If you cannot afford Mtools, here are open-source or built-in alternatives that require zero activation codes.
If you need a valid Mtools activation code, here are the : Mtools Activation Code
Search for "Mtools coupon code" (not activation code). Retailmenot or the official newsletter sometimes offers 20-30% discounts. If you cannot afford Mtools, here are open-source
Activation codes are case-sensitive. Copy-paste directly from the purchase email. Do not retype manually. If you cannot afford Mtools