diff --git a/shop/filters.py b/shop/filters.py
index 8ea187e..c2c5564 100644
--- a/shop/filters.py
+++ b/shop/filters.py
@@ -2,7 +2,7 @@ import django_filters
 from django.utils.text import gettext_lazy as _
 from django_filters import OrderingFilter
 
-from shop.models import Product
+from shop.models import Product, ProductPrice
 
 
 class ProductFilter(django_filters.FilterSet):
@@ -10,7 +10,21 @@ class ProductFilter(django_filters.FilterSet):
         field_name="name", lookup_expr="icontains", label=_("Nombre")
     )
     tags = django_filters.BaseInFilter(field_name="tags", label=_("Etiquetas"))
-    ordering = OrderingFilter(fields={"name": "name"})
+    price_lt = django_filters.NumberFilter(method="filter_price_lt")
+    o = OrderingFilter(
+        fields=(
+            ("name", "name"),
+            ("id", "id"),
+        )
+    )
+
+    def filter_price_lt(self, queryset, name, value):
+        ids = queryset.values("id")
+        product_ids = ProductPrice.objects.filter(
+            product_id__in=ids, current=True, price_with_tax__lte=value
+        ).values("product_id")
+
+        return queryset.filter(pk__in=product_ids)
 
     class Meta:
         model = Product
@@ -19,5 +33,4 @@ class ProductFilter(django_filters.FilterSet):
             "stock",
             "is_digital_asset",
             "tags",
-            "ordering",
         )
diff --git a/shop/migrations/0005_productprice_price_with_tax.py b/shop/migrations/0005_productprice_price_with_tax.py
new file mode 100644
index 0000000..042ddf3
--- /dev/null
+++ b/shop/migrations/0005_productprice_price_with_tax.py
@@ -0,0 +1,24 @@
+# Generated by Django 5.1.3 on 2024-11-24 12:26
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("shop", "0004_alter_product_options_product_slug"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="productprice",
+            name="price_with_tax",
+            field=models.DecimalField(
+                blank=True,
+                decimal_places=2,
+                max_digits=11,
+                null=True,
+                verbose_name="precio con impuestos",
+            ),
+        ),
+    ]
diff --git a/shop/models.py b/shop/models.py
index cfc6189..533d109 100644
--- a/shop/models.py
+++ b/shop/models.py
@@ -113,15 +113,22 @@ class ProductPrice(TimestampedModel):
         on_delete=models.PROTECT,
         verbose_name=_("impuesto aplicable"),
     )
+    price_with_tax = models.DecimalField(
+        max_digits=11,
+        decimal_places=2,
+        blank=True,
+        null=True,
+        verbose_name=_("precio con impuestos"),
+    )
     current = models.BooleanField(default=False, verbose_name=_("es el precio actual"))
 
     def __str__(self):
         return f"{self.price} - {self.tax.code}"
 
-    @property
-    def price_with_tax(self) -> Decimal:
+    def save(self, *args, **kwargs):
         tax_value = self.price * Decimal(self.tax.value / 100)
-        return round(self.price + tax_value, 2)
+        self.price_with_tax = round(self.price + tax_value, 2)
+        super().save()
 
     class Meta:
         verbose_name = _("precio de producto")
diff --git a/users/tests/test_login.py b/users/tests/test_login.py
index 16b6715..08fedc3 100644
--- a/users/tests/test_login.py
+++ b/users/tests/test_login.py
@@ -80,3 +80,19 @@ class TestLogin(APITestCase):
         response = self.client.post(reverse("users:logout"))
         assert response.status_code == status.HTTP_302_FOUND
         assert response.url == reverse("web:index")
+
+    def test_login_then_get_logout(self):
+        response = self.client.post(
+            reverse("users:login"),
+            {
+                "username": self.user.username,
+                "password": self.password,
+            },
+        )
+
+        assert response.status_code == status.HTTP_302_FOUND
+        assert response.url == reverse("web:index")
+
+        response = self.client.get(reverse("users:logout"))
+        assert response.status_code == status.HTTP_302_FOUND
+        assert response.url == reverse("web:index")
diff --git a/shop/mixins.py b/web/mixins.py
similarity index 100%
rename from shop/mixins.py
rename to web/mixins.py
diff --git a/shop/tests/web/__init__.py b/web/tests/__init__.py
similarity index 100%
rename from shop/tests/web/__init__.py
rename to web/tests/__init__.py
diff --git a/shop/tests/web/test_components.py b/web/tests/test_components.py
similarity index 100%
rename from shop/tests/web/test_components.py
rename to web/tests/test_components.py
diff --git a/shop/tests/web/test_index.py b/web/tests/test_index.py
similarity index 100%
rename from shop/tests/web/test_index.py
rename to web/tests/test_index.py
diff --git a/web/views.py b/web/views.py
index 344461b..bd27139 100644
--- a/web/views.py
+++ b/web/views.py
@@ -2,8 +2,8 @@ from django.shortcuts import get_object_or_404
 from django.views.generic import TemplateView
 
 from shop.filters import ProductFilter
-from shop.mixins import FilteredQuerysetMixin, PaginatedQuerysetMixin
 from shop.models import Product
+from web.mixins import FilteredQuerysetMixin, PaginatedQuerysetMixin
 
 
 class IndexView(TemplateView):