Is SphereTax or Sales Tax Automation by TaxRex cheaper?

SphereTax is cheaper to start with — it offers a free plan and Sales Tax Automation by TaxRex doesn't list one. Prices are as listed on the Shopify App Store; check what each tier includes in the Pricing section above.

Should I choose SphereTax or Sales Tax Automation by TaxRex?

AppRanks cannot separate these two on rating, because neither publishes one. Sales Tax Automation by TaxRex does carry the larger published review base (136 vs 0). Read both apps' detail pages for the feature breakdown and recent listing changes.

Which is faster to set up, SphereTax or Sales Tax Automation by TaxRex?

Both apps are one-click installs from the Shopify App Store. AppRanks doesn't measure setup time directly; Sales Tax Automation by TaxRex has more published reviews to read for user-reported install experience (136 vs 0).

Which works better for small vs large Shopify App Store merchants?

AppRanks cannot say which fits a larger or smaller operation — there is no store-size measurement in the Shopify App Store data. What it can show: SphereTax has 0 published reviews; Sales Tax Automation by TaxRex has 136 published reviews. Compare plan limits and pricing tiers against your own volume.

Can I migrate data between SphereTax and Sales Tax Automation by TaxRex?

Migration support varies by app and category. SphereTax and Sales Tax Automation by TaxRex both publish their export options on their marketplace listing pages (or in their support docs); some apps offer one-click import from competitors, others require CSV. The fastest check: search "import from SphereTax" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.

AppRanks

SphereTax vs Sales Tax Automation by TaxRex

Side-by-side comparison

SphereTax

No rating yet

Automated sales tax calculation, filing, and remittance for your store.

shopifyFree

Change

New comparison

Sales Tax Automation by TaxRex

5.0·136reviews

US State Sales Tax return Reports & Automated Filing for your store. Easy, Accurate & Time Saving!!!

Built for ShopifyshopifyFree plan available

Change

At a glance

9 metrics · ★ = leads on this metric

Feature comparison between SphereTax and Sales Tax Automation by TaxRex
Metric	SphereTax	Sales Tax Automation by TaxRex
Rating	—	5.0 ★
Total reviews	0	136
Free plan	Yes	Yes
Pricing	Free	Free plan available
Built for Shopify	—	★ Yes
Pricing tiers	—	4 tiers
Listed features	3	★ 5

AppRanks verdict

Generated from live data on this page

The call

SphereTax and Sales Tax Automation by TaxRex each lead on different measured dimensions — pick by the one that matters most to you.

Where SphereTax leads

Lists a free plan; Sales Tax Automation by TaxRex doesn't.
Lists Canada (HST, PST, GST), Custom invoices and EU (VAT) (+5 more) in its marketplace category features; Sales Tax Automation by TaxRex doesn't.

Where Sales Tax Automation by TaxRex leads

More published reviews: 136 vs 0.
Ranks higher in Tax: #7 vs #91 of 235.
Lists Data export in its marketplace category features; SphereTax doesn't.

How this is generated

Built only from the Shopify App Store listing data shown on this page. AppRanks does not accept payment to influence comparisons. Read the methodology

Read each app's audit: SphereTax audit • Sales Tax Automation by TaxRex audit

1. Listing metadata

Field-level data

Field	SphereTax	Sales Tax Automation by TaxRex
Tagline	“Automated sales tax calculation, filing, and remittance for your store.”	“US State Sales Tax return Reports & Automated Filing for your store. Easy, Accurate & Time Saving!!!”
Listing audit	74/100 listing audit	86/100 listing audit
Screenshots	4 images	6 images
Languages	English	English
Platforms	Shopify	Shopify
Developer	Sphere

SphereTax vs Sales Tax Automation by TaxRex

SphereTax

Sales Tax Automation by TaxRex

At a glance

AppRanks verdict

1. Listing metadata

2. Pricing & plans

3. Features

4. Categories & rankings

5. Category features

6. Search rankings

7. Activity in the last 90 days

SphereTax · 0 changes

Sales Tax Automation by TaxRex · 2 changes

8. App details

Frequently asked

Is SphereTax or Sales Tax Automation by TaxRex cheaper?

Should I choose SphereTax or Sales Tax Automation by TaxRex?

Which is faster to set up, SphereTax or Sales Tax Automation by TaxRex?

Which works better for small vs large Shopify App Store merchants?

Can I migrate data between SphereTax and Sales Tax Automation by TaxRex?

Track these apps' keyword rankings and listing changes

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