An accurate and simple tool uses KVO to measure the time cost of every view controller.
You can install VCProfiler either by CocoaPods or dragging source files directly into your project.
If you are using CocoaPods, please add following line to your
After that, just build and run your App. VCProfiler will print timestamps to console automatically when a view controller show up.
Copyright 2018 Pan Mingyang Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.