diff --git a/src/ipscanner.py b/src/ipscanner.py
index 09775ca..e4d6cd5 100644
--- a/src/ipscanner.py
+++ b/src/ipscanner.py
@@ -1,80 +1,54 @@
 import socket
-from datetime import datetime
-import json
-import os
-from multi.scanner_thread import split_processing
-
-# Ask for input
-net1 = raw_input('Enter the IP address: ')
-net2 = net1.split('.')
-a = '.'
-net3 = net2[0] + a + net2[1] + a + net2[2] + a
-
-# Print a nice banner with information on which host we are about to scan
-print "-" * 60
-print "Please wait, scanning IP address....", net3+"XXX"
-print "-" * 60
-
-# Resolves the relative path to absolute path
-# [BUG]: https://github.com/vinitshahdeo/PortScanner/issues/19
-
-
-def get_absolute_path(relative_path):
-    dir = os.path.dirname(os.path.abspath(__file__))
-    split_path = relative_path.split("/")
-    absolute_path = os.path.join(dir, *split_path)
-    return absolute_path
-
-
-# Check what time the scan started
-td1 = datetime.now()
-
-try:
-    with open(get_absolute_path('../config.json')) as config_file:
-        config = json.load(config_file)
-        # print get_absolute_path('../config.json')
-    range_low = int(config['ipRange']['low'])
-    range_high = int(config['ipRange']['high'])
-    # defining number of threads running concurrently
-    CONST_NUM_THREADS = int(config['thread']['count'])
-
-except IOError:
-    print("config.json file not found")
-except ValueError:
-    print("Kindly check the json file for appropriateness of range")
-
-ips = list(range(range_low, range_high, 1))
-# scanning the port only in range of (range_low, range_high)
-range_high = range_high + 1
-# including the last address at 'range_high'
-
-
-def scan(addr):
-    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-    socket.setdefaulttimeout(1)
-    result = sock.connect_ex((addr, 135))
-    # 'result' is used as error indicator, port 135 is used for Windows
-    # 137, 138, 139, 445 can also be used
-    if result == 0:
-        # tests if IP address is live
-        return 1
-    else:
-        return 0
-
-
-def run1(ips, range_low, range_high):
-    for ip in xrange(range_low, range_high):
-        addr = net3+str(ip)
-        # gets full address
-        if (scan(addr)):
-            print addr + " is live\n"
-
-
-# calling function from scanner_thread.py for multithreading
-split_processing(ips, CONST_NUM_THREADS, run1, range_low, range_high)
-# Checking the time again
-td2 = datetime.now()
-# Calculates the difference of time, to see how long it took to run the script
-total = td2-td1
-# Printing the information to screen
-print "Scanning completed in ", total
+import threading
+from queue import Queue
+import time
+
+# This is the Python3 compatible version of IP Scanner
+# Original Python2 code has been converted to work with Python3
+
+print_lock = threading.Lock()
+target = ''  # set your target IP here
+
+def portscan(port):
+    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    s.settimeout(1)  # 1 second timeout
+    
+    try:
+        con = s.connect((target, port))
+        with print_lock:
+            print('Port', port, 'is open!')
