EXHIBIT 21.1

SUBSIDIARIES OF THE REGISTRANT

1. Smith Micro Software d.o.o. Belgrade, a Serbia limited liability company

2. Core Mobility, Inc., a Delaware corporation

3. Smith Micro Software, Unipessoal Lda, a Portuguese corporation

4. Smith Micro Software CZ s.r.o., a Czech Republic limited liability company

5. Smith Micro Software SK s.r.o., a Slovakia limited liability company

6. Smith Micro Software, LLC, a Delaware limited liability company