In the near future, Key Remapper may require you to (email + password) rather than type a serial. Some versions already test this model. If you prefer owning a serial number outright, buy a perpetual license now before they disappear.
IT Department · Issue #284 · randyrants/sharpkeys - GitHub key remapper serial number
And if you don’t need advanced macro features, skip the license hunt altogether. and AutoHotkey offer comparable remapping power for absolutely zero cost and zero serial numbers. In the near future, Key Remapper may require
or may result in the software being blocked during future updates. If you lose your purchased serial number, you can usually recover it by contacting ATNSOFT Support with your order details. Free Alternatives In the near future