Dig and collect treasures! Manage fuel, cooling and speed while searching for diggings. Collect all the golds to earn cash. Tap to start your drill and hold for collecting treasure as you go. Hunt for oil to manage your oil well drilling company. The more golds, gems you collect, the more you can upgrade your drill and increase your chance to reach out oil! How deep can you take your digging tool in this land? *Oil Well Drilling Highlights* Inventive and unique gameplay Simple and satisfying drilling, gold-collecting gameplay! Easy to understand Realistic physics Upgrade your drill or unlock more to go further and collect more treasure Let your Oil Well Drilling machine go work while you're away and collect more money! Discover fun and cool features like map Best free, fun idle digging game from Rollic. Check out this fun idle digging game!