ByeByeTweets app is designed to give you more control over your Twitter data. Use it to curate your timeline and let your followers get to know the current you.
You can automatically bulk delete up to 3200 of your most recent tweets for free. There is no limit on the number old tweets you can delete with the Pro version.
The app is community-supported. The Pro version helps to pay for the cloud server where the app is hosted and help to keep the Free version free.