diff --git a/apps/makescene/makescene.cc b/apps/makescene/makescene.cc
index 30af68908..3664f52b4 100644
--- a/apps/makescene/makescene.cc
+++ b/apps/makescene/makescene.cc
@@ -33,7 +33,7 @@
 #include "util/system.h"
 #include "util/timer.h"
 #include "util/arguments.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "util/file_system.h"
 #include "util/tokenizer.h"
 #include "mve/bundle.h"
@@ -353,10 +353,10 @@ import_bundle_nvm_or_colmap (AppSettings const& conf, bool load_nvm = true)
     if (cam_infos.size() != cameras.size())
     {
         if (load_nvm)
-            std::cerr << "Error: NVM info inconsistent with bundle!" 
+            std::cerr << "Error: NVM info inconsistent with bundle!"
                 << std::endl;
         else
-            std::cerr << "Error: Colmap info inconsistent with bundle!" 
+            std::cerr << "Error: Colmap info inconsistent with bundle!"
                 << std::endl;
         return;
     }
@@ -860,19 +860,19 @@ is_colmap_sfm_bundle_format (AppSettings const& conf)
 
     std::string cameras_txt_filename = join_path(model_path, "cameras.txt");
     std::string cameras_bin_filename = join_path(model_path, "cameras.bin");
-    if (!util::fs::file_exists(cameras_txt_filename.c_str()) && 
+    if (!util::fs::file_exists(cameras_txt_filename.c_str()) &&
         !util::fs::file_exists(cameras_bin_filename.c_str()))
         return false;
 
     std::string images_txt_filename = join_path(model_path, "images.txt");
     std::string images_bin_filename = join_path(model_path, "images.bin");
-    if (!util::fs::file_exists(images_txt_filename.c_str()) && 
+    if (!util::fs::file_exists(images_txt_filename.c_str()) &&
         !util::fs::file_exists(images_bin_filename.c_str()))
         return false;
 
     std::string points_3D_txt_filename = join_path(model_path, "points3D.txt");
     std::string points_3D_bin_filename = join_path(model_path, "points3D.bin");
-    if (!util::fs::file_exists(points_3D_txt_filename.c_str()) && 
+    if (!util::fs::file_exists(points_3D_txt_filename.c_str()) &&
         !util::fs::file_exists(points_3D_bin_filename.c_str()))
         return false;
 
@@ -917,7 +917,7 @@ import_bundle (AppSettings const& conf)
 
     /**
      * Try to detect Colmap bundle format.
-     * In this case the input folder contains files with extension ".txt" or 
+     * In this case the input folder contains files with extension ".txt" or
      * ".bin".
      */
     if (is_colmap_sfm_bundle_format(conf))
diff --git a/apps/meshalign/meshalign.cc b/apps/meshalign/meshalign.cc
index 3c60526eb..12aa910e7 100644
--- a/apps/meshalign/meshalign.cc
+++ b/apps/meshalign/meshalign.cc
@@ -15,7 +15,7 @@
 #include "util/system.h"
 #include "util/file_system.h"
 #include "util/arguments.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "mve/mesh.h"
 #include "mve/mesh_io.h"
 #include "mve/mesh_tools.h"
diff --git a/apps/meshalign/meshlab_alignment.cc b/apps/meshalign/meshlab_alignment.cc
index fc32663a2..0fce409be 100644
--- a/apps/meshalign/meshlab_alignment.cc
+++ b/apps/meshalign/meshlab_alignment.cc
@@ -13,7 +13,7 @@
 #include <cerrno>
 
 #include "util/exception.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "util/file_system.h"
 #include "util/tokenizer.h"
 #include "mve/mesh_io.h"
diff --git a/apps/meshalign/stanford_alignment.cc b/apps/meshalign/stanford_alignment.cc
index 8e776fecb..9a84b4f88 100644
--- a/apps/meshalign/stanford_alignment.cc
+++ b/apps/meshalign/stanford_alignment.cc
@@ -13,7 +13,7 @@
 #include <fstream>
 
 #include "util/file_system.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "util/exception.h"
 #include "util/tokenizer.h"
 #include "mve/mesh.h"
diff --git a/apps/meshconvert/meshconvert.cc b/apps/meshconvert/meshconvert.cc
index 563c9abbd..1e40dc358 100644
--- a/apps/meshconvert/meshconvert.cc
+++ b/apps/meshconvert/meshconvert.cc
@@ -13,7 +13,7 @@
 
