If you have an app developed long back ago and you need to update design according iOS Or Android guidelines and want to give new look to your app, I can do it for you. yes this is simple UI enhancements not complete redesign .
You just have to send designed UI Source files and application screenshots.
Three screen designs will be delivered in the mentioned cost
contact me If you have more screens to update, We can work out on the cost
contact me if no source file available I can redesign for you in diffident cost