CPA Field Guide / US tax & accounting
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ProConnect vs ProSeries

ProConnect and ProSeries are both tax preparation tools. Here is how they compare on firm-size fit, pricing, and integration — sourced, with no vendor paying for placement.

ProConnectProSeries
CategoryTax PreparationTax Preparation
Best forSolo · small firmsSmall firms
PricingPay-per-returnFrom $419/yr
IntegrationNo API yetExport only
Adoption3.8% share10.5% share

How to choose. ProConnect targets solo · small firms and ProSeries targets small. On integration, ProConnect is "No API yet" and ProSeries is "Export only". Pricing: ProConnect pay-per-return, ProSeries from $419/yr.

ProConnect vs ProSeries — FAQ

Is ProConnect or ProSeries cheaper?

ProConnect pricing: Pay-per-return. ProSeries pricing: From $419/yr.

Does ProConnect or ProSeries have a better API?

ProConnect: No API yet. ProSeries: Export only.

Full profiles

Independent and no pay-to-list: only shipped capabilities (reviewed July 2026), maintained by the team behind DueDateHQ and held to the same standard as every other tool here. How this guide works →

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