 #include "util/system.h"
 #include "util/arguments.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "mve/mesh_io.h"
 #include "mve/mesh_io_ply.h"
 
diff --git a/apps/umve/jobqueue.cc b/apps/umve/jobqueue.cc
index e66b6a0aa..799aaa435 100644
--- a/apps/umve/jobqueue.cc
+++ b/apps/umve/jobqueue.cc
@@ -11,7 +11,7 @@
 #include <iostream>
 #include <QThreadPool>
 
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "jobqueue.h"
 
 JobQueue*
diff --git a/apps/umve/scene_addins/camera_sequence.cc b/apps/umve/scene_addins/camera_sequence.cc
index e4a85496d..f168523e6 100644
--- a/apps/umve/scene_addins/camera_sequence.cc
+++ b/apps/umve/scene_addins/camera_sequence.cc
@@ -14,7 +14,7 @@
 
 #include "util/exception.h"
 #include "util/tokenizer.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 
 #include "scene_addins/camera_sequence.h"
 
diff --git a/apps/umve/scene_addins/mesh_list.cc b/apps/umve/scene_addins/mesh_list.cc
index afc635b76..58d820e0b 100644
--- a/apps/umve/scene_addins/mesh_list.cc
+++ b/apps/umve/scene_addins/mesh_list.cc
@@ -19,7 +19,7 @@
 #include <QColorDialog>
 
 #include "util/file_system.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "mve/mesh.h"
 #include "mve/mesh_io.h"
 #include "mve/mesh_tools.h"
diff --git a/apps/umve/sceneoverview.cc b/apps/umve/sceneoverview.cc
index 0828e00a0..1b9b99b34 100644
--- a/apps/umve/sceneoverview.cc
+++ b/apps/umve/sceneoverview.cc
@@ -9,7 +9,7 @@
 
 #include <QLineEdit>
 
-#include "util/strings.h"
+#include "util/string_utils.h"
 
 #include "guihelpers.h"
 #include "scenemanager.h"
diff --git a/apps/umve/viewinspect/tonemapping.cc b/apps/umve/viewinspect/tonemapping.cc
index 3620e3c3f..ea9954130 100644
--- a/apps/umve/viewinspect/tonemapping.cc
+++ b/apps/umve/viewinspect/tonemapping.cc
@@ -17,7 +17,7 @@
 #include <QRadioButton>
 
 #include "util/timer.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "mve/image.h"
 #include "mve/image_tools.h"
 
diff --git a/libs/dmrecon/dmrecon.cc b/libs/dmrecon/dmrecon.cc
index 67a065e65..e9558a7a2 100644
--- a/libs/dmrecon/dmrecon.cc
+++ b/libs/dmrecon/dmrecon.cc
@@ -20,7 +20,7 @@
 #include "mve/image.h"
 #include "mve/image_tools.h"
 #include "util/file_system.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "dmrecon/settings.h"
 #include "dmrecon/dmrecon.h"
 #include "dmrecon/global_view_selection.h"
diff --git a/libs/dmrecon/patch_optimization.cc b/libs/dmrecon/patch_optimization.cc
index 329eb98ae..e1862276b 100644
--- a/libs/dmrecon/patch_optimization.cc
+++ b/libs/dmrecon/patch_optimization.cc
@@ -7,7 +7,7 @@
  * of the BSD 3-Clause license. See the LICENSE.txt file for details.
  */
 
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "math/algo.h"
 #include "math/defines.h"
 #include "math/matrix.h"
diff --git a/libs/fssr/iso_octree.cc b/libs/fssr/iso_octree.cc
index c054caa98..7f6c80f29 100644
--- a/libs/fssr/iso_octree.cc
+++ b/libs/fssr/iso_octree.cc
@@ -18,7 +18,7 @@
 #include <limits>
 
 #include "util/timer.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "fssr/basis_function.h"
 #include "fssr/sample.h"
 #include "fssr/iso_octree.h"
diff --git a/libs/mve/bundle_io.cc b/libs/mve/bundle_io.cc
index 7f56d459e..c3fcd9bf4 100644
--- a/libs/mve/bundle_io.cc
+++ b/libs/mve/bundle_io.cc
@@ -17,7 +17,7 @@
 
