diff --git a/fetchDUALIS.py b/fetchDUALIS.py
index cfe7fbe..0d5a192 100644
--- a/fetchDUALIS.py
+++ b/fetchDUALIS.py
@@ -4,6 +4,8 @@ import time
 from bs4 import BeautifulSoup
 from flask import redirect, url_for
 from init import Dualis
+import asyncio
+import httpx
 
 headers = {
     'Cookie': 'cnsc=0',
@@ -16,28 +18,29 @@ headers = {
 url = "https://dualis.dhbw.de/scripts/mgrqispi.dll"
 
 
-def checkUser(email: str, password: str):
+async def checkUser(email: str, password: str):
     """
     Erhält von Dualis den Token und Cookie für User.
     :param email:
     :param password:
     :return (Token, Session):
     """
-    s = requests.Session()
-    fpw = urllib.parse.quote(password, safe='', encoding=None, errors=None)
-    fmail = urllib.parse.quote(email, safe='', encoding=None, errors=None)
-    payload = 'usrname=' + fmail + '&pass=' + fpw + ('&ARGUMENTS=clino%2Cusrname%2Cpass%2Cmenuno%2Cmenu_type%2Cbrowser'
-                                                     '%2Cplatform&APPNAME=CampusNet&PRGNAME=LOGINCHECK')
-    response = s.post(url, headers=headers, data=payload)
-    header = response.headers
-    try:
-        refresh = header["REFRESH"]
-        arg = refresh.find("=-N") + 3
-        komma = refresh[arg:].find(",")
-    except KeyError:
-        return -2, s
-    token = refresh[arg:komma + arg]
-    return token, s
+    async with httpx.AsyncClient() as s:
+        fpw = urllib.parse.quote(password, safe='', encoding=None, errors=None)
+        fmail = urllib.parse.quote(email, safe='', encoding=None, errors=None)
+        content = (f'usrname={fmail}&pass={fpw}&ARGUMENTS=clino%2Cusrname%2Cpass%2Cmenuno%2Cmenu_type%2Cbrowser'
+                   f'%2Cplatform&APPNAME=CampusNet&PRGNAME=LOGINCHECK')
+        response = await s.post(url=url, headers=headers, content=content)
+        header = response.headers
+        try:
+            refresh = header["REFRESH"]
+            arg = refresh.find("=-N") + 3
+            komma = refresh[arg:].find(",")
+            cookie = s.cookies.get("cnsc")
+        except KeyError:
+            return -2, s
+        token = refresh[arg:komma + arg]
+        return token, cookie
 
 
 def getKurs(token: int, cookie: str):
diff --git a/fetchMENSA.py b/fetchMENSA.py
index 0e2fa6c..3fc967d 100644
--- a/fetchMENSA.py
+++ b/fetchMENSA.py
@@ -1,5 +1,5 @@
 import json
-from init import db, Meals, scheduler
+from init import db, Meals#, scheduler
 import datetime
 import requests
 import time
@@ -110,29 +110,29 @@ def formatDay(day: datetime):
     return day
 
 
-@scheduler.task('cron', id="refreshMeals", hour='8-11', day_of_week='*', minute='15', week='*', second='30')
+#@scheduler.task('cron', id="refreshMeals", hour='8-11', day_of_week='*', minute='15', week='*', second='30')
 def refreshMeals():
     """
     Aktualisiert immer vormittags alle Mahlzeiten in der Datenbank. \n
     Datenbankeinträge werden ersetzt, wenn die API andere Mahlzeiten liefert.
     """
     print("Aktualisiere Essenspläne...\n")
-    with scheduler.app.app_context():
-        table = Meals.query.all()
-        dates = []
-        for i in table:
-            if i.date not in dates:
-                dates += [i.date]
-        for i in range(len(dates)):
-            dates[i] = formatDay(dates[i])
-        for i in dates:
-            apinames = getMealsFromAPI(i)
-            dbmeals = Meals.query.filter_by(date=i).all()
-            dbnames = []
-            for m in dbmeals:
-                dbnames += [m.name]
-            if set(dbnames) != set(apinames) and nomeal not in apinames:
-                for n in dbnames:
-                    db.session.delete(Meals.query.filter_by(date=i, name=n).first())
-                    db.session.commit()
-                getMealsFromAPI(i, True)
+    #with scheduler.app.app_context():
+    #    table = Meals.query.all()
+    #    dates = []
+    #    for i in table:
+    #        if i.date not in dates:
+    #            dates += [i.date]
+    #    for i in range(len(dates)):
+    #        dates[i] = formatDay(dates[i])
+    #    for i in dates:
+    #        apinames = getMealsFromAPI(i)
+    #        dbmeals = Meals.query.filter_by(date=i).all()
+    #        dbnames = []
+    #        for m in dbmeals:
+    #            dbnames += [m.name]
+    #        if set(dbnames) != set(apinames) and nomeal not in apinames:
+    #            for n in dbnames:
+    #                db.session.delete(Meals.query.filter_by(date=i, name=n).first())
+    #                db.session.commit()
+    #            getMealsFromAPI(i, True)
diff --git a/fetchRAPLA.py b/fetchRAPLA.py
index ead790f..57cf7e3 100644
--- a/fetchRAPLA.py
+++ b/fetchRAPLA.py
@@ -3,7 +3,7 @@ from urllib.request import urlretrieve
 import icalendar
 import json
 import recurring_ical_events
-from init import scheduler
+#from init import scheduler
 
