ISTJ & ISTP Compatibility
70/100
Compatibility score
Overview
ISTJ (The Keeper) is driven by doing things properly and keeping promises, while ISTP (The Fixer) is driven by figuring out how things work hands-on.
On paper ISTJ and ISTP share inward energy, concrete detail and logic-first decisions, which is where the ISTJ–ISTP pairing feels effortless.
Chemistry & Communication
Where ISTJ and ISTP differ (J/P), conversations between ISTJ and ISTP need translation, not judgement.
Potential Conflicts & Advice
The ISTJ–ISTP relationship works best when ISTJ says out loud how much doing things properly and keeping promises matters, and ISTP is just as clear about figuring out how things work hands-on.
Best matches for ISTJ
Alongside ISTP, the types that score highest with ISTJ are ESFJ, ESTJ and ISFJ.
Are ISTJ and ISTP compatible?
They score 70/100. ISTJ and ISTP share inward energy, concrete detail and logic-first decisions.