 #include "util/system.h"
 #include "util/file_system.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "util/exception.h"
 #include "math/matrix.h"
 #include "math/vector.h"
@@ -562,7 +562,7 @@ create_camera_info_from_params(CameraInfo& camera_info,
         camera_info.ppoint[0] = params[2] / width;
         camera_info.ppoint[1] = params[3] / height;
     }
-    else 
+    else
     {
         std::string msg = "Unsupported camera model with radial distortion "
             "detected! If possible, re-run the SfM reconstruction with the "
@@ -700,7 +700,7 @@ load_colmap_images_txt(std::string const& images_filename,
         CameraInfo model = camera_colmap_id_to_model.at(camera_colmap_id);
         initialize_bundle_cam(model, quat, trans, &bundle_cam);
         determine_depth_map_path(depth_path, image_name, &depth_map_name);
-        initialize_cam_info(model, image_path, image_name, depth_path, 
+        initialize_cam_info(model, image_path, image_name, depth_path,
             depth_map_name, &colmap_cam_info);
 
         std::string point_2d_line;
@@ -712,7 +712,7 @@ load_colmap_images_txt(std::string const& images_filename,
             ref.view_id = view_id;
             point_2d_line_ss >> ref.pos[0] >> ref.pos[1];
             point_2d_line_ss >> feature_3d_colmap_id;
-            // A POINT2D that does not correspond to a POINT3D has a POINT3D_ID 
+            // A POINT2D that does not correspond to a POINT3D has a POINT3D_ID
             // of -1
             if (feature_3d_colmap_id == -1)
                 ref.feature_id = -1;
@@ -722,7 +722,7 @@ load_colmap_images_txt(std::string const& images_filename,
         }
         bundle_cams.push_back(bundle_cam);
         colmap_cams_info.push_back(colmap_cam_info);
-    }    
+    }
     if (camera_info != nullptr)
         std::swap(*camera_info, colmap_cams_info);
     in_images.close();
@@ -772,9 +772,9 @@ load_colmap_points_3D_txt(std::string const& points3D_filename,
             int feature_2d_idx;      // starts at 0
             point_3d_line_ss >> view_colmap_id >> feature_2d_idx;
             int view_id = view_colmap_id - 1;
-            // Make sure that each point only has a single observation per 
+            // Make sure that each point only has a single observation per
             // image, since MVE does not support multiple observations.
-            if (std::find(view_ids.begin(), view_ids.end(), view_id) != 
+            if (std::find(view_ids.begin(), view_ids.end(), view_id) !=
                 view_ids.end())
                 continue;
             view_ids.push_back(view_id);
@@ -911,19 +911,19 @@ load_colmap_images_bin(std::string const& images_filename,
         CameraInfo model = camera_colmap_id_to_model.at(camera_colmap_id);
         initialize_bundle_cam(model, quat, trans, &bundle_cam);
         determine_depth_map_path(depth_path, image_name, &depth_map_name);
-        initialize_cam_info(model, image_path, image_name, depth_path, 
+        initialize_cam_info(model, image_path, image_name, depth_path,
             depth_map_name, &colmap_cam_info);
 
         const std::size_t num_points_2D = read_binary_little_endian<uint64_t>(
             &in_images);
-        for (std::size_t point_2d_idx = 0; point_2d_idx < num_points_2D; 
-            ++point_2d_idx) 
+        for (std::size_t point_2d_idx = 0; point_2d_idx < num_points_2D;
+            ++point_2d_idx)
         {
             Bundle::Feature2D ref;
             ref.view_id = view_id;
             ref.pos[0] = (float)read_binary_little_endian<double>(&in_images);
             ref.pos[1] = (float)read_binary_little_endian<double>(&in_images);
-            // A POINT2D that does not correspond to a POINT3D has a POINT3D_ID 
+            // A POINT2D that does not correspond to a POINT3D has a POINT3D_ID
             // of -1
             feature_3d_colmap_id = (uint32_t)read_binary_little_endian<
                 point3D_t>(&in_images);
@@ -955,7 +955,7 @@ load_colmap_points_3D_bin(std::string const& points3D_filename,
     Bundle::Features& features = bundle->get_features();
     features.reserve(num_features);
     std::size_t num_views = bundle->get_cameras().size();
-    for (std::size_t feature_3d_idx = 0; feature_3d_idx < num_features; 
+    for (std::size_t feature_3d_idx = 0; feature_3d_idx < num_features;
         ++feature_3d_idx)
     {
         Bundle::Feature3D feature_3d;
@@ -987,9 +987,9 @@ load_colmap_points_3D_bin(std::string const& points3D_filename,
             view_colmap_id = read_binary_little_endian<image_t>(&in_points3D);
             int view_id = view_colmap_id - 1;
             feature_2d_idx = read_binary_little_endian<point2D_t>(&in_points3D);
-            // Make sure that each point only has a single observation per 
+            // Make sure that each point only has a single observation per
             // image, since MVE does not support multiple observations.
-            if (std::find(view_ids.begin(), view_ids.end(), 
+            if (std::find(view_ids.begin(), view_ids.end(),
                 view_id) != view_ids.end())
                 continue;
             view_ids.push_back(view_id);
@@ -1006,7 +1006,7 @@ load_colmap_points_3D_bin(std::string const& points3D_filename,
         num_refs = refs.size();
 
