Side by side

eFileMyForms vs taxC

Both stand on tax compliance software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

eFileMyForms

Paid Web

eFileMyForms covers several common information-return and ACA filings, with data imports, corrections, and optional recipient delivery. Review per-form charges, add-on fees, and the volume guidance before placing an order.

Visit eFileMyForms

taxC

Paid API

taxC combines tax calculation, assisted compliance, integrations, and practitioner oversight for complex obligations. Its broad workflow and industry coverage may suit organizations seeking managed sales-tax operations, while pricing requires contacting TaxConnex.

Visit taxC

The facts

	eFileMyForms	taxC
Free plan	No	Not published
Open source	Not published	Not published
Runs on	Web	API
Lowest paid plan	See the plans	Not published
Plans published	16	None
Maker	eFileMyForms	taxC
Website	efilemyforms.com	taxconnex.com
On tax compliance software	#92 of 105	#96 of 105

eFileMyForms: what it does well

Supports more than 25 federal and state tax forms.
Accepts manual entry and Excel or CSV uploads.
Offers correction management for several filed form types.
Optional TIN matching checks recipient name and TIN combinations.
Account creation is free and requires no credit card.

What to know first

Filing services are priced separately per form.
More than 1,000 forms are directed to other Sovos offerings.
Live chat support hours are Monday through Friday, 8 a.m. to 7 p.m. CST.
Printing and mailing orders may incur an additional $1 per-form processing fee.

taxC: what it does well

Covers sales, use, and telecom tax
Assisted return preparation and filing
API access and platform integrations
Dedicated advisor and practitioner support
Supports usage-based billing

What to know first

Pricing is available on request
No free-trial offer is displayed
Focused on businesses with complex tax situations

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