Side-by-side comparison · 24 data points
Automated, compliant invoicing for France & EU. Export invoices/credit notes and manage VAT.
| Regulo – Invoice & Export | Sidr ‑ Sales Tax Automation | |
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| Description | ||
| Screenshots | images | images |
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Sidr Tax is a US-based fully managed US sales tax solution. Automate your sales tax returns.
| Metric | Regulo – Invoice & Export | Sidr ‑ Sales Tax Automation |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | 31 | ★ 69 |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free plan available |
| Built for Shopify | — | — |
| Pricing tiers | ★ 4 tiers | 2 tiers |
| Listed features | 5 | 5 |
| Languages | 2 supported | 1 supported |
| Listed since | Apr 2024 | Jul 2022 |
Regulo – Invoice & Export and Sidr ‑ Sales Tax Automation are evenly matched on rating (5.0★ vs 5.0★) — the differentiator comes down to pricing fit, feature breadth, and which app's interaction pattern suits your team's workflow.
Pricing entry tiers: Regulo – Invoice & Export at Free trial available, Sidr ‑ Sales Tax Automation at Free plan available. Check each app's tier structure for the capacity limits you actually need before deciding — the headline number is the same shape, but the gating shape per tier (seats, usage volume, integrations) varies.
Recommended evaluation path: install both apps' free tiers (where available) and run them in parallel on a small cohort for 7-14 days before committing. The data tables below show the per-feature breakdown — for most merchants the deciding factor will be a single integration or workflow detail that's hard to compare from listing pages alone.
This verdict is generated from the live marketplace data on this page — rating, review count, pricing tier, and category position all refresh from the canonical Shopify App Store listing every 24 hours. AppRanks does not accept payment to influence comparison outcomes; the methodology is documented on the About page and applies identically to every pair on the site.
Read each app's audit: Regulo – Invoice & Export audit • Sidr ‑ Sales Tax Automation audit
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| Keyword | Regulo – Invoice & Export | Sidr ‑ Sales Tax Automation |
|---|---|---|
| sales tax compliance automation | Not ranked | #3 |
| sales tax filing | Not ranked | #3 |
| sales tax automation | Not ranked | #3 |
| invoice and receipt | #19 | Not ranked |
| invoices for | #19 | Not ranked |
No tracked changes.
Both Regulo – Invoice & Export and Sidr ‑ Sales Tax Automation offer paid plans only. Regulo – Invoice & Export starts at Free trial available; Sidr ‑ Sales Tax Automation starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Regulo – Invoice & Export (5.0★, 31 reviews) and Sidr ‑ Sales Tax Automation (5.0★, 69 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
AppRanks cannot separate these two on rating — both sit at 5.0★. Sidr ‑ Sales Tax Automation does carry the larger published review base (69 vs 31). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. Sidr ‑ Sales Tax Automation has the deeper published review base (69 vs 31), which often — though not always — accompanies better-tested setup docs. AppRanks doesn't measure setup time directly: read the recent reviews on each app's detail page for user-reported install experience.
Regulo – Invoice & Export typically suits early-stage and growth-mode teams based on its published review base (31 reviews). Sidr ‑ Sales Tax Automation typically suits early-stage and growth-mode teams based on its published review base (69 reviews). A larger review base generally means the app has been exercised at scale — relevant if you are processing high volume or handling enterprise compliance requirements.
Migration support varies by app and category. Regulo – Invoice & Export and Sidr ‑ Sales Tax Automation 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 Regulo – Invoice & Export" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
