Bottle Cap Merge Sort

Gameplay:

1. The game interface consists of multiple columns of covers, with a maximum of 10 covers per column
2. When there are 10 lids with the same number in a column, these lids can be combined into 2 higher-level lids
3. Players need to gradually upgrade the numbers on the lid through continuous collection and synthesis
4. Click the button in the bottom left corner to add a new cover to the interface

Continuously improve the level of the lid, challenge yourself, and enjoy the fun brought by the game!

Auto-renew Subscription options  Our game has the following subscription periods: 

1. Weekly membership: Only $4.99 per week, after subscribing, you can receive 100 gold coins, 1 gacha coin, 5 shuffle coupons, 1 slot coupon, and 1 ad-free coupon per day. Valid for one week.
2. Monthly membership: Only $9.99 per month, after subscribing, you can receive 100 gold coins, 1 gacha coin, 5 shuffle coupons, 1 slot coupon, and 1 ad-free coupon per day. Valid for one month.
3. Annual membership: Only $39.99 per year, after subscribing, you can receive 100 gold coins, 1 gacha coin, 5 shuffle coupons, 1 slot coupon, and 1 ad-free coupon per day. Valid for one year.

 End of trial and subscription renewal This price is determined for American customers. Prices in other countries/regions may vary, and actual costs may be converted to your local currency based on your country of residence.  After the purchase is confirmed, the payment will be deducted from your iTunes account.  The subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period.  The account will be charged for renewal within 24 hours before the end of the current period, and the renewal fee will be determined.  Subscriptions can be managed by the user, and automatic renewal can be turned off by going to the user's "Account Settings" after purchase.  Any unused portion of the free trial period (if provided) will be forfeited when the user purchases a subscription for the publication (if applicable).  Cancel trial or subscription You can turn off the automatic renewal of your subscription at any time through iTunes. After the current trial/subscription period expires, you will be unsubscribed. The current active subscription period cannot be cancelled. When your subscription expires, you will no longer be able to use the elements included in the "Subscription" option.  If you have any questions or comments, please feel free to contact us at happystrider@163.com.  Terms of Surscription：http://happystrider.com/vip-1.html Terms of Service：http://happystrider.com/term.html Privacy：http://happystrider.com/privacy.html