This habit improving device is provided with: a first calculation unit which, for every first period, acquires an activity amount of the user totaled for each first period, and which calculates a distribution pattern that indicates the change over time in the activity amount during a second period, which includes a first period; a sorting unit which classifies multiple of the distribution patterns into one or more groups; a second calculation unit which, on the basis of attribute information relating to the user's attributes, and external factor information relating to external factors, which are factors affecting the user by matters outside of the user, calculates, and associates with the groups, a target pattern as a target for the user; and a presenting unit which presents advice information to the user on the basis of the current distribution pattern and the target pattern.