There are many websites claiming to offer "mod APKs" or "save editors" for infinite resources. These are highly discouraged as they often contain malware, can lead to your account being permanently banned, and ultimately ruin the progression loop that makes idle games fun.
In the context of mobile gaming, "hacks" generally fall into three categories: Idle Pocket Planet Hack
If you are looking to progress faster without risking your device or account, focusing on and investing heavily in automated mining is the most effective "legal" hack available. There are many websites claiming to offer "mod