Reverse engineer, debloat, de-ad, patch, or re-sign Android APKs, and analyze their runtime and server-side behaviour. Use for an .apk/.aab/.dex/.so sample, smali or dex patching, Frida hooking, repacking, ad or SDK removal, API probing, or deciding whether a client-side patch can work. Covers recon, anti-tamper, membership limits, surgical dex patching, repack pitfalls, device setup, and a failure catalogue.