diff --git a/changelog.d/5-internal/WPB-5204 b/changelog.d/5-internal/WPB-5204
new file mode 100644
index 00000000000..3faeaf6c376
--- /dev/null
+++ b/changelog.d/5-internal/WPB-5204
@@ -0,0 +1 @@
+Removed APNS_VOIP code. (APNS_VOIP is a native push notification channel which we aren't using anymore.)
\ No newline at end of file
diff --git a/libs/gundeck-types/src/Gundeck/Types/Push/V2.hs b/libs/gundeck-types/src/Gundeck/Types/Push/V2.hs
index ab9ac4de265..f38723fe9e8 100644
--- a/libs/gundeck-types/src/Gundeck/Types/Push/V2.hs
+++ b/libs/gundeck-types/src/Gundeck/Types/Push/V2.hs
@@ -178,16 +178,13 @@ newtype ApsLocKey = ApsLocKey {fromLocKey :: Text}
 
 data ApsPreference
   = ApsStdPreference
-  | ApsVoIPPreference
   deriving (Eq, Show)
 
 instance ToJSON ApsPreference where
-  toJSON ApsVoIPPreference = "voip"
   toJSON ApsStdPreference = "std"
 
 instance FromJSON ApsPreference where
   parseJSON = withText "ApsPreference" $ \case
-    "voip" -> pure ApsVoIPPreference
     "std" -> pure ApsStdPreference
     x -> fail $ "Invalid preference: " ++ show x
 
diff --git a/libs/wire-api/src/Wire/API/Push/V2/Token.hs b/libs/wire-api/src/Wire/API/Push/V2/Token.hs
index 0cf7b292af4..79f282b4d0f 100644
--- a/libs/wire-api/src/Wire/API/Push/V2/Token.hs
+++ b/libs/wire-api/src/Wire/API/Push/V2/Token.hs
@@ -115,8 +115,6 @@ data Transport
   = GCM
   | APNS
   | APNSSandbox
-  | APNSVoIP
-  | APNSVoIPSandbox
   deriving stock (Eq, Ord, Show, Bounded, Enum, Generic)
   deriving (Arbitrary) via (GenericUniform Transport)
   deriving (A.ToJSON, A.FromJSON, S.ToSchema) via (Schema Transport)
@@ -127,9 +125,7 @@ instance ToSchema Transport where
       mconcat
         [ element "GCM" GCM,
           element "APNS" APNS,
-          element "APNS_SANDBOX" APNSSandbox,
-          element "APNS_VOIP" APNSVoIP,
-          element "APNS_VOIP_SANDBOX" APNSVoIPSandbox
+          element "APNS_SANDBOX" APNSSandbox
         ]
 
 instance FromByteString Transport where
@@ -138,8 +134,6 @@ instance FromByteString Transport where
       "GCM" -> pure GCM
       "APNS" -> pure APNS
       "APNS_SANDBOX" -> pure APNSSandbox
-      "APNS_VOIP" -> pure APNSVoIP
-      "APNS_VOIP_SANDBOX" -> pure APNSVoIPSandbox
       x -> fail $ "Invalid push transport: " <> show x
 
