A reviewer from Music Week gave it three out of five, stating that the boy band "who currently cannot put a foot wrong are set for a third big hit" with the "radio-friendly Full Force-penned ballad which features all five members sharing lead vocals." People magazine described "All I Have to Give" as a "peppy" ballad, stating that while the song contained "a tinge of melancholy in the group's harmonies, one can't help smiling".
A Music Week reviewer gave the boy band three out of five stars, praising their hit potential and calling the song a radio-friendly ballad with all members sharing lead vocals. People magazine described it as a "peppy" ballad with a touch of melancholy in the group's harmonies that evokes a smile.