diff --git a/Signal.xcodeproj/project.pbxproj b/Signal.xcodeproj/project.pbxproj
index e5a004680..6b70da5b1 100644
--- a/Signal.xcodeproj/project.pbxproj
+++ b/Signal.xcodeproj/project.pbxproj
@@ -276,7 +276,7 @@
 		34DBF003206BD5A500025978 /* OWSMessageTextView.m in Sources */ = {isa = PBXBuildFile; fileRef = 34DBEFFF206BD5A400025978 /* OWSMessageTextView.m */; };
 		34DBF004206BD5A500025978 /* OWSBubbleView.m in Sources */ = {isa = PBXBuildFile; fileRef = 34DBF001206BD5A500025978 /* OWSBubbleView.m */; };
 		34DBF007206C3CB200025978 /* OWSBubbleShapeView.m in Sources */ = {isa = PBXBuildFile; fileRef = 34DBF006206C3CB200025978 /* OWSBubbleShapeView.m */; };
-		34DC9BD921543E0C00FDDCEC /* ContactsUtils.m in Sources */ = {isa = PBXBuildFile; fileRef = 34DC9BD721543E0A00FDDCEC /* ContactsUtils.m */; };
+		34DC9BD921543E0C00FDDCEC /* DebugContactsUtils.m in Sources */ = {isa = PBXBuildFile; fileRef = 34DC9BD721543E0A00FDDCEC /* DebugContactsUtils.m */; };
 		34E3E5681EC4B19400495BAC /* AudioProgressView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 34E3E5671EC4B19400495BAC /* AudioProgressView.swift */; };
 		34E3EF0D1EFC235B007F6822 /* DebugUIDiskUsage.m in Sources */ = {isa = PBXBuildFile; fileRef = 34E3EF0C1EFC235B007F6822 /* DebugUIDiskUsage.m */; };
 		34E3EF101EFC2684007F6822 /* DebugUIPage.m in Sources */ = {isa = PBXBuildFile; fileRef = 34E3EF0F1EFC2684007F6822 /* DebugUIPage.m */; };
@@ -964,8 +964,8 @@
 		34DBF002206BD5A500025978 /* OWSBubbleView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = OWSBubbleView.h; sourceTree = "<group>"; };
 		34DBF005206C3CB100025978 /* OWSBubbleShapeView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = OWSBubbleShapeView.h; sourceTree = "<group>"; };
 		34DBF006206C3CB200025978 /* OWSBubbleShapeView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = OWSBubbleShapeView.m; sourceTree = "<group>"; };
-		34DC9BD721543E0A00FDDCEC /* ContactsUtils.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ContactsUtils.m; sourceTree = "<group>"; };
-		34DC9BD821543E0B00FDDCEC /* ContactsUtils.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ContactsUtils.h; sourceTree = "<group>"; };
+		34DC9BD721543E0A00FDDCEC /* DebugContactsUtils.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = DebugContactsUtils.m; sourceTree = "<group>"; };
+		34DC9BD821543E0B00FDDCEC /* DebugContactsUtils.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DebugContactsUtils.h; sourceTree = "<group>"; };
 		34E3E5671EC4B19400495BAC /* AudioProgressView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = AudioProgressView.swift; sourceTree = "<group>"; };
 		34E3EF0B1EFC235B007F6822 /* DebugUIDiskUsage.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DebugUIDiskUsage.h; sourceTree = "<group>"; };
 		34E3EF0C1EFC235B007F6822 /* DebugUIDiskUsage.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = DebugUIDiskUsage.m; sourceTree = "<group>"; };
@@ -1885,8 +1885,8 @@
 		34D8C0221ED3673300188D7C /* DebugUI */ = {
 			isa = PBXGroup;
 			children = (
-				34DC9BD821543E0B00FDDCEC /* ContactsUtils.h */,
-				34DC9BD721543E0A00FDDCEC /* ContactsUtils.m */,
+				34DC9BD821543E0B00FDDCEC /* DebugContactsUtils.h */,
+				34DC9BD721543E0A00FDDCEC /* DebugContactsUtils.m */,
 				340FC8C3204DE223007AEB0F /* DebugUIBackup.h */,
 				340FC8C4204DE223007AEB0F /* DebugUIBackup.m */,
 				45638BDB1F3DD0D400128435 /* DebugUICalling.swift */,
@@ -3297,7 +3297,7 @@
 				34D1F0BD1F8D108C0066283D /* AttachmentUploadView.m in Sources */,
 				452EC6DF205E9E30000E787C /* MediaGalleryViewController.swift in Sources */,
 				34386A52207D0C01009F5D9C /* HomeViewCell.m in Sources */,
-				34DC9BD921543E0C00FDDCEC /* ContactsUtils.m in Sources */,
+				34DC9BD921543E0C00FDDCEC /* DebugContactsUtils.m in Sources */,
 				34DBF007206C3CB200025978 /* OWSBubbleShapeView.m in Sources */,
 				34D1F0BA1F8800D90066283D /* OWSAudioMessageView.m in Sources */,
 				34D8C02B1ED3685800188D7C /* DebugUIContacts.m in Sources */,
diff --git a/Signal/src/ViewControllers/DebugUI/ContactsUtils.h b/Signal/src/ViewControllers/DebugUI/DebugContactsUtils.h
similarity index 92%
rename from Signal/src/ViewControllers/DebugUI/ContactsUtils.h
rename to Signal/src/ViewControllers/DebugUI/DebugContactsUtils.h
index c91459980..41396a687 100644
--- a/Signal/src/ViewControllers/DebugUI/ContactsUtils.h
+++ b/Signal/src/ViewControllers/DebugUI/DebugContactsUtils.h
@@ -6,7 +6,7 @@ NS_ASSUME_NONNULL_BEGIN
 
