diff --git a/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash1024x768.png b/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash1024x768.png
index f1202e9a3e7cb2b8f99401ac7cb628435dd73ddc..d6308c6e4f158bac3b39d46058aa8ad8b40fccc3 100644
Binary files a/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash1024x768.png and b/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash1024x768.png differ
diff --git a/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash1334x750.png b/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash1334x750.png
index cbb1edfe53e8528cf805cfb05cbf11f400431cf1..013599fdd2d6bd3943d048c5ac8137fd457d5d42 100644
Binary files a/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash1334x750.png and b/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash1334x750.png differ
diff --git a/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash750x1334.png b/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash750x1334.png
index 165ea263e2bdf47c923100e11348078208729523..1f88521ab89e88a5c1caef289749c04ecad10859 100644
Binary files a/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash750x1334.png and b/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash750x1334.png differ
diff --git a/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash768x1024.png b/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash768x1024.png
index 176a19a835e8fff4aaffa22a8be0d8ad6f7398f5..b6cfffbc49f01619ca79e8181f57839e5a29a145 100644
Binary files a/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash768x1024.png and b/contrib/mobile/iOS/Onelab/Images.xcassets/LaunchImage.launchimage/splash768x1024.png differ
diff --git a/contrib/mobile/utils/make_icon_ios.sh b/contrib/mobile/utils/make_icon_ios.sh
index d1dbaa6e46c0d9fcfe3ba8e95d6fd7ffb82c446e..0be223a3ad5b717517796a5cf4cbebb77b7f31b6 100755
--- a/contrib/mobile/utils/make_icon_ios.sh
+++ b/contrib/mobile/utils/make_icon_ios.sh
@@ -7,7 +7,7 @@ bg=black
 
 #icon_source=$HOME/tex/proposals/bbemg/bbemg-logo-twitter-white.png
 #launch_source=$HOME/tex/proposals/bbemg/bbemg-logo-color-rgb.png
-#launch_source2=$HOME/tex/proposals/bbemg/bbemg-logo-color-rgb.png
+#launch_source2=${launch_source}
 #bg=white
 
 mkdir -p AppIcon.appiconset
@@ -18,18 +18,24 @@ convert -scale 76 ${icon_source} AppIcon.appiconset/icon_app_ipad.png
 convert -scale 120 ${icon_source} AppIcon.appiconset/icon_app_iphone_retina.png
 
 mkdir -p LaunchImage.launchimage
+# iphone 4 scale 2x (retina)
 convert ${launch_source} -gravity Center -crop 640x960+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash640x960.png
 
+# iphone 5 scale 2x (retina)
 convert ${launch_source} -gravity Center -crop 640x1136+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash640x1136.png
 
-convert ${launch_source2} -gravity Center -crop 768x1024+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash768x1024.png
-convert ${launch_source2} -gravity Center -crop 1024x768+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash1024x768.png
-
-convert ${launch_source2} -gravity Center -crop 1536x2048+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash1536x2048.png
-convert ${launch_source2} -gravity Center -crop 2048x1536+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash2048x1536.png
-
-convert ${launch_source2} -gravity Center -crop 750x1334+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash750x1334.png
-convert ${launch_source2} -gravity Center -crop 1334x750+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash1334x750.png
+# iphone 6 scale 2x (retina)
+convert ${launch_source} -gravity Center -crop 750x1334+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash750x1334.png
+convert ${launch_source} -gravity Center -crop 1334x750+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash1334x750.png
 
+# iphone 6 plus scale 3x (retina HD)
 convert ${launch_source2} -gravity Center -crop 1242x2208+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash1242x2208.png
 convert ${launch_source2} -gravity Center -crop 2208x1242+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash2208x1242.png
+
+# ipad scale 1x
+convert ${launch_source} -gravity Center -crop 768x1024+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash768x1024.png
+convert ${launch_source} -gravity Center -crop 1024x768+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash1024x768.png
+
+# ipad scale 2x (retina)
+convert ${launch_source2} -gravity Center -crop 1536x2048+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash1536x2048.png
+convert ${launch_source2} -gravity Center -crop 2048x1536+0+0\! -background ${bg} -flatten LaunchImage.launchimage/splash2048x1536.png
diff --git a/utils/icons/gmsh.xcf b/utils/icons/gmsh.xcf
index 8657d4f3e069293f2488b60d30036f462af05fd6..db573a58e8a4ef177907699fab08cc0c2430f814 100644
Binary files a/utils/icons/gmsh.xcf and b/utils/icons/gmsh.xcf differ