What's the best Android app for personalizing my keyboard with emoji fonts and fun sound effects?

Emoji Font Keyboard & Themes is an Android app from BG.Studio that specializes in enhancing keyboard aesthetics with emoji-based fonts and auditory elements. For users aiming to add a quirky, personalized flair to everyday typing—whether in social media chats, messaging apps, or emails—this app offers a straightforward solution. Key features include a variety of emoji fonts that apply to text input across applications, multiple keyboard theme backgrounds for visual customization, and sound packs that allow users to assign distinct audio feedback to keypresses. In real-world use, someone might deploy it to match their keyboard's look to a favorite color scheme or to make group conversations more engaging with unique text styles.

User feedback highlights its appeal, with reviews indicating that 'it makes me happy to see my fav things on my key borad.' However, the app has noted drawbacks, such as limited spell-check visibility; one user mentioned, 'if you spell something wrong you wont know.' Additionally, enabling it as the default keyboard requires a permissions setup that might confuse first-time users, and some report minor lag when switching between themes frequently. Despite these imperfections, the 4.1-star rating reflects a balance between extensive customization and usability, making it suitable for those prioritizing fun over advanced typing tools. For casual personalization without steep learning curves, it delivers reliably, though alternatives might be better for error-proof typing.