 
 def parseURL(url: str):
@@ -93,7 +93,7 @@ def getRaplas():
     return sorted(kursl), sorted(filel), sorted(urll)
 
 
-@scheduler.task("interval", id="refreshRapla", minutes=5)
+#@scheduler.task("interval", id="refreshRapla", minutes=5)
 def refreshRapla():
     """
     Aktualisiert alle 5 Minuten alle gespeicherten Raplas.
diff --git a/init.py b/init.py
index 9d67306..2ef4837 100644
--- a/init.py
+++ b/init.py
@@ -4,7 +4,7 @@ from flask_sqlalchemy import SQLAlchemy
 from flask_talisman import Talisman
 from get_mysql import get_mysql
 import atexit
-from flask_apscheduler import APScheduler
+#from flask_apscheduler import APScheduler
 
 
 def create():
@@ -25,7 +25,7 @@ def create():
     login_manager.login_view = "login"
 
     # Shut down the scheduler when exiting the app
-    atexit.register(lambda: scheduler.shutdown())
+    #atexit.register(lambda: scheduler.shutdown())
 
     @login_manager.user_loader
     def load_user(uid: int):
@@ -69,11 +69,11 @@ class Meals(db.Model):
     schwein = db.Column(db.Boolean)
 
 
-scheduler = APScheduler()
+#scheduler = APScheduler()
 app = create()
 def_src = ["*.paulmartin.cloud", '\'self\'']
 Talisman(app, content_security_policy={"default-src": def_src, "script-src": def_src  # + ["'unsafe-inline'"]
                                        })
-scheduler.init_app(app)
-scheduler.start()
-scheduler.api_enabled = True
+#scheduler.init_app(app)
+#scheduler.start()
+#scheduler.api_enabled = True
diff --git a/requirements.txt b/requirements.txt
index 289d27b..6cde40d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,13 +1,16 @@
-beautifulsoup4
-Flask
+beautifulsoup4~=4.12.2
+Flask~=3.0.3
 Flask_APScheduler
 Flask_Login
 flask_sqlalchemy
-icalendar
+icalendar~=5.0.11
 recurring_ical_events
-Requests
+Requests~=2.31.0
 talisman
-Werkzeug
+Werkzeug~=3.0.0
 lxml
-bs4
-pytz
+bs4~=0.0.1
+pytz~=2023.3.post1
+
+asyncio~=3.4.3
+httpx~=1.0.0b0
\ No newline at end of file
diff --git a/routing.py b/routing.py
index 4cde145..6a31036 100644
--- a/routing.py
+++ b/routing.py
@@ -49,7 +49,7 @@ def welcome():
     return render_template('dashboard.html', kurs=kurs, name=name, theorie=t, praxis=p)
 
