# Invoice Ninja vs Quaderno

| Attribute | Invoice Ninja | Quaderno |
|---|---|---|
| **Vioscale score** | 64 (75% (high)) | 59.8 (39% (low)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 0 | - |
| adoption.github_stars | 10,027 | - |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true}` |
| description.long | A comprehensive solution combining invoicing, payment processing, expense tracking, time management, and project coordination in a single platform, available in both cloud and self-hosted deployments. | Worldwide tax compliance platform that automates sales tax, VAT, and GST calculations, invoicing, and tax return filing for online businesses. |
| features.capabilities | `{"dunning":"basic_retry","gl_sync":true,"analytics":true,"api_first":true,"invoicing":true,"tax_handling":"integration","self_hostable":true,"pricing_models":"Subscription, time-based, project-based invoicing","usage_metering":"basic","subscription_billing":true}` | `{"gl_sync":true,"analytics":true,"api_first":true,"invoicing":true,"tax_handling":"native","pricing_model":"flat_subscription","self_hostable":false,"pricing_models":"Tiered subscription with transaction-based limits","usage_metering":"basic","subscription_billing":true,"eu_vat_cross_border_calculation":true,"us_sales_tax_address_validation":true,"digital_goods_software_tax_rules":true,"real_time_checkout_calculation_api":true,"automated_return_filing_and_payment":true,"economic_nexus_jurisdiction_tracking":true,"exemption_certificate_management_b2b":true}` |
| integrations.count | 1,000 | 9 |
| integrations.list | `[{"name":"Stripe"},{"name":"PayPal"},{"name":"Square"},{"name":"GoCardless"},{"name":"Gmail"},{"name":"QuickBooks"},{"name":"Slack"},{"name":"MailChimp"},{"name":"Zapier"},{"name":"Make"},{"name":"Pabbly"},{"name":"Checkout.com"},{"name":"Helcim"},{"name":"PayFast"},{"name":"Nordigen"}]` | `[{"name":"Stripe"},{"name":"PayPal"},{"name":"GoCardless"},{"name":"Xero"},{"name":"Braintree"},{"name":"Hotmart"},{"name":"PEPPOL"},{"name":"TicketBAI"},{"name":"Facturae"},{"name":"Square"},{"name":"Amazon"},{"name":"WooCommerce"}]` |
| language.primary | PHP | - |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"ES","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"ios":true,"mac":true,"web":true,"linux":true,"android":true,"windows":true}` | `{"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":true,"name":"Free","summary":"$0/month, forever"}],"addOns":[{"name":"White-label license","components":[{"kind":"fixed","amount":40,"period":"year","currency":"USD"}]}],"summary":"Free forever tier available. Pro and Enterprise paid plans offered.","currency":"USD","freeTier":true,"sourceUrl":"https://invoiceninja.com/3-unconventional-freelance-pricing-models-that-clients-love/","retrievedAt":"2026-08-14T13:47:53.651Z","billingPeriods":["month"]}` | `{"type":"subscription","plans":[{"free":false,"name":"Hobby","summary":"$29/month","features":["International tax calculations","Nexus & threshold alerts","Automatic invoices","Quaderno Checkout","Five-star support","Multichannel tax reports","Onboarding assistance"],"commitment":"monthly","components":[{"kind":"fixed","amount":29,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"users":"1","integrations":"1","transactions":"25/month","jurisdictions":"1"}},{"free":false,"name":"Startup","summary":"$49/month","features":["International tax calculations","Nexus & threshold alerts","Unlimited users","Automatic invoices","Quaderno Checkout","Five-star support","Multichannel tax reports","Unlimited integrations","Onboarding assistance"],"commitment":"monthly","components":[{"kind":"fixed","amount":49,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"users":"Unlimited","integrations":"Unlimited","transactions":"250/month","jurisdictions":"Unlimited"}},{"free":false,"name":"Business","summary":"$99/month","features":["International tax calculations","Nexus & threshold alerts","Unlimited users","Automatic invoices","Quaderno Checkout","Five-star support","Multichannel tax reports","Unlimited integrations","Onboarding assistance"],"commitment":"monthly","components":[{"kind":"fixed","amount":99,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"users":"Unlimited","integrations":"Unlimited","transactions":"1,000/month","jurisdictions":"Unlimited"}},{"free":false,"name":"Growth","summary":"$149/month","features":["International tax calculations","Nexus & threshold alerts","Unlimited users","Automatic invoices","Quaderno Checkout","Five-star support","Multichannel tax reports","Unlimited integrations","Onboarding assistance"],"commitment":"monthly","components":[{"kind":"fixed","amount":149,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"users":"Unlimited","integrations":"Unlimited","transactions":"2,500/month","jurisdictions":"Unlimited"}},{"free":false,"name":"Enterprise","summary":"Contact for pricing","description":"For 2,500+ transactions per month","contactSales":true}],"summary":"From $29/month. 7-day free trial.","currency":"USD","freeTier":false,"sourceUrl":"https://quaderno.io/","retrievedAt":"2026-08-03T13:23:20.173Z","freeTrialDays":7,"startingPrice":{"amount":29,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | no |
