Here is a helpful review of your options, so you know what you’re actually getting.
Gallup offers a free tool that asks you to rank statements. After 5–10 minutes, it gives you , but not your full 34-theme order or a personalized report.
There is no truly helpful free version of Gallup StrengthsFinder. The free official version is a teaser. The unofficial versions are misleading. If you want real value, invest the $20.