Free Kingdom

Audit Score

Owner Privileges
Team Trust
Main Risk


This smart contract has been reviewed by Fair Stamp and found no backdoor code, and the owners privilege is to start the dapp, There is no malicious code that allows the owner (or other) to withdraw all funds from the smart contract.

The smart contract is a fork of Pizza Tower/Kingdom Cash.

Investors can buy Crystals using BNB (1 Crystal = 0.0005 BNB). These Crystals can be used to unlock/buy tower floors and to add more warriors to each floor. The higher the tower and the more warriors hired the more daily profit will be received. There are a total of 5 tower, and each tower comes with 1 warrior and can be upgraded to a maximum of 5 warriors per floor. The warriors produce Gold, which can be sold (1 Gold = 0.000005 BNB).

An investor can sell their tower, which will set warriors count to zero (and hence no daily profit), and this will send the user the calculated profit for the next 5 days.

The Smart-Contract found no vulnerabilities, no backdoors, and no scam scripts.

Contract Details

Daily ROI2.99% ~ 4.36%.
FeesNo fees
Referral5% referral commission is paid to the referrer in the form of crystals. 3% of the purchased crystal will be added to the referrer in the form of gold.
Min DepositNo limit
Max DepositNo limit
TimelockReward Accumulation Cut Off in 24 hours (upgradable to 48 hours with Level #5 castle)


There are no backdoor methods that withdraw funds to a non investor wallet.

Owner Privileges

The owner will start the contract via initialize() function.

Team Trust

Team is not known and has an inactive community

Main Risk

The team has no fee income, so it relies entirely on community consensus and is cautious about the long-term development of the project.

Not a lot of complexity in this. the contract was a fork of kingdom cash with removed fees and lower daily yield.

Considering the complexity of the contract, at the end of the day, This is still an ROI Dapp that relies on funds invested to payout existing users. if the contract reaches $0 investors will not be paid out. Do research the project before investing.


This contract has been audited by a human.
Only invest what you can afford to lose.
DYOR – Do your own research.