diff --git a/native_client/client.cc b/native_client/client.cc
index 1b335955..46a16115 100644
--- a/native_client/client.cc
+++ b/native_client/client.cc
@@ -12,7 +12,11 @@
 #include <sstream>
 #include <string>
 
-#if defined(__ANDROID__) || defined(_MSC_VER)
+#ifdef __APPLE__
+#include <TargetConditionals.h>
+#endif
+
+#if defined(__ANDROID__) || defined(_MSC_VER) || TARGET_OS_IPHONE
 #define NO_SOX
 #endif
 
@@ -244,7 +248,7 @@ GetAudioBuffer(const char* path, int desired_sample_rate)
     sox_false // Reverse endianness
   };
 
-#ifdef __APPLE__
+#if TARGET_OS_OSX
   // It would be preferable to use sox_open_memstream_write here, but OS-X
   // doesn't support POSIX 2008, which it requires. See Issue #461.
   // Instead, we write to a temporary file.
@@ -348,7 +352,7 @@ GetAudioBuffer(const char* path, int desired_sample_rate)
   fclose(wave);
 #endif // NO_SOX
 
-#ifdef __APPLE__
+#if TARGET_OS_OSX
   res.buffer_size = (size_t)(output->olength * 2);
   res.buffer = (char*)malloc(sizeof(char) * res.buffer_size);
   FILE* output_file = fopen(output_name, "rb");
diff --git a/native_client/definitions.mk b/native_client/definitions.mk
index 2f6afbf4..0c8ab656 100644
--- a/native_client/definitions.mk
+++ b/native_client/definitions.mk
@@ -101,6 +101,20 @@ NODE_PLATFORM_TARGET := --target_arch=arm64 --target_platform=linux
 TOOLCHAIN_LDD_OPTS   := --root $(RASPBIAN)/
 endif # ($(TARGET),rpi3-armv8)
 
+ifeq ($(TARGET),ios-simulator)
+CFLAGS          := -isysroot $(shell xcrun -sdk iphonesimulator13.5 -show-sdk-path)
+SOX_CFLAGS      :=
+SOX_LDFLAGS     :=
+LDFLAGS         :=
+endif
+
+ifeq ($(TARGET),ios-arm64)
+CFLAGS          := -target arm64-apple-ios -isysroot $(shell xcrun -sdk iphoneos13.5 -show-sdk-path)
+SOX_CFLAGS      :=
+SOX_LDFLAGS     :=
+LDFLAGS         :=
+endif
+
 # -Wl,--no-as-needed is required to force linker not to evict libs it thinks we
 # dont need ; will fail the build on OSX because that option does not exists
 ifeq ($(OS),Linux)
@@ -108,9 +122,13 @@ LDFLAGS_NEEDED := -Wl,--no-as-needed
 LDFLAGS_RPATH  := -Wl,-rpath,\$$ORIGIN
 endif
 ifeq ($(OS),Darwin)
-CXXFLAGS       += -stdlib=libc++ -mmacosx-version-min=10.10
-LDFLAGS_NEEDED := -stdlib=libc++ -mmacosx-version-min=10.10
+CXXFLAGS       += -stdlib=libc++
+LDFLAGS_NEEDED := -stdlib=libc++
 LDFLAGS_RPATH  := -Wl,-rpath,@executable_path
+ifeq ($(TARGET),host)
+CXXFLAGS       += -mmacosx-version-min=10.10
+LDFLAGS_NEEDED += -mmacosx-version-min=10.10
+endif
 endif
 
 CFLAGS   += $(EXTRA_CFLAGS)