# Crater vs Quaderno

**Leader by vioscaleAI score:** Quaderno

| Attribute | Crater | Quaderno |
|---|---|---|
| **vioscaleAI score** | 49.5 (75% (high)) | 56.2 (38% (low)) |
| adoption.github_stars | 8,351 | - |
| content.faq | `[{"answer":"Open-source web and mobile app that helps track expenses, payments, and create professional invoices and estimates. It is indexed under Billing & Invoicing Software.","source":"https://craterapp.com/","question":"What is Crater?","confidence":0.6},{"answer":"Crater is open source, so it can be self-hosted and used at no licence cost. It is released under the AGPL-3.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://craterapp.com/","question":"Is Crater free to use?","confidence":0.6},{"answer":"Crater supports the web, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://craterapp.com/","question":"What platforms does Crater support?","confidence":0.6},{"answer":"Yes. Crater can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://craterapp.com/","question":"Can Crater be self-hosted?","confidence":0.6},{"answer":"We have confirmed 3 integrations for Crater, including Plaid, QuickBooks and Xero. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://craterapp.com/","question":"What does Crater integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 for Crater. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Crater not holding them. Always confirm compliance directly before you rely on it.","source":"https://craterapp.com/","question":"What security certifications does Crater have?","confidence":0.48},{"answer":"Yes. Crater is published under the AGPL-3.0 licence, a copyleft licence, so check its terms before embedding it in a closed-source product. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/crater-invoice/crater","question":"Is Crater open source?","confidence":0.95}]` | `[{"answer":"A cloud-based service that handles international tax calculations, automatically generates compliant invoices, tracks sales across jurisdictions, and can file tax returns on behalf of the business. It provides real-time nexus alerts and simplifies multi-country tax obligations. It is indexed under Billing & Invoicing Software.","source":"https://quaderno.io/pricing/","question":"What is Quaderno?","confidence":0.6},{"answer":"Quaderno offers a free tier, so you can start without paying. Paid plans start at $29 per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://quaderno.io/pricing/","question":"Is Quaderno free?","confidence":0.6},{"answer":"We have confirmed browser-based access to Quaderno. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://quaderno.io/pricing/","question":"What platforms does Quaderno support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Quaderno, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://quaderno.io/pricing/","question":"Can Quaderno be self-hosted?","confidence":0.6},{"answer":"We have confirmed 12 integrations for Quaderno, including Stripe, PayPal, GoCardless, Xero, Braintree, Hotmart, PEPPOL and TicketBAI, plus 4 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://quaderno.io/pricing/","question":"What does Quaderno integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Quaderno. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Quaderno not holding them. Always confirm compliance directly before you rely on it.","source":"https://quaderno.io/legal/security/","question":"What security certifications does Quaderno have?","confidence":0.7},{"answer":"Quaderno is available worldwide. Its primary markets are the United States, the EU, Brazil, Mexico, Chile and India.","source":"https://quaderno.io/pricing/","question":"Where is Quaderno available?","confidence":0.75}]` |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true}` |
| description.long | Open-source web and mobile app that helps track expenses, payments, and create professional invoices and estimates. | A platform that automatically handles sales tax, VAT, and GST compliance in 150+ countries, including tax calculations, invoice generation, threshold monitoring, and tax return filing services. |
| features.capabilities | `{"api_first":true,"invoicing":true,"self_hostable":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,"shopify_stripe_native_integration":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 | 3 | 8 |
| integrations.list | `[{"name":"Plaid"},{"name":"QuickBooks"},{"name":"Xero"},{"name":"Stripe","native":true,"category":"payments","direction":"outbound"}]` | `[{"name":"Stripe"},{"name":"PayPal"},{"name":"GoCardless"},{"name":"Xero"},{"name":"Braintree"},{"name":"Hotmart"},{"name":"PEPPOL"},{"name":"TicketBAI"},{"name":"Facturae"},{"name":"Square"},{"name":"Amazon"},{"name":"WooCommerce"},{"name":"Shopify","native":true,"category":"e-commerce"},{"name":"Zapier","native":false,"category":"automation"}]` |
| language.primary | PHP | - |
| license.spdx | AGPL-3.0 | - |
| market.availability | - | `{"primaryMarkets":["US","EU","BR","MX","CL","IN","KR","TW"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"ios":true,"web":true,"android":true}` | `{"web":true}` |
