Earlier versions like iTools 3 used only one key for Windows, but the current iTools 4 system requires a pair of keys (Key 1 and Key 2) to unlock full functionality. Key 1 & 2 Purpose
: Click Activate ; the "Purchase" button will disappear once the software is successfully registered. iTools Review (2026) Overall Rating: ⭐⭐⭐⭐☆ (4/5) itools license key 1 and 2 install
Users upgrading from iTools 3 (which only used one key) to iTools 4 often find they are missing the second key. In these cases, the License FAQ advises submitting a request to the support team with your order ID to receive an updated two-key license. Earlier versions like iTools 3 used only one