi_Calculator object");
+      return(INIT_FAILED);
+     }
+   return(INIT_SUCCEEDED);
+  }
+
+//+------------------------------------------------------------------+
+//| Custom indicator deinitialization function.                      |
+//+------------------------------------------------------------------+
+void OnDeinit(const int reason)
+  {
+   if(CheckPointer(g_ha_calculator) != POINTER_INVALID)
+     {
+      delete g_ha_calculator;
+      g_ha_calculator = NULL;
+     }
+  }
+
+//+------------------------------------------------------------------+
+//| A/D on Heikin Ashi calculation function.                         |
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total,
+                const int prev_calculated,
+                const datetime &time[],
+                const double &open[],
+                const double &high[],
+                const double &low[],
+                const double &close[],
+                const long &tick_volume[],
+                const long &volume[],
+                const int &spread[])
+  {
+   if(rates_total < 2)
+      return(0);
+
+//--- Intermediate Heikin Ashi Buffers
+   double ha_open[], ha_high[], ha_low[], ha_close[];
+   ArrayResize(ha_open, rates_total);
+   ArrayResize(ha_high, rates_total);
+   ArrayResize(ha_low, rates_total);
+   ArrayResize(ha_close, rates_total);
+
+//--- STEP 1: Calculate Heikin Ashi bars
+   g_ha_calculator.Calculate(rates_total, open, high, low, close, ha_open, ha_high, ha_low, ha_close);
+
+//--- STEP 2: Main calculation loop on HA data
+   for(int i = 0; i < rates_total; i++)
+     {
+      double mfm = 0; // Money Flow Multiplier
+      double range = ha_high[i] - ha_low[i];
+
+      if(range > 0)
+        {
+         mfm = ((ha_close[i] - ha_low[i]) - (ha_high[i] - ha_close[i])) / range;
+        }
+
+      long current_volume = (InpVolumeType == VOLUME_TICK) ? tick_volume[i] : volume[i];
+      double mfv = mfm * current_volume; // Money Flow Volume
+
+      if(i > 0)
+         BufferAD[i] = BufferAD[i-1] + mfv;
+      else
+         BufferAD[i] = mfv; // First value
+     }
+
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+