Billbooks vs InvoiceOcean

Billbooks is an online billing application for freelancers and small businesses, covering invoices, quotes, scheduling, expenses, and reports. It supports recurring invoices, online payments, payment reminders, multi-currency invoicing, digital signatures, and a client portal. Every paid plan includes recurring invoices, automatic reminders, multi-currency support, digital signatures, and reports. Payment gateway options include PayPal, Stripe, Braintree, and Authorize.Net. The public REST API covers invoices, estimates, clients, items, expenses, expense categories, and taxes; API keys are not limited by plan. The API has no webhooks and is limited to 300 requests per five minutes per resource. Xero, QuickBooks Online, and Zapier connectors are available on Professional; Xero connects directly, while the other listed apps connect through Zapier. Billbooks offers iOS and Android apps that sync with the web app, alongside web, macOS, Windows, and API access. Pricing starts with Basic at $7.95 a month. A 30-day trial costs nothing and includes one user, five clients, 100 items, three projects, and five invoices and estimates. Billbooks says it encrypts data in transit and backs it up daily off-server to Amazon S3, with a seven-day retention window.

InvoiceOcean is invoicing software with tools for recurring billing, online payments, payment reminders, multi-currency invoices, and a client portal. Its free plan supports one user and up to three invoices per month; the listed price is free. Paid plans are billed monthly: Basic is $9 a month for unlimited invoices and one user, Professional is $18 a month for three users and includes warehouse management, payment imports, and recurring invoices, and Enterprise is $30 a month with unlimited users and warehouse management, plus custom domain and IP access controls. Users can switch invoice templates and personalize them with CSS, while account owners can assign permissions. The service tracks inventory through warehouse documents and provides financial reports with charts. Mobile apps are available for Android and iOS, and the service can connect with other applications; larger companies can integrate through an API. Security controls include automatic logout and IP address restrictions. Support resources include a knowledge base, blog, and feedback forum. InvoiceOcean is headquartered in Warsaw, Poland, and was founded in 2010. It states that plans have no installation fees or long-term commitments.