 
-@app.route("/theorie/noten")
+@app.route("/theorie/noten", methods=["GET", "POST"])
 @login_required
 def displayNoten():
     """
@@ -57,6 +57,9 @@ def displayNoten():
     :return HTML:
     """
     d = Dualis.query.filter_by(uid=current_user.id).first()
+    if request.method == "POST":
+        d.result_list = request.form.get("sem")
+        db.session.commit()
     if not d.result_list:
         return redirect(url_for("getSemester", next=url_for(request.endpoint)))
     t = d.token
@@ -65,8 +68,7 @@ def displayNoten():
     timeout = fetchDUALIS.timeOut(d, c, "displayNoten")
     if timeout:
         return timeout
-    res = fetchDUALIS.getResults(t, c, sem)
-    return render_template("noten.html", noten=res, semester=fetchDUALIS.getSem(t, c), sel=sem, s="n", praxis="hidden")
+    return render_template("noten.html", noten=fetchDUALIS.getResults(t, c, sem), semester=fetchDUALIS.getSem(t, c), sel=sem, s="n", praxis="hidden")
 
 
 @app.route("/plan", methods=["GET"])
@@ -242,7 +244,7 @@ def login():
 
 
 @app.route("/log-in", methods=["POST"])
-def login_post():
+async def login_post():
     """
     Verarbeitet die Eingabe von login(). \n
     Falls der User schon angelegt ist, wird das Passwort verglichen. \n
@@ -258,13 +260,13 @@ def login_post():
         success = make_response(redirect(url_for("getKurs")))
 
