diff --git a/README.md b/README.md
index ae63afbb..392b48cb 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![build](https://github.com/gaogaotiantian/codesnap/workflows/build/badge.svg)](https://github.com/gaogaotiantian/codesnap/actions?query=workflow%3Abuild)  [![pypi](https://img.shields.io/pypi/v/codesnap.svg)](https://pypi.org/project/codesnap/)
 
-CodeSnap is a light-weighted deterministic debugging/profiling tool that can trace and visualize python code. The major data CodeSnap displays is FEE(function entry/exit), or equivalently, the call stack. 
+CodeSnap is a deterministic debugging/profiling tool that can trace and visualize python code. The major data CodeSnap displays is FEE(function entry/exit), or equivalently, the call stack. 
 
 Unlike traditional flame graph, which is normally generated by sampling profiler, CodeSnap can display every function executed and the corresponding entry/exit time from the beginning of the program to the end, which is helpful for programmers to catch sporatic performance issues. 
 
@@ -12,6 +12,8 @@ You can take a look at the [demo](http://www.minkoder.com/codesnap/result.html)
 
 [trace viewer](https://chromium.googlesource.com/catapult) is used to display the stand alone html data.
 
+CodeSnap also supports json output that complies with Chrome trace event format, which can be loaded using [perfetto](https://ui.perfetto.dev/)
+
 ## Requirements
 
 CodeSnap requires python 3.5+. No other package is needed. For now, CodeSnap binary on pip only supports CPython + Linux. However, in theory the source code can build on Windows/MacOS.
diff --git a/setup.py b/setup.py
index 42cc8ff2..ad6240a3 100644
--- a/setup.py
+++ b/setup.py
@@ -6,10 +6,10 @@
 
 setuptools.setup(
     name="codesnap",
-    version="0.0.5",
+    version="0.1.0",
     author="Tian Gao",
     author_email="gaogaotiantian@hotmail.com",
-    description="A profiling tool that can visualize python code in flame graph",
+    description="A debugging and profiling tool that can trace and visualize python code",
     long_description=long_description,
     long_description_content_type="text/markdown",
     url="https://github.com/gaogaotiantian/codesnap",