diff --git a/headers/ascii.h b/headers/ascii.h
index 1c6ebab..f834458 100644
--- a/headers/ascii.h
+++ b/headers/ascii.h
@@ -24,6 +24,7 @@ typedef struct parameter{
     bool onlyOct;           //--oct  shows only octa in output table
     bool onlyDec;           //--dec  shows only dec in output table
     bool onlyHex;           //--hex  shows only hex in output table
+    bool onlyBin;           //--bin  shows Binary in output table
 
     bool onlyChar;          // hardcoded and set to true(1) always shows `chr` column
     bool _onlyAll;          // if all only* 3 are false this will be set to true
diff --git a/src/ascii.c b/src/ascii.c
index d08ea2f..576046c 100644
--- a/src/ascii.c
+++ b/src/ascii.c
@@ -109,6 +109,7 @@ asciiParams parseParameter(int argv, char** args){
         else if(strcmp(args[i],"--octa") == 0) params.onlyOct = true;
         else if(strcmp(args[i],"--dec") == 0) params.onlyDec = true;
         else if(strcmp(args[i],"--hex") == 0) params.onlyHex = true;
+        else if(strcmp(args[i],"--bin") == 0) params.onlyBin = true;
         // else if(strcmp(args[i],"--char") == 0) params.onlyChar = true;
 
         else if(strcmp(args[i],"--asc")==0)  params.order = 1;
@@ -157,7 +158,7 @@ void removeDuplicateChars(asciiParams *params){
     params->contentSize = idx;
 
     strncpy(tmp, params->content, idx);tmp[idx] = '\0';
-    free(params->content);
+    // free(params->content);
     params->content = tmp;
 }
 
diff --git a/src/ascii.h b/src/ascii.h
index 1c6ebab..6e9a236 100644
--- a/src/ascii.h
+++ b/src/ascii.h
@@ -27,6 +27,7 @@ typedef struct parameter{
 
     bool onlyChar;          // hardcoded and set to true(1) always shows `chr` column
     bool _onlyAll;          // if all only* 3 are false this will be set to true
+    bool onlyBin;           //--bin  shows Binary in output table
     
     uint8_t* content;       // " " content / data (user input)
     uint16_t contentSize;   // content size 
diff --git a/src/main.c b/src/main.c
index de2fd49..0028deb 100644
--- a/src/main.c
+++ b/src/main.c
@@ -33,14 +33,36 @@ void printData(asciiParams params){
             procCol = currCol;
         }
 
-        snprintf(tmp, sizeof(tmp), "%03o  ", params.content[s]);
-        if(params.onlyOct || params._onlyAll) strcat(lines[currRow],tmp);
+        if(params.onlyOct || params._onlyAll){
+            snprintf(tmp, sizeof(tmp), "%03o  ", params.content[s]);
+            strcat(lines[currRow],tmp);
+        }
+
+        if(params.onlyDec || params._onlyAll){
+            snprintf(tmp, sizeof(tmp), "%3d  ", params.content[s]);
+            strcat(lines[currRow],tmp);
+        }
 
-        snprintf(tmp, sizeof(tmp), "%3d  ", params.content[s]);
-        if(params.onlyDec || params._onlyAll) strcat(lines[currRow],tmp);
+        if(params.onlyHex || params._onlyAll){
+            snprintf(tmp, sizeof(tmp), " %2X  ", params.content[s]);
+            strcat(lines[currRow],tmp);
+        }
 
-        snprintf(tmp, sizeof(tmp), " %2X  ", params.content[s]);
-        if(params.onlyHex || params._onlyAll) strcat(lines[currRow],tmp);
+        if(params.onlyBin /*|| params._onlyAll*/){
+            uint8_t index = 0; uint8_t content = params.content[s];
+            uint8_t binStr[9] = "00000000\0";
+
+            for(uint8_t i = 128; i > 0 && content != 0; i=(i/2)){
+                if(content >= i){
+                    binStr[index] = '1';
+                    content -= i;
+                }
+                index++;
+            }
+            
+            snprintf(tmp, sizeof(tmp), "%s  ",  binStr);
+            strcat(lines[currRow],tmp);
+        }
 
         if(isPrintable(params.content[s])){
             snprintf(tmp, sizeof(tmp),YEL"%c "RESET, params.content[s]);
@@ -64,12 +86,13 @@ void printData(asciiParams params){
         s++;
     }
 
