The reason this APK continues to be downloaded years after its release is the robust toolkit it offers:
The 2.5.2.2a version specifically is often cited as a "sweet spot" for users who want a balance between features and compatibility. It was one of the versions that solidified DraStic's reputation as the gold standard for DS emulation on the ARM architecture. Key Features of Version 2.5.2.2a drastic ds emulator 2.5.2.2a apk