Welcome harukam!
eSteem is the application that improves your experience on Steem. You have full control over your data and content, unlike some apps we don't use our users to promote our application or services.

We have Mobile application for Android and iOS users. We also have developed Surfer Desktop application that helps you to gain new followers and stay connected with your friends, unique features - notifications, bookmarks, favorites, drafts, and more.
We reward our users with encouragement upvotes as well as monthly giveaways rewarding Spotlight top users and active Discord users.
Learn more: https://esteem.app
Join our discord: https://discord.gg/8eHupPq