 newtype Token = Token
diff --git a/libs/wire-api/test/golden/Test/Wire/API/Golden/Generated.hs b/libs/wire-api/test/golden/Test/Wire/API/Golden/Generated.hs
index a6003b36d81..52cde0922bd 100644
--- a/libs/wire-api/test/golden/Test/Wire/API/Golden/Generated.hs
+++ b/libs/wire-api/test/golden/Test/Wire/API/Golden/Generated.hs
@@ -791,12 +791,6 @@ tests =
             ),
             ( Test.Wire.API.Golden.Generated.Push_2eToken_2eTransport_user.testObject_Push_2eToken_2eTransport_user_3,
               "testObject_Push_2eToken_2eTransport_user_3.json"
-            ),
-            ( Test.Wire.API.Golden.Generated.Push_2eToken_2eTransport_user.testObject_Push_2eToken_2eTransport_user_4,
-              "testObject_Push_2eToken_2eTransport_user_4.json"
-            ),
-            ( Test.Wire.API.Golden.Generated.Push_2eToken_2eTransport_user.testObject_Push_2eToken_2eTransport_user_5,
-              "testObject_Push_2eToken_2eTransport_user_5.json"
             )
           ],
       testGroup "Golden: Token_user" $
diff --git a/libs/wire-api/test/golden/Test/Wire/API/Golden/Generated/Push_2eToken_2eTransport_user.hs b/libs/wire-api/test/golden/Test/Wire/API/Golden/Generated/Push_2eToken_2eTransport_user.hs
index 96739ba620c..fc7c1ed7f14 100644
--- a/libs/wire-api/test/golden/Test/Wire/API/Golden/Generated/Push_2eToken_2eTransport_user.hs
+++ b/libs/wire-api/test/golden/Test/Wire/API/Golden/Generated/Push_2eToken_2eTransport_user.hs
@@ -17,7 +17,7 @@
 
 module Test.Wire.API.Golden.Generated.Push_2eToken_2eTransport_user where
 
-import Wire.API.Push.Token (Transport (APNS, APNSSandbox, APNSVoIP, APNSVoIPSandbox, GCM))
+import Wire.API.Push.Token (Transport (APNS, APNSSandbox, GCM))
 import Wire.API.Push.Token qualified as Push.Token (Transport)
 
 testObject_Push_2eToken_2eTransport_user_1 :: Push.Token.Transport
@@ -28,9 +28,3 @@ testObject_Push_2eToken_2eTransport_user_2 = APNS
 