-    uint16_t colLineLength = (params.onlyOct || params._onlyAll?5:0) + (params.onlyDec || params._onlyAll?5:0) + (params.onlyHex || params._onlyAll?5:0) + (params.onlyChar || params._onlyAll?5:0);
+    uint16_t colLineLength = (params.onlyOct || params._onlyAll?5:0) + (params.onlyDec || params._onlyAll?5:0) + (params.onlyHex || params._onlyAll?5:0) + (params.onlyBin /*|| params._onlyAll*/?10:0) + (params.onlyChar || params._onlyAll?5:0);
     
     for(uint8_t i = 0; i < col; i++){
         if(params.onlyOct || params._onlyAll)  printf("Oct  ");
         if(params.onlyDec || params._onlyAll)  printf("Dec  ");
         if(params.onlyHex || params._onlyAll)  printf("Hex  ");
+        if(params.onlyBin /*|| params._onlyAll*/)  printf("Binary    ");
         if(params.onlyChar|| params._onlyAll)  printf(YEL"Chr"RESET);
 
         if(col != i+1){
@@ -85,8 +108,8 @@ void printData(asciiParams params){
         uint8_t* hyphens = (uint8_t*)calloc( (size_t)maxLength[i],sizeof(uint8_t));
         memset(hyphens, (uint8_t)45, sizeof(uint8_t) * (size_t)maxLength[i]);
 
-        uint8_t* fHyphens = (uint8_t*)calloc( params._onlyAll?19:(params.onlyDec?5:0) + (params.onlyOct?5:0) + (params.onlyHex?5:0) + (params.onlyChar?4:0),sizeof(uint8_t));
-        memset(fHyphens, (uint8_t)45, sizeof(uint8_t) * (params._onlyAll?19:(params.onlyDec?5:0) + (params.onlyOct?5:0) + (params.onlyHex?5:0) + (params.onlyChar?4:0)));
+        uint8_t* fHyphens = (uint8_t*)calloc( params._onlyAll?(params.onlyBin?19+10:19):(params.onlyDec?5:0) + (params.onlyOct?5:0) + (params.onlyHex?5:0) + (params.onlyBin?10:0) + (params.onlyChar?4:0),sizeof(uint8_t));
+        memset(fHyphens, (uint8_t)45, sizeof(uint8_t) * (params._onlyAll?(params.onlyBin?19+10:19):(params.onlyDec?5:0) + (params.onlyOct?5:0) + (params.onlyHex?5:0) + (params.onlyBin?10:0) + (params.onlyChar?4:0)));
         
         printf("%s%s",fHyphens,hyphens);
         if(col-1 != i) printf("+--");
@@ -101,8 +124,8 @@ void printData(asciiParams params){
         uint8_t* hyphens = (uint8_t*)calloc( (size_t)maxLength[i],sizeof(uint8_t));
         memset(hyphens, (uint8_t)45, sizeof(uint8_t) * (size_t)maxLength[i]);
 
-        uint8_t* fHyphens = (uint8_t*)calloc( params._onlyAll?19:(params.onlyDec?5:0) + (params.onlyOct?5:0) + (params.onlyHex?5:0) + (params.onlyChar?4:0),sizeof(uint8_t));
-        memset(fHyphens, (uint8_t)45, sizeof(uint8_t) * (params._onlyAll?19:(params.onlyDec?5:0) + (params.onlyOct?5:0) + (params.onlyHex?5:0) + (params.onlyChar?4:0)));
+        uint8_t* fHyphens = (uint8_t*)calloc( params._onlyAll?(params.onlyBin?19+10:19):(params.onlyDec?5:0) + (params.onlyOct?5:0) + (params.onlyHex?5:0) + (params.onlyBin?10:0) + (params.onlyChar?4:0),sizeof(uint8_t));
+        memset(fHyphens, (uint8_t)45, sizeof(uint8_t) * (params._onlyAll?(params.onlyBin?19+10:19):(params.onlyDec?5:0) + (params.onlyOct?5:0) + (params.onlyHex?5:0) + (params.onlyBin?10:0) + (params.onlyChar?4:0)));
         
         printf("%s%s",fHyphens,hyphens);
         if(col-1 != i) printf("+--");