diff --git a/instaloader/instaloadercontext.py b/instaloader/instaloadercontext.py
index dce9e13..486cac6 100644
--- a/instaloader/instaloadercontext.py
+++ b/instaloader/instaloadercontext.py
@@ -279,7 +279,7 @@ class InstaloaderContext:
     def _graphql_request_count_per_sliding_window(self, query_hash: str) -> int:
         """Return how many GraphQL requests can be done within the sliding window."""
         if self.is_logged_in:
-            max_reqs = {'1cb6ec562846122743b61e492c85999f': 20, '33ba35852cb50da46f5b5e889df7d159': 20}
+            max_reqs = {'1cb6ec562846122743b61e492c85999f': 20, '33ba35852cb50da46f5b5e889df7d159': 20, 'iphone': 100}
         else:
             max_reqs = {'1cb6ec562846122743b61e492c85999f': 200, '33ba35852cb50da46f5b5e889df7d159': 200}
         return max_reqs.get(query_hash) or min(max_reqs.values())
@@ -346,11 +346,14 @@ class InstaloaderContext:
         :raises ConnectionException: When query repeatedly failed.
         """
         is_graphql_query = 'query_hash' in params and 'graphql/query' in path
+        is_iphone_query = host == 'i.instagram.com'
         sess = session if session else self._session
         try:
             self.do_sleep()
             if is_graphql_query:
                 self._ratecontrol_graphql_query(params['query_hash'])
+            if is_iphone_query:
+                self._ratecontrol_graphql_query('iphone')
             resp = sess.get('https://{0}/{1}'.format(host, path), params=params, allow_redirects=False)
             while resp.is_redirect:
                 redirect_url = resp.headers['location']
@@ -389,8 +392,10 @@ class InstaloaderContext:
                 raise ConnectionException(error_string) from err
             self.error(error_string + " [retrying; skip with ^C]", repeat_at_end=False)
             try:
-                if isinstance(err, TooManyRequestsException):
+                if is_graphql_query and isinstance(err, TooManyRequestsException):
                     self._ratecontrol_graphql_query(params['query_hash'], untracked_queries=True)
+                if is_iphone_query and isinstance(err, TooManyRequestsException):
+                    self._ratecontrol_graphql_query('iphone', untracked_queries=True)
                 return self.get_json(path=path, params=params, host=host, session=sess, _attempt=_attempt + 1)
             except KeyboardInterrupt:
                 self.error("[skipped by user]", repeat_at_end=False)