| pricing | `{"type":"open_source","plans":[{"free":true,"name":"Open Source","features":["Expense tracking","Payment tracking","Invoice creation","Estimate creation"],"description":"Self-hosted open-source invoicing solution","contactSales":false}],"summary":"Free, open-source","freeTier":true,"sourceUrl":"https://craterapp.com/","retrievedAt":"2026-08-13T20:46:46.690Z"}` | `{"type":"subscription","plans":[{"free":false,"name":"Hobby","summary":"$24/month","minSeats":1,"commitment":"monthly","components":[{"kind":"fixed","amount":24,"period":"month","currency":"USD"}],"description":"25 transactions per month","contactSales":false,"includedLimits":{"users":"1","integrations":"1","transactions":"25/mo","jurisdictions":"1"}},{"free":false,"name":"Growth","summary":"$41/month","features":["Unlimited users","Unlimited jurisdictions","Unlimited integrations","Team collaboration"],"commitment":"monthly","components":[{"kind":"fixed","amount":41,"period":"month","currency":"USD"}],"description":"250 transactions per month","contactSales":false,"includedLimits":{"transactions":"250/mo"}},{"free":false,"name":"Professional","summary":"$83/month","features":["Unlimited users","Unlimited jurisdictions","Unlimited integrations","Team collaboration"],"commitment":"monthly","components":[{"kind":"fixed","amount":83,"period":"month","currency":"USD"}],"description":"1,000 transactions per month","contactSales":false,"includedLimits":{"transactions":"1,000/mo"}},{"free":false,"name":"Business","summary":"$124/month","features":["Unlimited users","Unlimited jurisdictions","Unlimited integrations","Team collaboration"],"commitment":"monthly","components":[{"kind":"fixed","amount":124,"period":"month","currency":"USD"}],"description":"2,500 transactions per month","contactSales":false,"includedLimits":{"transactions":"2,500/mo"}},{"free":false,"name":"Enterprise","description":"2,500+ transactions per month","contactSales":true}],"summary":"From $24/month. 7-day free trial.","currency":"USD","freeTier":false,"sourceUrl":"https://quaderno.io/pricing/","retrievedAt":"2026-10-07T15:28:44.199Z","freeTrialDays":7,"startingPrice":{"amount":24,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | no |
| pricing.model | open_source | commercial |
| pricing.price_level | free | mid |
| pricing.starting_price | - | `{"amount":24,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| release.cadence_days | 2 | - |
| release.history | `[{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/6.0.6","date":"2022-03-06T07:25:43Z","type":"stable","version":"6.0.6"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/6.0.5","date":"2022-03-03T14:47:32Z","type":"stable","version":"6.0.5"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/6.0.4","date":"2022-02-17T08:37:19Z","type":"stable","version":"6.0.4"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/6.0.3","date":"2022-02-16T07:25:57Z","type":"stable","version":"6.0.3"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/6.0.2","date":"2022-01-13T14:18:05Z","type":"stable","version":"6.0.2"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/6.0.1","date":"2022-01-12T15:41:21Z","type":"stable","version":"6.0.1"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/6.0.0","date":"2022-01-11T11:22:27Z","type":"stable","version":"6.0.0"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/5.0.6","date":"2021-12-10T12:33:51Z","type":"stable","version":"5.0.6"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/5.0.5","date":"2021-12-09T08:16:43Z","type":"stable","version":"5.0.5"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/5.0.4","date":"2021-12-06T14:46:19Z","type":"stable","version":"5.0.4"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/5.0.3","date":"2021-12-03T15:58:23Z","type":"stable","version":"5.0.3"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/5.0.2","date":"2021-12-02T14:06:52Z","type":"stable","version":"5.0.2"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/5.0.1","date":"2021-12-01T15:44:53Z","type":"stable","version":"5.0.1"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/5.0.0","date":"2021-11-30T13:33:23Z","type":"stable","version":"5.0.0"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/4.2.0","date":"2021-06-24T08:57:19Z","type":"stable","version":"4.2.0"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/4.1.0","date":"2021-05-06T09:01:16Z","type":"stable","version":"4.1.0"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/4.0.4","date":"2021-01-22T09:21:03Z","type":"stable","version":"4.0.4"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/4.0.3","date":"2020-12-31T10:26:25Z","type":"stable","version":"4.0.3"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/4.0.2","date":"2020-12-23T06:51:39Z","type":"stable","version":"4.0.2"},{"url":"https://github.com/crater-invoice-inc/crater/releases/tag/4.0.1","date":"2020-12-09T09:21:39Z","type":"stable","version":"4.0.1"}]` | - |
| reliability.sla_pct | - | 99.99 |
| reliability.status_page | yes | - |
| security.disclosure_policy | - | yes |
| security.gdpr | - | yes |
| security.soc2 | yes | - |
| security.trust_center | - | https://quaderno.io/blog/electronic-invoicing/e-invoicing-compliance/ |

## Capabilities (Billing & Invoicing Software)

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

*Source: vioscaleAI. Generated 2026-10-16T22:12:15.873Z. "-" = undocumented, not absent.*