     user = User.query.filter_by(email=email).first()
-    t = fetchDUALIS.checkUser(email, password)
+    t = await fetchDUALIS.checkUser(email, password)
     if t[0] == -2:
         return redirect(url_for("login", code=-2))
     if user:
         dualis = Dualis.query.filter_by(uid=user.id).first()
         dualis.token = t[0]
-        newcookie = requesthelpers.getCookie(t[1].cookies)
+        newcookie = t[1]
         dualis.token_created = time.time()
         db.session.commit()
         login_user(user)
diff --git a/templates/noten.html b/templates/noten.html
index bc67c81..6ec0d77 100644
--- a/templates/noten.html
+++ b/templates/noten.html
@@ -27,7 +27,7 @@
     {% endfor %}
     <br>
     <br>
-    <form id= "dropdown" method="post" action={{ url_for ("setSemester", next=url_for("displayNoten")) }}>
+    <form id= "dropdown" method="post" action={{ url_for ("displayNoten") }}>
             <label for="sem">Semester wählen! </label>
             <select name="sem" id="sem">
                 {%  for i in range (semester|length) %}
diff --git a/testpages.py b/tests_examples/testpages.py
similarity index 100%
rename from testpages.py
rename to tests_examples/testpages.py
diff --git a/tests_examples/vergleich.py b/tests_examples/vergleich.py
new file mode 100644
index 0000000..5e9ba17
--- /dev/null
+++ b/tests_examples/vergleich.py
@@ -0,0 +1,277 @@
+import asyncio
+import httpx
+import time
+import urllib.parse
+import requests
+from flask import Flask
+from bs4 import BeautifulSoup
+from celery import Celery
+
+import fetchDUALIS
+from login_data import passwort, email  #CREATE LOCAL login_data.py!!!
+
+app = Flask(__name__)
+app.config['CELERY_BROKER_URL'] = 'redis://localhost:6379/0'
+app.config['CELERY_RESULT_BACKEND'] = 'redis://localhost:6379/0'
+
+celery = Celery(app.name, broker=app.config['CELERY_BROKER_URL'])
+celery.conf.update(app.config)
+
+headers = {
+    'Cookie': 'cnsc=0',
+    'Content-Type': 'application/x-www-form-urlencoded',
+    'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) '
+                  'Chrome/58.0.3029.110 Safari/537.36',
+    'Accept-Encoding': 'utf-8'
+}
+
+url = "https://dualis.dhbw.de/scripts/mgrqispi.dll"
+fpw = urllib.parse.quote(passwort, safe='', encoding=None, errors=None)
+fmail = urllib.parse.quote(email, safe='', encoding=None, errors=None)
+
+
+@celery.task(bind=True)
+def celery_requests(self):
+    with httpx.Client() as s:
+        content = (f'usrname={fmail}&pass={fpw}&ARGUMENTS=clino%2Cusrname%2Cpass%2Cmenuno%2Cmenu_type%2Cbrowser'
+                   f'%2Cplatform&APPNAME=CampusNet&PRGNAME=LOGINCHECK')
+        response = s.post(url=url, headers=headers, content=content)
+        return response, s
+
+
+async def checkUser_celery():
+    req = celery_requests.apply_async()
+    response = req[0]
+    s = req[1]
+    header = response.headers
+    try:
+        refresh = header["REFRESH"]
+        arg = refresh.find("=-N") + 3
+        komma = refresh[arg:].find(",")
+        cookie = s.cookies.get("cnsc")
+    except KeyError:
+        return -2, s
+    token = refresh[arg:komma + arg]
+    return token, cookie
+
+
+def checkUser_normal():
+    """
+    Erhält von Dualis den Token und Cookie für User.
+    :param email:
+    :param password:
+    :return (Token, Session):
+    """
+    s = requests.Session()
+    payload = 'usrname=' + fmail + '&pass=' + fpw + ('&ARGUMENTS=clino%2Cusrname%2Cpass%2Cmenuno%2Cmenu_type%2Cbrowser'
+                                                     '%2Cplatform&APPNAME=CampusNet&PRGNAME=LOGINCHECK')
+    response = s.post(url, headers=headers, data=payload)
+    header = response.headers
+    try:
+        refresh = header["REFRESH"]
+        arg = refresh.find("=-N") + 3
+        komma = refresh[arg:].find(",")
+    except KeyError:
+        return -2, s
+    token = refresh[arg:komma + arg]
+    cookies = s.cookies
+    cookie = 0
+    for c in cookies:
+        cookie = c.value
+    return token, cookie
+
+
+async def checkUser_async():
+    """
+    Erhält von Dualis den Token und Cookie für User.
+    :param email:
+    :param password:
+    :return (Token, Session):
+    """
+    async with httpx.AsyncClient() as s:
+        content = (f'usrname={fmail}&pass={fpw}&ARGUMENTS=clino%2Cusrname%2Cpass%2Cmenuno%2Cmenu_type%2Cbrowser'
+                   f'%2Cplatform&APPNAME=CampusNet&PRGNAME=LOGINCHECK')
+        response = await s.post(url=url, headers=headers, content=content)
+        header = response.headers
+        try:
+            refresh = header["REFRESH"]
+            arg = refresh.find("=-N") + 3
+            komma = refresh[arg:].find(",")
+            cookie = s.cookies.get("cnsc")
+        except KeyError:
+            return -2, s
+        token = refresh[arg:komma + arg]
+        return token, cookie
+
+
+def getSem_normal(token: int, cookie: str):
+    """
+    Liefert die Liste aller auf Dualis verfügbaren Semester.
+    :param token:
+    :param cookie:
+    :return Liste [[Semester, Semester-ID], ...]:
+    """
+    headers["Cookie"] = "cnsc=" + cookie
+    token = str(token)
+    response = requests.request("GET", url +
+                                "?APPNAME=CampusNet&PRGNAME=COURSERESULTS&ARGUMENTS=-N" + token + ",-N000307,",
+                                headers=headers, data={})
+    html = BeautifulSoup(response.text, 'lxml')
