diff --git a/README.md b/README.md
index ebde127..d699661 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,8 @@
 * %first - read first message
 * %rand - read a random message
 * %last - read last message
+* %repeat - repeat last analysis (adding supplied arguments)
+* %mobile - fix @invalid-user for last command but mentions users
 * %gdpr - displays GDPR information
 * %emojis - rank emotes by their usage
   * arguments:
@@ -112,6 +114,7 @@ python3 src/main.py
 
 * **v1.14**
   * `mobile/mention` arg to fix mobile bug
+  * `%repeat`, `%mobile` to repeat commands
 * **v1.13**
   * improved scan `%words`
   * remove old and unused logs at start and guild leaving
diff --git a/src/main.py b/src/main.py
index 53d4472..fb3c194 100644
--- a/src/main.py
+++ b/src/main.py
@@ -6,7 +6,7 @@ if sys.version_info < (3, 7):
     print("Please upgrade your Python version to 3.7.0 or higher")
     sys.exit(1)
 
-from utils import emojis, gdpr
+from utils import emojis, gdpr, command_cache
 from scanners import (
     EmotesScanner,
     FullScanner,
@@ -71,6 +71,18 @@ bot.register_command(
     "words: (BETA) rank words by their usage",
     WordsScanner.help(),
 )
+bot.register_command(
+    "repeat",
+    command_cache.repeat,
+    "repeat: repeat last analysis (adding supplied arguments)",
+    "```\n%repeat: repeat last analysis (adding supplied arguments)\n```",
+)
+bot.register_command(
+    "mobile",
+    lambda *args: command_cache.repeat(*args, add_args=["mobile"]),
+    "mobile: fix @invalid-user for last command but mentions users",
+    "```\n%mobile: fix @invalid-user for last command but mentions users\n```",
+)
 bot.register_command(
     "last",
     lambda *args: LastScanner().compute(*args),
diff --git a/src/scanners/__init__.py b/src/scanners/__init__.py
index ed9141d..8ac7b97 100644
--- a/src/scanners/__init__.py
+++ b/src/scanners/__init__.py
@@ -1,3 +1,4 @@
+from .scanner import Scanner
 from .emotes_scanner import EmotesScanner
 from .frequency_scanner import FrequencyScanner
 from .composition_scanner import CompositionScanner
diff --git a/src/scanners/scanner.py b/src/scanners/scanner.py
index eb4d30c..934c334 100644
--- a/src/scanners/scanner.py
+++ b/src/scanners/scanner.py
@@ -14,6 +14,7 @@ from utils import (
     ISO8601_REGEX,
     RELATIVE_REGEX,
     parse_time,
+    command_cache,
 )
 from logs import (
     GuildLogs,
@@ -48,7 +49,11 @@ class Scanner(ABC):
         self.chan_count = 0
 
     async def compute(
-        self, client: discord.client, message: discord.Message, *args: str
+        self,
+        client: discord.client,
+        message: discord.Message,
+        *args: str,
+        other_mentions: List[str] = [],
     ):
         args = list(args)
         guild = message.guild
@@ -85,6 +90,7 @@ class Scanner(ABC):
                     and (not arg.isdigit() or not self.has_digit_args)
                     and arg not in str_channel_mentions
                     and arg not in str_mentions
+                    and arg not in other_mentions
                     and not skip_check
                 ):
                     await message.channel.send(
@@ -240,6 +246,7 @@ class Scanner(ABC):
                                 reference=message if first else None,
                                 allowed_mentions=allowed_mentions,
                             )
+                        command_cache.cache(self, message, args)
                 # Delete custom progress message
                 await progress.delete()
 
diff --git a/src/utils/command_cache.py b/src/utils/command_cache.py
new file mode 100644
index 0000000..4cdbf7b
--- /dev/null
+++ b/src/utils/command_cache.py
@@ -0,0 +1,45 @@
+from typing import List
+import logging
+import discord
+
+from scanners import Scanner
+
+command_cache = {}
+
+
+def cache(scanner: Scanner, message: discord.Message, args: List[str]):
+    id = message.channel.id
+    command_cache[id] = (
+        type(scanner),
+        list(args),
+        [str(channel.id) for channel in message.channel_mentions]
+        + [str(member.id) for member in message.mentions],
+    )
+
+
+async def repeat(
+    client: discord.client,
+    message: discord.Message,
+    *args: str,
+    add_args: List[str] = [],
+):
+    if "help" in args:
+        await client.bot.help(client, message, "help", args[0])
+        return
+    id = message.channel.id
+    if id not in command_cache:
+        await message.channel.send(
+            "No command to repeat on this channel (type %help for more info)",
+            reference=message,
+        )
+        return
+    (
+        scannerType,
+        original_args,
+        original_mentions,
+    ) = command_cache[id]
+    args = original_args + add_args + list(args[1:]) + ["fast"]
+    logging.info(f"repeating {args}")
+    await scannerType().compute(
+        client, message, *args, other_mentions=original_mentions
+    )