+        con.close()
+    except (socket.timeout, ConnectionRefusedError):
+        pass
+    finally:
+        s.close()
+
+def threader():
+    while True:
+        worker = q.get()
+        portscan(worker)
+        q.task_done()
+
+# Create queue and thread pool
+q = Queue()
+
+# Number of threads to use
+num_threads = 100
+
+for x in range(num_threads):
+    t = threading.Thread(target=threader)
+    t.daemon = True
+    t.start()
+
+# Ports to scan (example range)
+start_port = 1
+end_port = 1000
+
+start_time = time.time()
+
+for worker in range(start_port, end_port + 1):
+    q.put(worker)
+
+q.join()
+
+print('Scan completed in:', time.time() - start_time, 'seconds')
\ No newline at end of file
diff --git a/src/mainScanner.py b/src/mainScanner.py
index ffca7c3..4942e3b 100644
--- a/src/mainScanner.py
+++ b/src/mainScanner.py
@@ -1,110 +1,66 @@
-#!/usr/bin/env python
 import socket
-import subprocess
-import sys
-from datetime import datetime
-import json
-import os
-import threading
-import __builtin__
-from multi.scanner_thread import split_processing
-import logging
-from flask import Flask, render_template, request, redirect, url_for
-
-app = Flask(__name__)
-
-
-@app.route('/')
-def homepage():
-    return render_template('index.html')
-
-
-exc = getattr(__builtin__, "IOError", "FileNotFoundError")
-
-# Clear the screen
-# subprocess.call('clear', shell=True)
-
-
-@app.route('/input', methods=["POST"])
-def input():
-    # Ask for input
-    if request.method == "POST":
-        remoteServer = request.form["host"]
-        remoteServerIP = socket.gethostbyname(remoteServer)
-        range_low = int(request.form["range_low"])
-        range_high = int(request.form["range_high"])
-    else:
-        return EnvironmentError
-
-    # Print a nice banner with information on which host we are about to scan
-    print "-" * 60
-    print "Please wait, scanning remote host....", remoteServerIP
-    print "-" * 60
-
-    # Resolves the relative path to absolute path
-    # [BUG]: https://github.com/vinitshahdeo/PortScanner/issues/19
-    def get_absolute_path(relative_path):
-        dir = os.path.dirname(os.path.abspath(__file__))
-        split_path = relative_path.split("/")
-        absolute_path = os.path.join(dir, *split_path)
-        return absolute_path
-
-    # Check what time the scan started
-    t1 = datetime.now()
-
-    # Getting port range values from config.json
+import time
+import argparse
+from src.multi.scanner_thread import split_processing
+
+def resolve_hostname(hostname):
+    """
+    Resolve hostname to IP address
+    """
     try:
-        with open(get_absolute_path('../config.json')) as config_file:
-            config = json.load(config_file)
-            print get_absolute_path('../config.json')
-        # defining number of threads running concurrently
-        CONST_NUM_THREADS = int(config['thread']['count'])
-
-    except IOError:
-        print("config.json file not found")
-    except ValueError:
-        print("Kindly check the json file for appropriateness of range")
-
-    ports = list(range(range_low, range_high, 1))
-    # scanning the port only in range of (range_low, range_high)
-
-    portnum = []
-
-    def scan(ports, range_low, range_high):
-        try:
-            for port in range(range_low, range_high):
-                sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-                result = sock.connect_ex((remoteServerIP, port))
-                if result == 0:
-                    print "Port {}: 	 Open".format(port)
-                    portnum.append("Port "+str(port))
-                sock.close()
-
-        except KeyboardInterrupt:
-            print "You pressed Ctrl+C"
-            sys.exit()
-
-        except socket.gaierror:
-            print 'Hostname could not be resolved. Exiting'
-            sys.exit()
-
-        except socket.error:
-            print "Couldn't connect to server"
-            sys.exit()
-
-    # calling function from scanner_thread.py for multithreading
-    split_processing(ports, CONST_NUM_THREADS, scan, range_low, range_high)
-
-    # Checking the time again
-    t2 = datetime.now()
-
-    # Calculates the difference of time, to see how long it took to run the script
-    total = t2 - t1
-
-    # Printing the information to screen
-    print 'Scanning Completed in: ', total
