diff --git a/swe_android_browser.gypi b/swe_android_browser.gypi
index 667543c..7944a45 100644
--- a/swe_android_browser.gypi
+++ b/swe_android_browser.gypi
@@ -26,8 +26,16 @@
           }],
         ],
         'native_lib_target': 'libswe',
-        'app_manifest_version_name': '<!(../swe/browser/tools/generate_about.sh --quiet --name --about)',
-        'app_manifest_version_code': '<!(../swe/browser/tools/generate_about.sh --quiet --code)',
+        'app_manifest_version_code': '<!(python <(DEPTH)/swe/tools/swe_version.py \
+                                     -i <(DEPTH)/chrome/VERSION \
+                                     -o <(DEPTH)/swe/VERSION --version-code-only)',
+        'app_manifest_version_name': '<!(python <(DEPTH)/swe/tools/swe_version.py \
+                                     -i <(DEPTH)/chrome/VERSION \
+                                     -o <(DEPTH)/swe/VERSION --version-string-only)',
+        'generate_about_string': '<!(python <(DEPTH)/swe/tools/swe_version.py \
+                                     -i <(DEPTH)/chrome/VERSION \
+                                     -o <(DEPTH)/swe/VERSION \
+                                     -about <(DEPTH)/swe/browser/res/values/about.xml)',
         'additional_native_libs': [
           '<@(libnetxt_native_libs)',
           '<@(libsta_native_libs)',
diff --git a/tools/generate_about.sh b/tools/generate_about.sh
deleted file mode 100755
index 185ce11..0000000
--- a/tools/generate_about.sh
+++ /dev/null
@@ -1,164 +0,0 @@
-#!/bin/bash
-#
-# Copyright (c) 2013, The Linux Foundation. All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#     * Redistributions of source code must retain the above copyright
-#      notice, this list of conditions and the following disclaimer.
-#    * Redistributions in binary form must reproduce the above
-#      copyright notice, this list of conditions and the following
-#      disclaimer in the documentation and/or other materials provided
-#      with the distribution.
-#    * Neither the name of The Linux Foundation nor the names of its
-#      contributors may be used to endorse or promote products derived
-#      from this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
-# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
-# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
-# ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
-# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
-# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
-# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
-# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
-# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-#
-# Construct the XML entity for the &about; entity in
-#  res/values/about.xml.
-#
-# Usage:
-#  generate_about.sh [OPTIONS]
-#
-# Generates SWE Android Browser's About box XML resource and
-#   emits manifest version name/code values
-#
-# Options:
-#  --name : emit suitable manifest version name
-#  --code : emit suitable manifest version code
-#  --about : generate res/values/about.xml
-#
-#
-me=${0##*/}
-mydir=${0%/*}
-
-# input/output files
-VERSIONFILE=${mydir}/../VERSION
-ABOUTFILE=${mydir}/../res/values/about.xml
-
-# default
-NAME=0
-CODE=0
-ABOUT=0
-QUIET=0
-
-# poor man's getopt()
-[[ " ${*} " =~ " --name " ]] && NAME=1
-[[ " ${*} " =~ " --code " ]] && CODE=1
-[[ " ${*} " =~ " --quiet " ]] && QUIET=1
-[[ " ${*} " =~ " --about " ]] && ABOUT=1
-
-function warning()
-{
-    (( ${QUIET} )) || echo "Warning: ${me}: $@" >&2
-}
-
-function error()
-{
-    ret=$1
-    shift
-    echo "Error: ${me}: $@" >&2
-    exit ${retval}
-}
-
-VERSIONINFO=$(cat ${VERSIONFILE}) || error 1 "couldn't read \"${VERSIONFILE}\""
-VERSIONINFO=( ${VERSIONINFO//;/ } )
-
-BASE_STRING=( ${VERSIONINFO[0]//=/ } )
-BASE_STRING=( ${BASE_STRING[1]//./ } )
-MAJOR=${BASE_STRING[0]}
-MINOR=${BASE_STRING[1]}
-
-BRANCH=( ${VERSIONINFO[1]//=/ } )
-BRANCH=${BRANCH[1]}
-BUILDID=unknown
-VERSION=${MAJOR}.${MINOR}
-
-# defaults
-HASH=unknown
-
-DATE=$(date) || warning "unable to get date"
-
-# collect information about branch, version, etc. from CHROME_SRC
-while [[ -d "${CHROME_SRC}" ]]
-do
-    pushd "${CHROME_SRC}" >/dev/null || error 1 "can't pushd ${CHROME_SRC}.."
-
-    # this had better work..
-    if ! HASH=$(git rev-parse --short HEAD)
-    then
-        HASH=unknown
-        warning "${CHROME_SRC} apparently not under git?"
-        break
-    fi
-
-    # collect branch and clean it up
-    # tack on branch
-    VERSION=${VERSION}.${BRANCH}
-
-    # construct a version, start with a default
-    MERGE_BASE=$(git merge-base remotes/origin/master "${HASH}") || warning "can't find a merge-base with master for hash \"$HASH\""
-
-    # requires grafted tree and numeric branch name
-    if [[ -n ${MERGE_BASE} ]]
-    then
-        BUILDID=$(git log --oneline ${MERGE_BASE}.. | wc -l)
-        VERSION=${VERSION}.${BUILDID}
-    else
-        warning "using version ${VERSION}.. merge-base:\"${MERGE_BASE}\" branch: \"${BRANCH}\""
-    fi
-
-    popd >/dev/null || error 1 "popd from $CHROME_SRC failed?"
-    break
-done
-
-if (( ${ABOUT} ))
-then
-   # add a support link, if configured
-    if [[ -n ${SWE_APK_SUPPORT} ]]
-    then
-        CONTACT="Please help us make your experience better by contacting the
-team at <a href=\"mailto:${SWE_APK_SUPPORT}\">${SWE_APK_SUPPORT}</a>\n"
-    fi
-
-    printf %s "<?xml version=\"1.0\" encoding=\"utf-8\"?>
-<resources xmlns:xliff=\"urn:oasis:names:tc:xliff:document:1.2\">
-   <!-- Text to display in about dialog -->
-   <string name=\"about_text\" formatted=\"false\">
-${CONTACT}
-Version: ${VERSION}\n
-Built: ${DATE}\n
-Host: ${HOSTNAME}\n
-User: ${USER}\n
-Hash: ${HASH} (${BRANCH})\n
-</string>
-</resources>
-" > "${ABOUTFILE}" || error 1 "could not write to ${ABOUTFILE}"
-fi
-
-(( ${NAME} )) && echo "${VERSION} (${HASH})"
-
-# decimal-ify for printf
-[[ -n ${MAJOR//[0-9]/} ]] && MAJOR=0
-[[ -n ${MINOR//[0-9]/} ]] && MINOR=0
-[[ -n ${BRANCH//[0-9]/} ]] && BRANCH=0
-[[ -n ${BUILDID//[0-9]/} ]] && BUILDID=0
-
-# This value should always be less than MAX int value "2147483647"
-(( ${CODE} )) && printf "%4d%04d\n" $((${BRANCH})) $((${BUILDID}))
-
-
-exit 0