Unbreakable received positive reviews following its release. Hits Daily Double called the EP "a solid country-pop effort that showcased her potential." Country Standard Time highlighted her vocals, yet called the album "a very much under the radar EP." Queens of Country rated the extended play at four and half stars, praising its acoustic arrangement and song selection. Writers also mentioned how Unbreakable provides a lead-up to Guyton's first single release: "Overall, this EP was a great introduction to Guyton. This EP is a collage of different topics that all seem to fit together in one story that leads up to her debut single...this EP is a story of empowerment, overcoming odds and enjoying life despite the bullets it may shoot at you."
