90 million downloads in first week makes Mario Kart Tour Nintendo's fastest mobile game launch by far. However, how does Mario Kart Tour make such a great success? Except their helpful app store optimization, what more elements also played an important role? Apprb.com will reveal these details for you today!

For your information, the number of Mario Kart Tour downloads is six times greater than the company's second best launch, Animal Crossing: Pocket Camp, which generated 14.3 million downloads in its first week. The company's third best launch, Super Mario Run, picked up just under 13 million downloads in its debut week.

In terms of week one player spending, Mario Kart Tour has taken third place with $12.7 million, finishing behind Super Mario Run's $16.1 million and Fire Emblem Heroes' $28.2 million. It should be noted that Super Mario Run features a paywall to access the full game, while Fire Emblem Heroes is completely free-to-play.

The United States took pole position for number of downloads, racing to 13.2 million, or 14.7 percent. It was followed by Brazil with 10.7 million, or 11.8 percent, and Mexico with 5.8 million, or 6.4 percent. The United States led the pack for revenue too, with users in the country spending nearly $5.8 million or 45.4 percent of the total. Japan finished the week just behind with $4 million in player spend, or 31.3 percent, while France came third with $752k, or 6.4 percent.

Apparently, Mario Kart Tour will be more popular. We will keep updating the latest news for you. Stay tuned on Apprb.com to learn more App store ASO tips and news!