Used One4000IP for Windows?
Editors’ Review
Download.com staff
Top Recommended Alternative
Pros
- Supports calls from home phone, PDA, cellular, and PC
- Free broadband VoIP calling with premium voice quality
- Super low worldwide rates to regular phones
- Integrates with Outlook contact list
- One4000Mobile available for mobile devices
Cons
- Version 2.2 updates are unspecified
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