 testObject_Push_2eToken_2eTransport_user_3 :: Push.Token.Transport
 testObject_Push_2eToken_2eTransport_user_3 = APNSSandbox
-
-testObject_Push_2eToken_2eTransport_user_4 :: Push.Token.Transport
-testObject_Push_2eToken_2eTransport_user_4 = APNSVoIP
-
-testObject_Push_2eToken_2eTransport_user_5 :: Push.Token.Transport
-testObject_Push_2eToken_2eTransport_user_5 = APNSVoIPSandbox
diff --git a/libs/wire-api/test/golden/Test/Wire/API/Golden/Manual.hs b/libs/wire-api/test/golden/Test/Wire/API/Golden/Manual.hs
index 2760f871daa..6a8e528ad20 100644
--- a/libs/wire-api/test/golden/Test/Wire/API/Golden/Manual.hs
+++ b/libs/wire-api/test/golden/Test/Wire/API/Golden/Manual.hs
@@ -39,7 +39,6 @@ import Test.Wire.API.Golden.Manual.QualifiedUserClientPrekeyMap
 import Test.Wire.API.Golden.Manual.SearchResultContact
 import Test.Wire.API.Golden.Manual.SubConversation
 import Test.Wire.API.Golden.Manual.TeamSize
-import Test.Wire.API.Golden.Manual.Token
 import Test.Wire.API.Golden.Manual.UserClientPrekeyMap
 import Test.Wire.API.Golden.Manual.UserIdList
 import Test.Wire.API.Golden.Runner
@@ -141,9 +140,6 @@ tests =
       testGroup "GroupId" $
         testObjects
           [(testObject_GroupId_1, "testObject_GroupId_1.json")],
-      testGroup "PushToken" $
-        testObjects
-          [(testObject_Token_1, "testObject_Token_1.json")],
       testGroup "TeamSize" $
         testObjects
           [ (testObject_TeamSize_1, "testObject_TeamSize_1.json"),
diff --git a/libs/wire-api/test/golden/Test/Wire/API/Golden/Manual/Token.hs b/libs/wire-api/test/golden/Test/Wire/API/Golden/Manual/Token.hs
deleted file mode 100644
index edf7a8edd71..00000000000
--- a/libs/wire-api/test/golden/Test/Wire/API/Golden/Manual/Token.hs
+++ /dev/null
@@ -1,29 +0,0 @@
--- This file is part of the Wire Server implementation.
---
--- Copyright (C) 2022 Wire Swiss GmbH <opensource@wire.com>
---
--- This program is free software: you can redistribute it and/or modify it under
--- the terms of the GNU Affero General Public License as published by the Free
--- Software Foundation, either version 3 of the License, or (at your option) any
--- later version.
---
--- This program is distributed in the hope that it will be useful, but WITHOUT
--- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
--- FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
--- details.
---
--- You should have received a copy of the GNU Affero General Public License along
--- with this program. If not, see <https://www.gnu.org/licenses/>.
-
-module Test.Wire.API.Golden.Manual.Token where
-
-import Data.Id
-import Wire.API.Push.V2.Token
-
-testObject_Token_1 :: PushToken
-testObject_Token_1 =
-  pushToken
-    APNSVoIPSandbox
-    (AppName {appNameText = "j{\110746\SOH_\1084873M"})
-    (Token {tokenText = "K"})
-    (ClientId {client = "6"})
diff --git a/libs/wire-api/test/golden/testObject_Push_2eToken_2eTransport_user_4.json b/libs/wire-api/test/golden/testObject_Push_2eToken_2eTransport_user_4.json
deleted file mode 100644
index d177fe0e9d7..00000000000
--- a/libs/wire-api/test/golden/testObject_Push_2eToken_2eTransport_user_4.json
+++ /dev/null
@@ -1 +0,0 @@
-"APNS_VOIP"
diff --git a/libs/wire-api/test/golden/testObject_Push_2eToken_2eTransport_user_5.json b/libs/wire-api/test/golden/testObject_Push_2eToken_2eTransport_user_5.json
deleted file mode 100644
index fd689b4ac10..00000000000
--- a/libs/wire-api/test/golden/testObject_Push_2eToken_2eTransport_user_5.json
+++ /dev/null
@@ -1 +0,0 @@
-"APNS_VOIP_SANDBOX"
diff --git a/libs/wire-api/test/golden/testObject_Token_1.json b/libs/wire-api/test/golden/testObject_Token_1.json
deleted file mode 100644
index 36f8ff69bd8..00000000000
--- a/libs/wire-api/test/golden/testObject_Token_1.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-    "app": "j{𛂚\u0001_􈷉M",
-    "client": "6",
-    "token": "K",
-    "transport": "APNS_VOIP_SANDBOX"
-}
diff --git a/libs/wire-api/test/unit/Test/Wire/API/MLS.hs b/libs/wire-api/test/unit/Test/Wire/API/MLS.hs
index 74652d86628..348dbc4fdcc 100644
--- a/libs/wire-api/test/unit/Test/Wire/API/MLS.hs
+++ b/libs/wire-api/test/unit/Test/Wire/API/MLS.hs
@@ -301,7 +301,7 @@ spawn cp minput = do
        in snd <$> concurrently writeInput readOutput
   case (mout, ex) of
     (Just out, ExitSuccess) -> pure out
-    _ -> assertFailure "Failed spawning process"
+    _ -> assertFailure $ "Failed spawning process\n" <> show mout <> "\n" <> show ex
 