| pricing.model | freemium | commercial |
| pricing.price_level | low | mid |
| pricing.starting_price | - | `{"amount":29,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| release.cadence_days | 2 | - |
| release.history | `[{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.35","date":"2026-08-25T02:45:17Z","type":"stable","version":"v5.13.35"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.34","date":"2026-08-25T02:29:30Z","type":"stable","version":"v5.13.34"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.33","date":"2026-08-17T10:48:50Z","type":"stable","version":"v5.13.33"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.32","date":"2026-08-15T06:51:18Z","type":"stable","version":"v5.13.32"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.31","date":"2026-08-12T07:02:54Z","type":"stable","version":"v5.13.31"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.30","date":"2026-08-06T00:34:18Z","type":"stable","version":"v5.13.30"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.29","date":"2026-08-05T02:30:48Z","type":"stable","version":"v5.13.29"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.28","date":"2026-08-05T02:19:36Z","type":"stable","version":"v5.13.28"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.27","date":"2026-08-04T03:57:47Z","type":"stable","version":"v5.13.27"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.26","date":"2026-06-25T23:57:00Z","type":"stable","version":"v5.13.26"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.25","date":"2026-06-22T01:08:31Z","type":"stable","version":"v5.13.25"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.24","date":"2026-06-06T01:20:49Z","type":"stable","version":"v5.13.24"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.23","date":"2026-06-04T05:23:37Z","type":"stable","version":"v5.13.23"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.22","date":"2026-05-08T02:52:37Z","type":"stable","version":"v5.13.22"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.21","date":"2026-05-03T03:04:44Z","type":"stable","version":"v5.13.21"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.20","date":"2026-05-02T00:36:38Z","type":"stable","version":"v5.13.20"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.19","date":"2026-04-17T03:45:47Z","type":"stable","version":"v5.13.19"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.18","date":"2026-04-15T02:17:57Z","type":"stable","version":"v5.13.18"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.17","date":"2026-04-14T01:02:19Z","type":"stable","version":"v5.13.17"},{"url":"https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.16","date":"2026-04-09T23:00:45Z","type":"stable","version":"v5.13.16"}]` | - |
| reliability.sla_pct | - | 99.99 |
| reliability.status_page | yes | - |
| security.disclosure_policy | - | yes |
| security.gdpr | yes | yes |
| security.pci | yes | - |
| security.scorecard | 3.5 | - |
| security.soc2 | yes | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Finvoiceninja%2Finvoiceninja&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Billing & Invoicing Software)

| Capability | Invoice Ninja | Quaderno |
|---|:--:|:--:|
| **Core** |  |  |
| Subscription billing | ✓ | ✓ |
| Usage metering | Basic | Basic |
| Pricing models | Subscription, time-based, project-based invoicing | Tiered subscription with transaction-based limits |
| Invoicing & AR | ✓ | ✓ |
| Catalog management | - | - |
| **Commerce** |  |  |
| Merchant of record | - | - |
| **Finance** |  |  |
| Revenue recognition | - | - |
| Tax handling | Integration | Native |
| **Collections** |  |  |
| Dunning | Basic retry | - |
| **Integrations** |  |  |
| GL / ERP sync | ✓ | ✓ |
| **Ecosystem** |  |  |
| API-first / developer-first | ✓ | ✓ |
| **Deployment** |  |  |
| Self-hostable | ✓ | ✗ |
| **Insight** |  |  |
| Revenue analytics | ✓ | ✓ |

*Source: Vioscale. Generated 2026-09-01T17:35:16.621Z. "-" = undocumented, not absent.*