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SPECIFICTION
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Vertex O Series for Communications vs Zamp

Vertex O Series for Communications

vertexinc.com

Zamp

zamp.com

Side by side

FigureVertex O Series for CommunicationsZamp
Price from—Free
Free plan—Yes
Free trial——
Open source——
WebYes—
APIYesYes
Self-hostedYes—
Plans published14
Spec score · Tax Compliance Software8.1 (#23)8.6 (#8)
API accessYesProduction API access is included in the plan comparison, with a free API sandbox available.
Filing support levelassistedautomated
HeadquartersKing of Prussia, Pennsylvania, United StatesMiami, Florida, United States
Return filingYesYes
Sales tax calculationYesYes
Supported tax typescommunications tax,sales & use tax,value-added taxSales tax; GST; HST; PST; QST

Plans

Vertex O Series for Communications

  • Vertex O Series for CommunicationsPriced on request

Vertex O Series for Communications pricing →

Zamp

  • FreeFree
  • U.S.Priced on request
  • U.S. + CanadaPriced on request
  • Assess and diagnosePrice not published

Zamp pricing →

In their own words

Vertex O Series for Communications

Vertex O Series for Communications has no write-up on Specifiction yet; its figures are above.

Visit vertexinc.com

Zamp

Zamp has no write-up on Specifiction yet; its figures are above.

Visit zamp.com