diff --git a/Indicators/MyIndicators/Quant/VolatilityRegime_MTF_Pro.mq5 b/Indicators/MyIndicators/Quant/VolatilityRegime_MTF_Pro.mq5
new file mode 100644
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+++ b/Indicators/MyIndicators/Quant/VolatilityRegime_MTF_Pro.mq5
@@ -0,0 +1,179 @@
+//+------------------------------------------------------------------+
+//|                                     VolatilityRegime_MTF_Pro.mq5 |
+//|                                          Copyright 2026, xxxxxxxx|
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2026, xxxxxxxx"
+#property version   "1.00"
+#property description "Volatility Regime (Multi-Timeframe)."
+#property description "Displays Higher Timeframe ATR Ratio (Fast/Slow)."
+
+#property indicator_separate_window
+#property indicator_buffers 2
+#property indicator_plots   1
+
+// Level 1.0
+#property indicator_level1 1.0
+#property indicator_levelcolor clrSilver
+#property indicator_levelstyle STYLE_DOT
+
+// Plot: Regime Histogram
+#property indicator_label1  "Vola Ratio MTF"
+#property indicator_type1   DRAW_COLOR_HISTOGRAM
+// Colors: Contracting(Gray), Expanding(Lime)
+#property indicator_color1  clrGray, clrLime
+#property indicator_style1  STYLE_SOLID
+#property indicator_width1  2
+
+#include <MyIncludes\ATR_Calculator.mqh>
+
+//--- Input Parameters
+input ENUM_TIMEFRAMES   InpTimeframe      = PERIOD_H1;    // Target Timeframe
+input int               InpPeriodFast     = 5;            // Short-term Volatility
+input int               InpPeriodSlow     = 50;           // Long-term Baseline
+input double            InpThreshold      = 1.0;          // Expansion Threshold
+
+//--- Buffers
+double BufRatio[];
+double BufColor[];
+
+//--- Internal HTF Data
+double h_open[], h_high[], h_low[], h_close[];
+datetime h_time[];
+
+double h_atr_f[], h_atr_s[]; // HTF ATR results
+double h_res[]; // HTF Ratio result
+
+CATRCalculator *g_atr_fast;
+CATRCalculator *g_atr_slow;
+
+//+------------------------------------------------------------------+
+//| Init                                                             |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+   if(InpTimeframe <= Period() && InpTimeframe != PERIOD_CURRENT)
+     {
+      Print("Warning: Target Timeframe should be > Current Timeframe.");
+     }
+
+   SetIndexBuffer(0, BufRatio, INDICATOR_DATA);
+   SetIndexBuffer(1, BufColor, INDICATOR_COLOR_INDEX);
+
+   string tf_name = StringSubstr(EnumToString(InpTimeframe), 7);
+   string name = StringFormat("VolaRegime MTF %s(%d/%d)", tf_name, InpPeriodFast, InpPeriodSlow);
+   IndicatorSetString(INDICATOR_SHORTNAME, name);
+   IndicatorSetInteger(INDICATOR_DIGITS, 2);
+
+   g_atr_fast = new CATRCalculator();
+   if(!g_atr_fast.Init(InpPeriodFast, ATR_POINTS))
+      return INIT_FAILED;
+
+   g_atr_slow = new CATRCalculator();
+   if(!g_atr_slow.Init(InpPeriodSlow, ATR_POINTS))
+      return INIT_FAILED;
+
+   return(INIT_SUCCEEDED);
+  }
+
+//+------------------------------------------------------------------+
+//|                                                                  |
+//+------------------------------------------------------------------+
+void OnDeinit(const int r)
+  {
+   if(CheckPointer(g_atr_fast)==POINTER_DYNAMIC)
+      delete g_atr_fast;
+   if(CheckPointer(g_atr_slow)==POINTER_DYNAMIC)
+      delete g_atr_slow;
+  }
+
+//+------------------------------------------------------------------+
+//| Calculate                                                        |
+//+------------------------------------------------------------------+
+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[])
+  {
+// 1. Fetch HTF Data
+   int htf_bars = iBars(_Symbol, InpTimeframe);
+   if(htf_bars < InpPeriodSlow + 10)
+      return 0;
+
+   int count = MathMin(htf_bars, 3000);
+
+   ArraySetAsSeries(h_time, false);
+   ArraySetAsSeries(h_open, false);
+   ArraySetAsSeries(h_high, false);
+   ArraySetAsSeries(h_low, false);
+   ArraySetAsSeries(h_close, false);
+
+   if(CopyTime(_Symbol, InpTimeframe, 0, count, h_time) != count)
+      return 0;
+   if(CopyOpen(_Symbol, InpTimeframe, 0, count, h_open) != count)
+      return 0;
+   if(CopyHigh(_Symbol, InpTimeframe, 0, count, h_high) != count)
+      return 0;
+   if(CopyLow(_Symbol, InpTimeframe, 0, count, h_low) != count)
+      return 0;
+   if(CopyClose(_Symbol, InpTimeframe, 0, count, h_close) != count)
+      return 0;
+
+// 2. Calc on HTF
+   if(ArraySize(h_atr_f) != count)
+     {
+      ArrayResize(h_atr_f, count);
+      ArrayResize(h_atr_s, count);
+      ArrayResize(h_res, count);
+     }
+
+   g_atr_fast.Calculate(count, 0, h_open, h_high, h_low, h_close, h_atr_f);
+   g_atr_slow.Calculate(count, 0, h_open, h_high, h_low, h_close, h_atr_s);
+
+   for(int i=0; i<count; i++)
+     {
+      if(h_atr_s[i] > 0)
+         h_res[i] = h_atr_f[i] / h_atr_s[i];
+      else
+         h_res[i] = 1.0;
+     }
+
+// 3. Map to Current Chart
+   int start = (prev_calculated > 0) ? prev_calculated - 1 : 0;
+
+   for(int i = start; i < rates_total; i++)
+     {
+      datetime t = time[i];
+      int shift_htf = iBarShift(_Symbol, InpTimeframe, t, false);
+
+      if(shift_htf >= 0)
+        {
+         int idx_htf = count - 1 - shift_htf;
+
+         if(idx_htf >= 0 && idx_htf < count)
+           {
+            double val = h_res[idx_htf];
+            BufRatio[i] = val;
+
+            // Color Logic
+            if(val >= InpThreshold)
+               BufColor[i] = 1.0; // Lime
+            else
+               BufColor[i] = 0.0; // Gray
+           }
+         else
+           {
+            BufRatio[i] = EMPTY_VALUE;
+           }
+        }
+     }
+
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+