         /* There should be at least 2 cameras that see the point. */
-        if (num_refs < 2 || num_refs > num_views) 
+        if (num_refs < 2 || num_refs > num_views)
         {
             throw util::Exception("Invalid number of feature refs: ",
                 util::string::get(num_refs));
@@ -1154,7 +1154,7 @@ load_colmap_depth_map(int scale, mve::CameraInfo& mve_cam, int original_width,
     math::Matrix3f inv_calib;
     mve_cam.fill_inverse_calibration(*inv_calib, original_width,
         original_height);
-    mve::image::depthmap_convert_conventions<float>(depth_image, inv_calib, 
+    mve::image::depthmap_convert_conventions<float>(depth_image, inv_calib,
         true);
 
     if (depth_width == original_width && depth_height == original_height)
diff --git a/libs/mve/image_base.h b/libs/mve/image_base.h
index a3669995e..b8062cdb0 100644
--- a/libs/mve/image_base.h
+++ b/libs/mve/image_base.h
@@ -14,7 +14,7 @@
 #include <memory>
 #include <vector>
 
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "mve/defines.h"
 
 MVE_NAMESPACE_BEGIN
diff --git a/libs/mve/image_exif.cc b/libs/mve/image_exif.cc
index 01103c9dc..d5263eb05 100644
--- a/libs/mve/image_exif.cc
+++ b/libs/mve/image_exif.cc
@@ -35,7 +35,7 @@
 #include <limits>
 
 #include "util/system.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "mve/image_exif.h"
 
 MVE_NAMESPACE_BEGIN
diff --git a/libs/mve/image_io.cc b/libs/mve/image_io.cc
index 77b154d14..6e0273d53 100644
--- a/libs/mve/image_io.cc
+++ b/libs/mve/image_io.cc
@@ -34,7 +34,7 @@
 
 #include "math/algo.h"
 #include "util/exception.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "util/system.h"
 #include "mve/image_io.h"
 
diff --git a/libs/mve/mesh_io.cc b/libs/mve/mesh_io.cc
index 5c24f5952..281ace43b 100644
--- a/libs/mve/mesh_io.cc
+++ b/libs/mve/mesh_io.cc
@@ -9,7 +9,7 @@
 
 #include <stdexcept>
 
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "mve/mesh.h"
 #include "mve/mesh_io.h"
 #include "mve/mesh_io_ply.h"
diff --git a/libs/mve/mesh_io_obj.cc b/libs/mve/mesh_io_obj.cc
index 6fb22b493..e4a4234ca 100644
--- a/libs/mve/mesh_io_obj.cc
+++ b/libs/mve/mesh_io_obj.cc
@@ -13,7 +13,7 @@
 #include <cstring>
 #include <map>
 
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "util/tokenizer.h"
 #include "util/exception.h"
 #include "util/file_system.h"
diff --git a/libs/ogl/check_gl_error.h b/libs/ogl/check_gl_error.h
index 5fd71c9e4..6c22388ad 100644
--- a/libs/ogl/check_gl_error.h
+++ b/libs/ogl/check_gl_error.h
@@ -14,7 +14,7 @@
 
 #include "ogl/defines.h"
 #include "ogl/opengl.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 
 OGL_NAMESPACE_BEGIN
 
diff --git a/libs/util/arguments.cc b/libs/util/arguments.cc
index 4e40f22cc..d4a3a42c7 100644
--- a/libs/util/arguments.cc
+++ b/libs/util/arguments.cc
@@ -13,7 +13,7 @@
 #include <iomanip>
 #include <limits>
 
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "util/tokenizer.h"
 #include "util/arguments.h"
 
diff --git a/libs/util/arguments.h b/libs/util/arguments.h
index a6845909f..7fa24d94c 100644
--- a/libs/util/arguments.h
+++ b/libs/util/arguments.h
@@ -15,7 +15,7 @@
 #include <string>
 #include <stdexcept>
 
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "util/defines.h"
 #include "util/exception.h"
 
diff --git a/libs/util/ini_parser.cc b/libs/util/ini_parser.cc
index ee41bc24a..af9e58fc4 100644
--- a/libs/util/ini_parser.cc
+++ b/libs/util/ini_parser.cc
@@ -10,7 +10,7 @@
 #include <sstream>
 
 #include "util/exception.h"
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "util/ini_parser.h"
 
