Neither CannonVoice nor Refrens Invoice offers a free trial.
CannonVoice is designed for Medium Business and Small Business.
Refrens Invoice is designed for Freelancers and Small Business.
Pricing details for both CannonVoice and Refrens Invoice are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to CannonVoice includes Invoice Ninja, Simple Invoices, InvoiceApp, Envoice, Refrens Invoice, InvoiceCloud, Qualified, Invoice Simple, Workvivo, Invoice Maker by Saldo Apps and IFTTT.
Some top alternatives to Refrens Invoice includes Invoice Ninja, Invoiced, InvoiceBerry, Invoice2go, Moon Invoice, Invoicebus, Simple Invoices, Billin and Billogram.