 @class CNContact;
 
-@interface ContactsUtils : NSObject
+@interface DebugContactsUtils : NSObject
 
 + (NSString *)randomPhoneNumber;
 
diff --git a/Signal/src/ViewControllers/DebugUI/ContactsUtils.m b/Signal/src/ViewControllers/DebugUI/DebugContactsUtils.m
similarity index 99%
rename from Signal/src/ViewControllers/DebugUI/ContactsUtils.m
rename to Signal/src/ViewControllers/DebugUI/DebugContactsUtils.m
index 4535f75ba..1655bf814 100644
--- a/Signal/src/ViewControllers/DebugUI/ContactsUtils.m
+++ b/Signal/src/ViewControllers/DebugUI/DebugContactsUtils.m
@@ -2,14 +2,14 @@
 //  Copyright (c) 2018 Open Whisper Systems. All rights reserved.
 //
 
-#import "ContactsUtils.h"
+#import "DebugContactsUtils.h"
 #import "Signal-Swift.h"
 #import <Contacts/Contacts.h>
 #import <Curve25519Kit/Randomness.h>
 
 NS_ASSUME_NONNULL_BEGIN
 
-@implementation ContactsUtils
+@implementation DebugContactsUtils
 
 + (NSString *)randomFirstName
 {
diff --git a/Signal/src/ViewControllers/DebugUI/DebugUIContacts.m b/Signal/src/ViewControllers/DebugUI/DebugUIContacts.m
index 40f8277e4..acb043375 100644
--- a/Signal/src/ViewControllers/DebugUI/DebugUIContacts.m
+++ b/Signal/src/ViewControllers/DebugUI/DebugUIContacts.m
@@ -3,7 +3,7 @@
 //
 
 #import "DebugUIContacts.h"
-#import "ContactsUtils.h"
+#import "DebugContactsUtils.h"
 #import "OWSTableViewController.h"
 #import "Signal-Swift.h"
 #import "SignalApp.h"
@@ -27,27 +27,27 @@ NS_ASSUME_NONNULL_BEGIN
                                        items:@[
                                            [OWSTableItem itemWithTitle:@"Create 1 Random Contact"
                                                            actionBlock:^{
-                                                               [ContactsUtils createRandomContacts:1];
+                                                               [DebugContactsUtils createRandomContacts:1];
                                                            }],
                                            [OWSTableItem itemWithTitle:@"Create 100 Random Contacts"
                                                            actionBlock:^{
-                                                               [ContactsUtils createRandomContacts:100];
+                                                               [DebugContactsUtils createRandomContacts:100];
                                                            }],
                                            [OWSTableItem itemWithTitle:@"Create 1k Random Contacts"
                                                            actionBlock:^{
-                                                               [ContactsUtils createRandomContacts:1000];
+                                                               [DebugContactsUtils createRandomContacts:1000];
                                                            }],
                                            [OWSTableItem itemWithTitle:@"Create 10k Random Contacts"
                                                            actionBlock:^{
-                                                               [ContactsUtils createRandomContacts:10 * 1000];
+                                                               [DebugContactsUtils createRandomContacts:10 * 1000];
                                                            }],
                                            [OWSTableItem itemWithTitle:@"Delete Random Contacts"
                                                            actionBlock:^{
-                                                               [ContactsUtils deleteAllRandomContacts];
+                                                               [DebugContactsUtils deleteAllRandomContacts];
                                                            }],
                                            [OWSTableItem itemWithTitle:@"Delete All Contacts"
                                                            actionBlock:^{
-                                                               [ContactsUtils deleteAllContacts];
+                                                               [DebugContactsUtils deleteAllContacts];
                                                            }],
                                            [OWSTableItem itemWithTitle:@"Clear SignalAccount Cache"
                                                            actionBlock:^{