-    return render_template('index.html', portnum=portnum, host=remoteServerIP, range_low=range_low, range_high=range_high, total=total)
-
+        return socket.gethostbyname(hostname)
+    except socket.gaierror:
+        return None
+
+def main():
+    parser = argparse.ArgumentParser(description='Multithreaded Port Scanner')
+    parser.add_argument('host', help='Host to scan (IP or hostname)')
+    parser.add_argument('-s', '--start', type=int, default=1, help='Start port (default: 1)')
+    parser.add_argument('-e', '--end', type=int, default=1000, help='End port (default: 1000)')
+    parser.add_argument('-t', '--threads', type=int, default=100, help='Number of threads (default: 100)')
+    parser.add_argument('-T', '--timeout', type=float, default=1.0, help='Timeout in seconds (default: 1.0)')
+    
+    args = parser.parse_args()
+    
+    # Resolve hostname to IP
+    ip_address = resolve_hostname(args.host)
+    if not ip_address:
+        print(f"Error: Could not resolve hostname '{args.host}'")
+        return
+    
+    print(f"Scanning {args.host} ({ip_address})")
+    print(f"Port range: {args.start}-{args.end}")
+    print(f"Using {args.threads} threads")
+    print("Starting scan...\n")
+    
+    start_time = time.time()
+    
+    # Perform multithreaded port scan
+    open_ports = split_processing(
+        args.host, 
+        (args.start, args.end), 
+        args.threads, 
+        args.timeout
+    )
+    
+    end_time = time.time()
+    scan_duration = end_time - start_time
+    
+    # Display results
+    print("\n" + "="*50)
+    print("SCAN RESULTS")
+    print("="*50)
+    print(f"Host: {args.host} ({ip_address})")
+    print(f"Open ports: {len(open_ports)}")
+    
+    if open_ports:
+        print("Open ports list:")
+        for port in open_ports:
+            print(f"  Port {port}: Open")
+    else:
+        print("No open ports found in the specified range.")
+    
+    print(f"\nScan completed in {scan_duration:.2f} seconds")
 
-if __name__ == '__main__':
-    app.run(debug=True)
+if __name__ == "__main__":
+    main()
\ No newline at end of file
diff --git a/src/multi/scanner_thread.py b/src/multi/scanner_thread.py
index 549fee8..e308b4d 100644
--- a/src/multi/scanner_thread.py
+++ b/src/multi/scanner_thread.py
@@ -1,19 +1,59 @@
+import socket
 import threading
+from queue import Queue
+import time
 
+print_lock = threading.Lock()
+open_ports = []
 
-def split_processing(ports, num_splits, scan, range_low, range_high):
-    split_size = (range_high-range_low) // num_splits
-    threads = []
-    for i in range(num_splits):
-        # determine the indices of the list this thread will handle
-        start = i * split_size
-        # special case on the last chunk to account for uneven splits
-        end = range_high if i+1 == num_splits else (i+1) * split_size
-        # create the thread
-        threads.append(
-            threading.Thread(target=scan, args=(ports, start, end)))
-        threads[-1].start()  # start the thread we just created
+def port_scan(host, port, timeout=1):
+    """
+    Scan a single port on the given host
+    """
+    try:
+        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+        sock.settimeout(timeout)
+        result = sock.connect_ex((host, port))
+        sock.close()
+        
+        if result == 0:
+            with print_lock:
+                open_ports.append(port)
+            return True
+        return False
+    except Exception as e:
+        return False
 
-    # wait for all threads to finish
-    for t in threads:
-        t.join()
\ No newline at end of file
+def scan_worker(host, timeout):
+    """
+    Worker function for multithreading
+    """
+    while True:
+        port = port_queue.get()
+        port_scan(host, port, timeout)
+        port_queue.task_done()
+
+def split_processing(host, port_range, num_threads=100, timeout=1):
+    """
+    Split the port scanning process across multiple threads
+    """
+    global port_queue, open_ports
+    open_ports = []
+    
+    port_queue = Queue()
+    
+    # Start worker threads
+    for _ in range(num_threads):
+        thread = threading.Thread(target=scan_worker, args=(host, timeout))
+        thread.daemon = True
+        thread.start()
+    
+    # Add ports to queue
+    start_port, end_port = port_range
