Phone Speaker Cleaner is an Android app developed by Miano Lab that helps improve the sound quality of your phone's speaker. Sometimes, dust or water gets stuck inside the speaker which can cause muffled sound or no sound at all. This app offers a solution to this problem by providing tools to clean and eject water or dust from the speaker.

The app has two main features: Fix My Speaker Dust and Water Ejector tools and Fix My Speaker Volume. With Fix My Speaker Dust and Water Ejector tools, users can quickly and easily clean their phone's speaker and eject any water or dust that may be stuck inside. The Fix My Speaker Volume tool offers predefined sound frequencies to help boost volume and improve sound quality. Additionally, users can fix the speaker audio by playing an ultra sound wave.

Overall, Phone Speaker Cleaner is a useful app for those who want to improve the sound quality of their phone's speaker. It is a free app and can be found under the Personalization category in the Google Play Store.