 cli :: String -> FilePath -> [String] -> CreateProcess
 cli store tmp args =
diff --git a/libs/wire-api/wire-api.cabal b/libs/wire-api/wire-api.cabal
index 93297772975..972a2e1202f 100644
--- a/libs/wire-api/wire-api.cabal
+++ b/libs/wire-api/wire-api.cabal
@@ -581,7 +581,6 @@ test-suite wire-api-golden-tests
     Test.Wire.API.Golden.Manual.SearchResultContact
     Test.Wire.API.Golden.Manual.SubConversation
     Test.Wire.API.Golden.Manual.TeamSize
-    Test.Wire.API.Golden.Manual.Token
     Test.Wire.API.Golden.Manual.UserClientPrekeyMap
     Test.Wire.API.Golden.Manual.UserIdList
     Test.Wire.API.Golden.Protobuf
diff --git a/services/brig/docs/swagger-v3.json b/services/brig/docs/swagger-v3.json
index e252a739717..b844341e756 100644
--- a/services/brig/docs/swagger-v3.json
+++ b/services/brig/docs/swagger-v3.json
@@ -14,9 +14,7 @@
       "enum": [
         "GCM",
         "APNS",
-        "APNS_SANDBOX",
-        "APNS_VOIP",
-        "APNS_VOIP_SANDBOX"
+        "APNS_SANDBOX"
       ],
       "type": "string"
     },
diff --git a/services/brig/docs/swagger-v4.json b/services/brig/docs/swagger-v4.json
index 937aafdefc9..7ff1394f344 100644
--- a/services/brig/docs/swagger-v4.json
+++ b/services/brig/docs/swagger-v4.json
@@ -4828,9 +4828,7 @@
       "enum": [
         "GCM",
         "APNS",
-        "APNS_SANDBOX",
-        "APNS_VOIP",
-        "APNS_VOIP_SANDBOX"
+        "APNS_SANDBOX"
       ],
       "type": "string"
     },
diff --git a/services/gundeck/src/Gundeck/Aws.hs b/services/gundeck/src/Gundeck/Aws.hs
index ab8dd27c69c..bc90ab2948a 100644
--- a/services/gundeck/src/Gundeck/Aws.hs
+++ b/services/gundeck/src/Gundeck/Aws.hs
@@ -367,17 +367,12 @@ newtype Attributes = Attributes
 
 -- Note [VoIP TTLs]
 -- ~~~~~~~~~~~~~~~~
--- The TTL message attributes for APNS_VOIP and APNS_VOIP_SANDBOX are not
--- documented but appear to work. The reason might be that TTLs were
--- introduced before support for VoIP notifications. There is a catch,
--- however. For GCM, APNS and APNS_SANDBOX, SNS treats the TTL "0"
+-- For GCM, APNS and APNS_SANDBOX, SNS treats the TTL "0"
 -- specially, i.e. it forwards it to the provider where it has a special
--- meaning. That does not appear to be the case for APNS_VOIP and
--- APNS_VOIP_SANDBOX, for which the TTL is interpreted normally, which means
--- if the TTL is lower than the "dwell time" in SNS, the notification is
--- never sent to the provider. So we must specify a reasonably large TTL
--- for transient VoIP notifications, so that they are not discarded
--- already by SNS.
+-- meaning. Which means if the TTL is lower than the "dwell time" in SNS,
+-- the notification is never sent to the provider. So we must specify a
+-- reasonably large TTL for transient VoIP notifications, so that they are
+-- not discarded already by SNS.
 --
 -- cf. http://docs.aws.amazon.com/sns/latest/dg/sns-ttl.html
 
@@ -393,13 +388,9 @@ timeToLive t s = Attributes (Endo (ttlAttr s))
     ttlNow GCM = "0"
     ttlNow APNS = "0"
     ttlNow APNSSandbox = "0"
-    ttlNow APNSVoIP = "15" -- See note [VoIP TTLs]
-    ttlNow APNSVoIPSandbox = "15" -- See note [VoIP TTLs]
     ttlKey GCM = "AWS.SNS.MOBILE.GCM.TTL"
     ttlKey APNS = "AWS.SNS.MOBILE.APNS.TTL"
     ttlKey APNSSandbox = "AWS.SNS.MOBILE.APNS_SANDBOX.TTL"
-    ttlKey APNSVoIP = "AWS.SNS.MOBILE.APNS_VOIP.TTL"
-    ttlKey APNSVoIPSandbox = "AWS.SNS.MOBILE.APNS_VOIP_SANDBOX.TTL"
 
