Qualys, Inc. revenue for the last year amounted to 554.46 M USD, the most of which — 314.99 M USD — came from its highest performing source at the moment, Direct, the year earlier bringing 285.38 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought Qualys, Inc. 332.31 M USD, and the year before that — 292.29 M USD.