In the mid-to-late 2000s and early 2010s, before the dominance of modern app stores, the mobile internet was a different world. If you owned a feature phone with a resistive touchscreen—think the Samsung Star, LG Cookie, or early Nokia Asha series—your primary destination for entertainment was likely Peperonity.
The "240x400" resolution was very popular for "feature phones" (non-smartphones) like the Nokia Asha series, Samsung Star, and LG Cookie. Since Peperonity is gone, you must use reputable retro gaming archives. wwwpeperonitycomjavagamesasha240x400 free
Peperonity shut down many years ago. Finding these specific files today is difficult. If you are looking to play these games now, you have two options: In the mid-to-late 2000s and early 2010s, before