HomeAppsCommunicationSpectrumVoIP ESApps like SpectrumVoIP ES Here are some great alternatives to SpectrumVoIP ES by SpectrumVoIP Developer : HelloSpoke Mobile ★4.0 Anywhere Connect ★3.4 Nonoh - Frugal calls ★4.5 TeleConsole ★4.1 12Voip ★4.4 OneSim VoIP ★3.3 Wildix Collaboration Mobile ★4.3 voipoffice ★4.0 SessionTalk Softphone ★3.5 Vodia Phone ★3.7 MobiCalls VOIP Calls ★4.3 SessionCloud SIP Softphone ★3.6 Vonage Home Extensions - VoIP ★3.9 inexPHONE ★4.1 VirtualPBX Softphone ★3.8 Rynga - Cheap Android Calls ★4.7