Side-by-side comparison · 24 data points
Branded invoice PDFs and multi-step payment reminders. For draft orders, B2B, and custom work.
| Pendulum Invoices | Regulo – Invoice & Export | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated |
Automated, compliant invoicing for France & EU. Export invoices/credit notes and manage VAT.
| Metric | Pendulum Invoices | Regulo – Invoice & Export |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | 2 | ★ 30 |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free trial available |
| Built for Shopify | — | — |
| Pricing tiers | 3 tiers | ★ 4 tiers |
| Listed features | 5 | 5 |
| Languages | 1 supported | 2 supported |
| Listed since | May 2026 | Apr 2024 |
Pendulum Invoices and Regulo – Invoice & Export 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: Pendulum Invoices at Free trial available, Regulo – Invoice & Export at Free trial 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: Pendulum Invoices audit • Regulo – Invoice & Export audit
| — |
| Keyword | Pendulum Invoices | Regulo – Invoice & Export |
|---|---|---|
| simple invoice is | Not ranked | #16 |
| invoices for | Not ranked | #16 |
| invoice and receipt | Not ranked | #17 |
| inbox | #202 | Not ranked |
Both Pendulum Invoices and Regulo – Invoice & Export offer paid plans only. Pendulum Invoices starts at Free trial available; Regulo – Invoice & Export starts at Free trial available. Compare the per-tier features in the Pricing section above before committing.
Pendulum Invoices (5.0★, 2 reviews) and Regulo – Invoice & Export (5.0★, 30 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★. Regulo – Invoice & Export does carry the larger published review base (30 vs 2). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. Regulo – Invoice & Export has the deeper published review base (30 vs 2), 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.
Pendulum Invoices typically suits early-stage and growth-mode teams based on its published review base (2 reviews). Regulo – Invoice & Export typically suits early-stage and growth-mode teams based on its published review base (30 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. Pendulum Invoices and Regulo – Invoice & Export 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 Pendulum Invoices" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