+    select = html.find('select')
+    select = select.find_all(value=True)
+    optlist = []
+    for i in select:
+        t = i.text.replace("Wi", "Winter").replace("So", "Sommer")
+        t = t.replace("Se", "semester")
+        optlist += [[t, i['value']]]
+    return optlist
+
+
+async def getSem_async(token, cookie):
+    """
+        Liefert die Liste aller auf Dualis verfügbaren Semester.
+        :param token:
+        :param cookie:
+        :return Liste [[Semester, Semester-ID], ...]:
+        """
+    headers["Cookie"] = "cnsc=" + cookie
+    token = str(token)
+    async with httpx.AsyncClient() as s:
+        response = await s.get(url=url +
+                                   "?APPNAME=CampusNet&PRGNAME=COURSERESULTS&ARGUMENTS=-N" + token + ",-N000307,",
+                               headers=headers)
+        html = BeautifulSoup(response.text, 'lxml')
+        select = html.find('select')
+        select = select.find_all(value=True)
+        optlist = []
+        for i in select:
+            t = i.text.replace("Wi", "Winter").replace("So", "Sommer")
+            t = t.replace("Se", "semester")
+            optlist += [[t, i['value']]]
+        return optlist
+
+
+async def getSem_celery(token, cookie):
+    pass
+
+
+async def getResults_async(token, cookie, resl):
+    headers["Cookie"] = "cnsc=" + cookie
+    async with httpx.AsyncClient() as s:
+        response = await s.get(url=url + "?APPNAME=CampusNet&PRGNAME=COURSERESULTS&ARGUMENTS=-N" + token +
+                                   ",-N000307," + ",-N" + resl, headers=headers)
+        html = BeautifulSoup(response.content.decode("utf-8"), 'lxml')
+        table = html.find('table', attrs={"class": "nb list"})
+        body = table.find("tbody")
+        vorl = body.find_all("tr")
+        vorlist = []
+        tasks = []
+        i = 0
+        for row in vorl:
+            cols = row.find_all("td")
+            col = [[e.text.strip()] for e in cols]
+            if len(col) != 0:
+                if len(col[4][0]) == 0:
+                    tasks += [getPruefung_async(s, row.find("a")["href"])]
+                    col[2] = i
+                    i += 1
+            vorlist += [col[1:4]]
+
+        extrakurse = await asyncio.gather(*tasks, return_exceptions=True)
+
+        for i in vorlist:
+            for e in range(0, len(i)):
+                if isinstance(i[e], int):
+                    i[e] = extrakurse[i[e]]
+        return vorlist[:-1]
+
+
+async def getPruefung_async(s, url):
+    response = await s.get("https://dualis.dhbw.de" + url, headers=headers)
+    html = BeautifulSoup(response.content.decode("utf-8"), 'lxml')
+    table = html.find('table')
+    pruefung = table.find_all("tr")
+    ret = []
+    for row in pruefung:
+        cols = row.find_all("td")
+        col = [e.text.strip() for e in cols]
+        if len(col) == 6 and len(col[3]) <= 13:
+            if len(col[3]) != 0:
+                ret += [col[0] + ": " + col[3][:3]]
+                if ret[-1][0] == ':':
+                    ret[-1] = "Gesamt" + ret[-1]
+    if len(ret) == 0:
+        ret = ["Noch nicht gesetzt"]
+    return ret
+
+
+def normal():
+    login = checkUser_normal()
+    token = login[0]
+    cookie = str(login[1])
+    semlist = getSem_normal(token, cookie)
+    for i in range(1, len(semlist)):
+        results = fetchDUALIS.getResults(token, cookie, semlist[i][1])
+    return [token, cookie, results]
+
+
+async def async_normal():
+    login = await checkUser_async()
+    token = login[0]
+    cookie = str(login[1])
+    semlist = await getSem_async(token, cookie)
+    for i in range(1, len(semlist)):
+        results = await getResults_async(token, cookie, semlist[i][1])
+    return [token, cookie, results]
+
+
+@app.route('/c')
+async def celery_normal():
+    login = await checkUser_celery()
+    token = login[0]
+    cookie = str(login[1])
+    #print(token, cookie)
+    #semlist = await getSem_celery(token, cookie)
+    #print(semlist)
+    #for i in range(0, len(semlist)):
+    #    results = await getResults_celery(token, cookie, semlist[i][1])
+    #    print(results)
+    return [token, cookie]
+
+
+@app.route('/')
+async def tests():
+    normaltime = 0
+    asynctime = 0
+    iter = 20
+    print("Starting...")
+    for i in range(iter):
+
+        start = time.perf_counter()
+        n = normal()
+        end = time.perf_counter()
+        normaltimeloop = end - start
+
+        fetchDUALIS.logOut(n[0], n[1])
+
+        start = time.perf_counter()
+        a = await async_normal()
+        end = time.perf_counter()
+        asynctimeloop = end - start
+
+        fetchDUALIS.logOut(a[0], a[1])
+        if a[2] == n[2]:
+            normaltime += normaltimeloop
+            asynctime += asynctimeloop
+        print(str(((i + 1) / iter) * 100) + '%')
+        #vergl = "Gleicher Inhalt!"
+        #else:
+        #    vergl = "ACHTUNG! Ungleicher Inhalt!"
+
+        #return "<br><h2>" + vergl + "</h2><br> <h1> Normal: " + str(normaltime) + "</h2><br><br> <h1> Async: " + str(asynctime) + "</h1>"
+    delta = normaltime / iter - asynctime / iter
+    return f"<br><h2> Durchschnitt normal: {normaltime / iter} </h2><br><h2> Durchschnitt asynchron: {asynctime / iter} </h2><br><h1> Durchschnittliches Delta: {delta} </h1><br>"
+
+
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=1024, debug=True)