Taxjar Sales Tax Automation Shopify App – Market Share & Install Footprint
(Updated September 2026) Track TaxJar Sales Tax Automation's estimated install share within every Shopify App Store group it appears in — categories, keywords, and collections — with current %, 30-day change, and Growing / Stable / Declining status. Save Hours on Sales Tax for Your Store.
Taxjar Sales Tax Automation — Market Share Across Shopify App Store Groups
TaxJar Sales Tax Automation's estimated install share within each Shopify App Store group it appears in — categories, keywords, and collections — with current %, status (Growing / Stable / Declining), and 30-day change. Filterable by date range and sortable by share or share change.
| Category/Keyword | Market Share | Status |
|---|---|---|
CategoryTaxes Store management > Finances > Taxes | 0.60%0.04 | Declining |
CategoryFinances Store management > Finances | 0.13%0.00 | Declining |
KeywordSST filing | 0.04%0.03 | Declining |
KeywordUS (Sales tax) | 0.03%0.01 | Declining |
KeywordMulti-state filing | 0.01%0.00 | Declining |
CategoryStore management | 0.01%0.00 | Declining |
Showing 1-6 out of 6
Key Insights:
- TaxJar Sales Tax Automation captures 0.6% of installs in Taxes — its strongest position among the 6 Shopify groups shown.
- Over the past 30 days, 6 lost share — net downward pressure.
- Taxes saw the sharpest contraction (-0.04pp) — worth checking whether the dip is short-term or sustained.
Taxjar Sales Tax Automation — Market Share Trend Across Top Groups
Monthly market share trajectory for TaxJar Sales Tax Automation across its top 5 Shopify App Store groups over the past year — pick categories or keywords to plot, filter by country, and switch sub-tabs for absolute share or per-interval change.
Charts Data
| Category / Keyword | Apr 2026 | May 2026 | Jun 2026 | Jul 2026 | Aug 2026 | Sep 2026 |
|---|---|---|---|---|---|---|
| Taxes | 0.69% | 0.68%0.01 | 0.66%0.02 | 0.58%0.08 | 0.72%0.14 | 0.69%0.03 |
| Finances | 0.13% | 0.13% | 0.13% | 0.13% | 0.17%0.04 | 0.17% |
| Sst Filing | — | 0.03% | 0.07%0.04 | 0.04%0.03 | 0.02%0.02 | 0.02% |
| Store Management | 0.01% | 0.01% | 0.01% | 0.01% | 0.02%0.01 | 0.02% |
| Us (Sales Tax) | — | 0.02% | 0.04%0.02 | 0.03%0.01 | 0.03% | 0.01%0.02 |
Key Insights:
- TaxJar Sales Tax Automation's biggest share gain is in Taxes — expanded from 0.6% to 0.7% over the charted period.
- Across the 5 plotted groups, TaxJar Sales Tax Automation expanded share in 2 and contracted in 2.
Top Categories Taxjar Sales Tax Automation Ranks In on Shopify
- CategoryTaxes — Holds 0.6% market share in this category (-0.04pp this month) — slipping in this category.
- CategoryFinances — Holds 0.1% market share in this category (-0.00pp this month) — slipping in this category.
- KeywordSST filing — Holds 0.0% market share in this keyword (-0.03pp this month) — slipping in this keyword.
- KeywordUS (Sales tax) — Holds 0.0% market share in this keyword (-0.01pp this month) — slipping in this keyword.
- KeywordMulti-state filing — Holds 0.0% market share in this keyword (-0.00pp this month) — slipping in this keyword.
Taxjar Sales Tax Automation on Shopify — Market Share FAQs
1. Where does TaxJar Sales Tax Automation have the most market share on Shopify?
TaxJar Sales Tax Automation captures the largest share of installs in Taxes — 0.6% of the group's tracked install base, followed by 0.1% in Finances and 0.0% in SST filing. Sort the table by Share to see the full ordered list.
2. Which Shopify categories is TaxJar Sales Tax Automation gaining or losing share in?
TaxJar Sales Tax Automation is contracting in more groups than it's expanding. Taxes saw the sharpest dip this month — switch to "Market Share Changes" to see the full distribution and check whether the contractions cluster around a shared theme.
3. How is TaxJar Sales Tax Automation's Shopify market share calculated?
Market share is estimated from each app's review velocity within a group, used as a proxy for install share. For category and collection groups, it's a straight share-of-reviews calculation; for keyword groups, ranking position is weighted (rank #1 ≈ 40× the weight of rank #22, with apps beyond #22 excluded) since search traffic concentrates heavily at the top. The Country filter on the table re-computes share using only that country's reviews.
4. How often does TaxJar Sales Tax Automation's Shopify market share update?
Share figures are recomputed weekly from the latest review data. TaxJar Sales Tax Automation is currently losing share in more groups than it's gaining — the trend chart's date range filter lets you check whether the slide started recently or has been ongoing.
