: Supports standard audio codecs to ensure quality even on lower bandwidth connections. Download and Compatibility Information Official Status
For Reference Only Software Category: VoIP Telephony / Softphone Client
| Feature | Zoiper Classic 2.43 | Zoiper 5 (Modern) | | :--- | :--- | :--- | | | ~30-50 MB | ~150-250 MB | | Video Calls | No | Yes | | TLS/SRTP Encryption | Limited | Full support | | Push Notifications (Mobile) | N/A | Yes | | Cloud Contact Sync | No | Yes (Premium) | | Price Model | One-time license (legacy) | Subscription / Freemium | | Windows 11 Support | Via compatibility mode | Native | | Learning Curve | Low | Moderate |