 UTIL_NAMESPACE_BEGIN
diff --git a/libs/util/strings.h b/libs/util/string_utils.h
similarity index 99%
rename from libs/util/strings.h
rename to libs/util/string_utils.h
index ee2aabdaa..9eb126307 100644
--- a/libs/util/strings.h
+++ b/libs/util/string_utils.h
@@ -7,8 +7,8 @@
  * of the BSD 3-Clause license. See the LICENSE.txt file for details.
  */
 
-#ifndef UTIL_STRING_HEADER
-#define UTIL_STRING_HEADER
+#ifndef UTIL_STRING_UTILS_HEADER
+#define UTIL_STRING_UTILS_HEADER
 
 #include <sstream>
 #include <string>
@@ -511,4 +511,4 @@ get_size_string (std::size_t size)
 UTIL_STRING_NAMESPACE_END
 UTIL_NAMESPACE_END
 
-#endif /* UTIL_STRING_HEADER */
+#endif /* UTIL_STRING_UTILS_HEADER */
diff --git a/libs/util/tokenizer.h b/libs/util/tokenizer.h
index 8e5b76956..611f6b8ae 100644
--- a/libs/util/tokenizer.h
+++ b/libs/util/tokenizer.h
@@ -15,7 +15,7 @@
 #include <sstream>
 #include <algorithm>
 
-#include "util/strings.h"
+#include "util/string_utils.h"
 #include "util/defines.h"
 
 UTIL_NAMESPACE_BEGIN
diff --git a/tests/util/gtest_string.cc b/tests/util/gtest_string_utils.cc
similarity index 94%
rename from tests/util/gtest_string.cc
rename to tests/util/gtest_string_utils.cc
index e7e863423..1343017dc 100644
--- a/tests/util/gtest_string.cc
+++ b/tests/util/gtest_string_utils.cc
@@ -3,9 +3,9 @@
 
 #include <gtest/gtest.h>
 
-#include "util/strings.h"
+#include "util/string_utils.h"
 
-TEST(StringTest, LowerUpperCaseTest)
+TEST(StringUtilsTest, LowerUpperCaseTest)
 {
     /* Test to lowerstring and to upper string. */
     std::string str = "Test aAzZ 012349 STRING !! #$%";
@@ -15,7 +15,7 @@ TEST(StringTest, LowerUpperCaseTest)
     EXPECT_EQ(str_lc, util::string::lowercase(str));
 }
 
-TEST(StringTest, StringConversionTest)
+TEST(StringUtilsTest, StringConversionTest)
 {
     EXPECT_EQ("1230", util::string::get(1230));
     EXPECT_EQ("0.1", util::string::get(0.1));
@@ -61,7 +61,7 @@ TEST(StringTest, StringConversionTest)
     EXPECT_EQ("", util::string::convert<std::string>("", false));
 }
 
-TEST(StringTest, LeftRightSubstringTest)
+TEST(StringUtilsTest, LeftRightSubstringTest)
 {
     std::string str = "123456";
     EXPECT_EQ("1234", util::string::left(str, 4));
@@ -70,7 +70,7 @@ TEST(StringTest, LeftRightSubstringTest)
     EXPECT_EQ("123456", util::string::right(str, 8));
 }
 
-TEST(StringTest, ClipAndChopTest)
+TEST(StringUtilsTest, ClipAndChopTest)
 {
     std::string str1 = "\t  \t test\t ";
     std::string str2 = " \t  \t test\t";
@@ -89,7 +89,7 @@ TEST(StringTest, ClipAndChopTest)
     EXPECT_EQ("test", util::string::clipped_newlines(str7));
 }
 
-TEST(StringTest, PunctateTest)
+TEST(StringUtilsTest, PunctateTest)
 {
     std::string str = "1234567890";
     EXPECT_EQ("12.3456.7890", util::string::punctated(str, '.', 4));
@@ -106,7 +106,7 @@ TEST(StringTest, PunctateTest)
     EXPECT_EQ("1.234", util::string::punctated("1234", '.', 3));
 }
 
-TEST(StringTest, WordWrapTest)
+TEST(StringUtilsTest, WordWrapTest)
 {
     std::string str1 = "some longword";
     EXPECT_EQ("some\nlongword", util::string::wordwrap(str1.c_str(), 4));
@@ -120,7 +120,7 @@ TEST(StringTest, WordWrapTest)
     EXPECT_EQ("some\nlong word", util::string::wordwrap(str3.c_str(), 9));
 }
 
-TEST(StringTest, StringNormalizationTest)
+TEST(StringUtilsTest, StringNormalizationTest)
 {
     std::string str = "  string \t that\tis  pretty messy  \t";
     std::string str_gt = " string that is pretty messy ";