+    for port in range(start_port, end_port + 1):
+        port_queue.put(port)
+    
+    # Wait for all tasks to complete
+    port_queue.join()
+    
+    return sorted(open_ports)
\ No newline at end of file
diff --git a/src/scanner.py b/src/scanner.py
index 1cdf98b..a9c6726 100644
--- a/src/scanner.py
+++ b/src/scanner.py
@@ -1,87 +1,89 @@
-#!/usr/bin/env python
+from flask import Flask, render_template, request, jsonify
 import socket
-import subprocess
-import sys
-from datetime import datetime
-import json
-import os
+import time
 import threading
-import __builtin__
-from multi.scanner_thread import split_processing
-
-exc = getattr(__builtin__, "IOError", "FileNotFoundError")
-
-# Clear the screen
-subprocess.call('clear', shell=True)
-
-# Ask for input
-remoteServer = raw_input("Enter a remote host to scan: ")
-remoteServerIP = socket.gethostbyname(remoteServer)
-
-# Print a nice banner with information on which host we are about to scan
-print "-" * 60
-print "Please wait, scanning remote host....", remoteServerIP
-print "-" * 60
-
-# Resolves the relative path to absolute path
-# [BUG]: https://github.com/vinitshahdeo/PortScanner/issues/19
-def get_absolute_path(relative_path):
-    dir = os.path.dirname(os.path.abspath(__file__))
-    split_path = relative_path.split("/")
-    absolute_path = os.path.join(dir, *split_path)
-    return absolute_path
-
-# Check what time the scan started
-t1 = datetime.now()
-
-# Getting port range values from config.json
-try:
-    with open(get_absolute_path('../config.json')) as config_file:
-        config = json.load(config_file)
-        print get_absolute_path('../config.json')
-    range_high = int(config['range']['high'])
-    range_low = int(config['range']['low'])
-    # defining number of threads running concurrently
-    CONST_NUM_THREADS = int(config['thread']['count'])
-
-except IOError:
-    print("config.json file not found")
-except ValueError:
-    print("Kindly check the json file for appropriateness of range")
-
-ports = list(range(range_low, range_high, 1))
-# scanning the port only in range of (range_low, range_high)
-
-def scan(ports, range_low, range_high):
-    try:
-        for port in range(range_low, range_high):
+from queue import Queue
+
+app = Flask(__name__)
+
+class PortScanner:
+    def __init__(self):
+        self.open_ports = []
+        self.print_lock = threading.Lock()
+    
+    def scan_port(self, host, port, timeout=1):
+        """
+        Scan a single port
+        """
+        try:
             sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-            result = sock.connect_ex((remoteServerIP, port))
-            if result == 0:
-                print "Port {}: 	 Open".format(port)
+            sock.settimeout(timeout)
+            result = sock.connect_ex((host, port))
             sock.close()
-
-    except KeyboardInterrupt:
-        print "You pressed Ctrl+C"
-        sys.exit()
-
-    except socket.gaierror:
-        print 'Hostname could not be resolved. Exiting'
-        sys.exit()
-
-    except socket.error:
-        print "Couldn't connect to server"
-        sys.exit()
-
-
-# calling function from scanner_thread.py for multithreading
-split_processing(ports, CONST_NUM_THREADS, scan, range_low, range_high)
-
-# Checking the time again
-t2 = datetime.now()
-
-# Calculates the difference of time, to see how long it took to run the script
-total = t2 - t1
-
-# Printing the information to screen
-print 'Scanning Completed in: ', total
+            
+            if result == 0:
+                with self.print_lock:
+                    self.open_ports.append(port)
+                return True
+            return False
+        except:
+            return False
+    
+    def worker(self, host, timeout):
+        """
+        Worker thread function
+        """
+        while True:
+            port = self.port_queue.get()
+            self.scan_port(host, port, timeout)
+            self.port_queue.task_done()
+    
+    def scan_ports(self, host, start_port, end_port, num_threads=100, timeout=1):
+        """
+        Multithreaded port scanning
+        """
+        self.open_ports = []
+        self.port_queue = Queue()
+        
+        # Start worker threads
+        for _ in range(num_threads):
+            thread = threading.Thread(target=self.worker, args=(host, timeout))
