# Crater vs Viobusiness

| Attribute | Crater | Viobusiness |
|---|---|---|
| **vioscaleAI score** | 49.5 (75% (high)) | 60.8 (14% (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":"VioBusiness is an iPhone and Android app for invoices, quotes, and expenses. It runs entirely on your phone - no sign-up required, no monthly bill - and keeps your books as private as they used to be on paper. It is indexed under Billing & Invoicing Software.","source":"https://www.viobusiness.com/","question":"What is Viobusiness?","confidence":0.75},{"answer":"Viobusiness offers a free tier, so you can start without paying. Paid plans start at $2.99 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://www.viobusiness.com/","question":"Is Viobusiness free?","confidence":0.6},{"answer":"Viobusiness supports iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.viobusiness.com/","question":"What platforms does Viobusiness support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Viobusiness, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.viobusiness.com/","question":"Can Viobusiness be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Viobusiness. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Viobusiness not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.viobusiness.com/privacy.html","question":"What security certifications does Viobusiness have?","confidence":0.7},{"answer":"Viobusiness is available worldwide. Its primary markets are India, the United Kingdom, the United States, Australia and Canada. The vendor is headquartered in the United Kingdom.","source":"https://www.viobusiness.com/","question":"Where is Viobusiness 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. | VioBusiness is an iPhone and Android app for invoices, quotes, and expenses. It runs entirely on your phone - no sign-up required, no monthly bill - and keeps your books as private as they used to be on paper. Cross-device cloud backup is an optional add-on, never a default. |
| features.capabilities | `{"api_first":true,"invoicing":true,"self_hostable":true}` | `{"analytics":true,"api_first":false,"invoicing":true,"tax_handling":"native","self_hostable":false,"usage_metering":"none","subscription_billing":true}` |
| integrations.count | 3 | - |
| integrations.list | `[{"name":"Plaid"},{"name":"QuickBooks"},{"name":"Xero"},{"name":"Stripe","native":true,"category":"payments","direction":"outbound"}]` | - |
| language.primary | PHP | - |
| license.spdx | AGPL-3.0 | - |
| market.availability | - | `{"hqCountry":"GB","primaryMarkets":["IN","GB","US","AU","CA"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| media.logo | - | https://www.viobusiness.com/logo.png |
| platform.support | `{"ios":true,"web":true,"android":true}` | `{"ios":true,"android":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":"hybrid","plans":[{"free":true,"name":"Free","summary":"Free with 5 quotes per month","features":["Invoices","Quotes","Expenses","Local-only storage"],"description":"Basic invoicing, quotes, and expense tracking on device","contactSales":false,"includedLimits":{"quotes":"5/month"}},{"free":false,"name":"Cloud","summary":"$2.99/month","features":["All Free features","Encrypted cloud backup","Cross-device sync","UK-based storage"],"commitment":"monthly","components":[{"kind":"fixed","amount":2.99,"period":"month","currency":"USD"}],"description":"Encrypted cloud backup with automatic cross-device sync","contactSales":false}],"summary":"Free tier with 5 quotes/month; Cloud backup at $2.99/month","currency":"USD","freeTier":true,"sourceUrl":"https://www.viobusiness.com/","retrievedAt":"2026-08-27T21:31:24.766Z","startingPrice":{"amount":2.99,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | freemium |
| pricing.price_level | free | low |
| pricing.starting_price | - | `{"amount":2.99,"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.status_page | yes | - |
| security.gdpr | - | yes |
| security.soc2 | yes | - |
| security.trust_center | - | https://www.viobusiness.com/privacy.html |

## Capabilities (Billing & Invoicing Software)

| Capability | Crater | Viobusiness |
|---|:--:|:--:|
| **Core** |  |  |
| Subscription billing | - | ✓ |
| Usage metering | - | None |
| Pricing models | - | - |
| 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 2026-10-16T21:42:23.921Z. "-" = undocumented, not absent.*