 publish :: EndpointArn -> LT.Text -> Attributes -> Amazon (Either PublishError ())
 publish arn txt attrs = do
diff --git a/services/gundeck/src/Gundeck/Aws/Arn.hs b/services/gundeck/src/Gundeck/Aws/Arn.hs
index c0be6380d7d..7a559314f66 100644
--- a/services/gundeck/src/Gundeck/Aws/Arn.hs
+++ b/services/gundeck/src/Gundeck/Aws/Arn.hs
@@ -134,8 +134,6 @@ arnTransportText :: Transport -> Text
 arnTransportText GCM = "GCM"
 arnTransportText APNS = "APNS"
 arnTransportText APNSSandbox = "APNS_SANDBOX"
-arnTransportText APNSVoIP = "APNS_VOIP"
-arnTransportText APNSVoIPSandbox = "APNS_VOIP_SANDBOX"
 
 -- Parsers --------------------------------------------------------------------
 
@@ -159,7 +157,5 @@ endpointTopicParser = do
 transportParser :: Parser Transport
 transportParser =
   string "GCM" $> GCM
-    <|> string "APNS_VOIP_SANDBOX" $> APNSVoIPSandbox
-    <|> string "APNS_VOIP" $> APNSVoIP
     <|> string "APNS_SANDBOX" $> APNSSandbox
     <|> string "APNS" $> APNS
diff --git a/services/gundeck/src/Gundeck/Instances.hs b/services/gundeck/src/Gundeck/Instances.hs
index 83ab2a692b4..ab70ccc440a 100644
--- a/services/gundeck/src/Gundeck/Instances.hs
+++ b/services/gundeck/src/Gundeck/Instances.hs
@@ -40,15 +40,11 @@ instance Cql Transport where
   toCql GCM = CqlInt 0
   toCql APNS = CqlInt 1
   toCql APNSSandbox = CqlInt 2
-  toCql APNSVoIP = CqlInt 3
-  toCql APNSVoIPSandbox = CqlInt 4
 
   fromCql (CqlInt i) = case i of
     0 -> pure GCM
     1 -> pure APNS
     2 -> pure APNSSandbox
-    3 -> pure APNSVoIP
-    4 -> pure APNSVoIPSandbox
     n -> Left $ "unexpected transport: " ++ show n
   fromCql _ = Left "transport: int expected"
 