+            thread.daemon = True
+            thread.start()
+        
+        # Add ports to queue
+        for port in range(start_port, end_port + 1):
+            self.port_queue.put(port)
+        
+        # Wait for completion
+        self.port_queue.join()
+        
+        return sorted(self.open_ports)
+
+scanner = PortScanner()
+
+@app.route('/')
+def index():
+    return render_template('index.html')
+
+@app.route('/input', methods=['POST'])
+def handle_input():
+    host = request.form['host']
+    range_low = int(request.form['range_low'])
+    range_high = int(request.form['range_high'])
+    
+    start_time = time.time()
+    open_ports = scanner.scan_ports(host, range_low, range_high)
+    end_time = time.time()
+    
+    total_time = round(end_time - start_time, 2)
+    
+    return render_template('index.html', 
+                         host=host, 
+                         range_low=range_low, 
+                         range_high=range_high,
+                         portnum=open_ports,
+                         total=total_time)
+
+if __name__ == '__main__':
+    app.run(debug=True, host='0.0.0.0', port=5000)
\ No newline at end of file
diff --git a/src/single/scanner.py b/src/single/scanner.py
index b135557..d62ecb8 100644
--- a/src/single/scanner.py
+++ b/src/single/scanner.py
@@ -1,51 +1,56 @@
-#!/usr/bin/env python
 import socket
-import subprocess
-import sys
-from datetime import datetime
-
-# Clear the screen
-subprocess.call('clear', shell=True)
-
-# Ask for input
-remoteServer    = raw_input("Enter a remote host to scan: ")
-remoteServerIP  = socket.gethostbyname(remoteServer)
-
-# Print a nice banner with information on which host we are about to scan
-print "-" * 60
-print "Please wait, scanning remote host....", remoteServerIP
-print "-" * 60
-
-# Check what time the scan started
-t1 = datetime.now()
-
-# scanning the port only in range of (1, 8888)
-
-try:
-    for port in range(1,8888):  
-        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-        result = sock.connect_ex((remoteServerIP, port))
-        if result == 0:
-            print "Port {}: 	 Open".format(port)
-        sock.close()
-
-except KeyboardInterrupt:
-    print "You pressed Ctrl+C"
-    sys.exit()
-
-except socket.gaierror:
-    print 'Hostname could not be resolved. Exiting'
-    sys.exit()
-
-except socket.error:
-    print "Couldn't connect to server"
-    sys.exit()
-
-# Checking the time again
-t2 = datetime.now()
-
-# Calculates the difference of time, to see how long it took to run the script
-total =  t2 - t1
-
-# Printing the information to screen
-print 'Scanning Completed in: ', total
+import time
+
+def port_scanner(host, start_port, end_port, timeout=1):
+    """
+    Simple port scanner without multithreading (Python3 compatible)
+    """
+    open_ports = []
+    start_time = time.time()
+    
+    print(f"Scanning {host} from port {start_port} to {end_port}")
+    
+    for port in range(start_port, end_port + 1):
+        try:
+            sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+            sock.settimeout(timeout)
+            result = sock.connect_ex((host, port))
+            
+            if result == 0:
+                print(f"Port {port}: Open")
+                open_ports.append(port)
+            
+            sock.close()
+            
+        except KeyboardInterrupt:
+            print("Scan interrupted by user")
+            break
+        except socket.gaierror:
+            print("Hostname could not be resolved")
+            break
+        except socket.error:
+            print("Couldn't connect to server")
+            break
+    
+    end_time = time.time()
+    scan_time = end_time - start_time
+    
+    print(f"\nScan completed in {scan_time:.2f} seconds")
+    print(f"Found {len(open_ports)} open ports")
+    
+    return open_ports, scan_time
+
+def main():
+    host = input("Enter the host to scan: ")
+    start_port = int(input("Enter the start port: "))
+    end_port = int(input("Enter the end port: "))
+    
+    open_ports, scan_time = port_scanner(host, start_port, end_port)
+    
+    if open_ports:
+        print("\nOpen ports:")
+        for port in open_ports:
+            print(f"  Port {port}")
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file