diff --git a/services/gundeck/src/Gundeck/Push.hs b/services/gundeck/src/Gundeck/Push.hs
index 02c6984873b..bc015b809af 100644
--- a/services/gundeck/src/Gundeck/Push.hs
+++ b/services/gundeck/src/Gundeck/Push.hs
@@ -374,31 +374,16 @@ nativeTargets psh rcps' alreadySent =
       null (psh ^. pushConnections)
         || a ^. addrConn `elem` psh ^. pushConnections
     -- Apply transport preference in case of alternative transports for the
-    -- same client (currently only APNS vs APNS VoIP). If no explicit
-    -- preference is given, the default preference depends on the priority.
+    -- same client. If no explicit preference is given, the default preference depends on the priority.
     preference as =
       let pref = psh ^. pushNativeAps >>= view apsPreference
        in filter (pick (fromMaybe defPreference pref)) as
       where
         pick pr a = case a ^. addrTransport of
           GCM -> True
-          APNS -> pr == ApsStdPreference || notAny a APNSVoIP
-          APNSSandbox -> pr == ApsStdPreference || notAny a APNSVoIPSandbox
-          APNSVoIP -> pr == ApsVoIPPreference || notAny a APNS
-          APNSVoIPSandbox -> pr == ApsVoIPPreference || notAny a APNSSandbox
-        notAny a t =
-          not
-            ( any
-                ( \a' ->
-                    addrEqualClient a a'
-                      && a ^. addrApp == a' ^. addrApp
-                      && a' ^. addrTransport == t
-                )
-                as
-            )
-        defPreference = case psh ^. pushNativePriority of
-          LowPriority -> ApsStdPreference
-          HighPriority -> ApsVoIPPreference
+          APNS -> pr == ApsStdPreference
+          APNSSandbox -> pr == ApsStdPreference
+        defPreference = ApsStdPreference
     check :: Either SomeException [a] -> m [a]
     check (Left e) = mntgtLogErr e >> pure []
     check (Right r) = pure r
diff --git a/services/gundeck/src/Gundeck/Push/Native/Serialise.hs b/services/gundeck/src/Gundeck/Push/Native/Serialise.hs
index bf9e0e491cc..07f783c36d9 100644
--- a/services/gundeck/src/Gundeck/Push/Native/Serialise.hs
+++ b/services/gundeck/src/Gundeck/Push/Native/Serialise.hs
@@ -54,8 +54,6 @@ renderText t prio x = case t of
   GCM -> trim "GCM" (jsonString gcmJson)
   APNS -> trim "APNS" (jsonString stdApnsJson)
   APNSSandbox -> trim "APNS_SANDBOX" (jsonString stdApnsJson)
-  APNSVoIP -> trim "APNS_VOIP" (jsonString voipApnsJson)
-  APNSVoIPSandbox -> trim "APNS_VOIP_SANDBOX" (jsonString voipApnsJson)
   where
     gcmJson =
       object
@@ -67,11 +65,6 @@ renderText t prio x = case t of
         [ "aps" .= apsDict,
           "data" .= x
         ]
-    voipApnsJson =
-      object
-        [ "aps" .= object [],
-          "data" .= x
-        ]
     -- https://developer.apple.com/documentation/usernotifications/modifying_content_in_newly_delivered_notifications
     -- Must contain `mutable-content: 1` and include an alert dictionary with title, subtitle, or body information.
     -- Since we have no useful data here, we send a default payload that gets overridden by the client
@@ -94,8 +87,6 @@ maxPayloadSize :: Transport -> Int64
 maxPayloadSize GCM = 4096
 maxPayloadSize APNS = 4096
 maxPayloadSize APNSSandbox = 4096
-maxPayloadSize APNSVoIP = 5120
-maxPayloadSize APNSVoIPSandbox = 5120
 
 gcmPriority :: Priority -> Text
 gcmPriority LowPriority = "normal"
diff --git a/services/gundeck/test/integration/API.hs b/services/gundeck/test/integration/API.hs
index 930d83fa1c3..051afeb7d02 100644
--- a/services/gundeck/test/integration/API.hs
+++ b/services/gundeck/test/integration/API.hs
@@ -838,9 +838,8 @@ testSharePushToken = do
   gcmTok <- Token . T.decodeUtf8 . toByteString' <$> randomId
   apsTok <- Token . T.decodeUtf8 . B16.encode <$> randomBytes 32
   let tok1 = pushToken GCM "test" gcmTok
-  let tok2 = pushToken APNSVoIP "com.wire.dev.ent" apsTok
-  let tok3 = pushToken APNS "com.wire.int.ent" apsTok
-  forM_ [tok1, tok2, tok3] $ \tk -> do
+  let tok2 = pushToken APNS "com.wire.int.ent" apsTok
+  forM_ [tok1, tok2] $ \tk -> do
     u1 <- randomUser
     u2 <- randomUser
     c1 <- randomClientId
diff --git a/services/gundeck/test/unit/Native.hs b/services/gundeck/test/unit/Native.hs
index 51d56aac593..030d01c976d 100644
--- a/services/gundeck/test/unit/Native.hs
+++ b/services/gundeck/test/unit/Native.hs
@@ -73,8 +73,6 @@ instance FromJSON SnsNotification where
       [("GCM", String n)] -> parseGcm n
       [("APNS", String n)] -> parseApns APNS n
       [("APNS_SANDBOX", String n)] -> parseApns APNSSandbox n
-      [("APNS_VOIP", String n)] -> parseApns APNSVoIP n
-      [("APNS_VOIP_SANDBOX", String n)] -> parseApns APNSVoIPSandbox n
       _ -> mempty
     where
       parseApns t n =