Crater
- Multi-currency invoicing with tax calculations
- Expense tracking with receipt attachments
Best for: Solo practitioner
Compare 10 alternatives to Ballpark for invoice & ap automation
Last updated April 2026
Best for: Solo practitioner
Best for: Small firm (2-10)
Best for: Solo practitioner
| Tool | Rating | AI Level | Firm Size | Key Features | Integrations | Pricing | Setup |
|---|---|---|---|---|---|---|---|
| Ballpark(current) | 4.5/5 | Traditional | Solo practitioner | Time tracking with project categorization, Professional invoice generation and customization | Stripe, PayPal | From $12/mo | Instant signup |
| Crater | 4.4/5 | Traditional | Solo practitioner | Multi-currency invoicing with tax calculations, Expense tracking with receipt attachments | Stripe, PayPal | Freemium | Light setup |
| Square Invoices | 4.6/5 | Traditional | Small firm (2-10) | Integrated payment processing with Square ecosystem, Professional invoice templates with Square branding | Square POS, Square Payments | Freemium | Instant signup |
| Gumroad | 4.6/5 | Traditional | Solo practitioner | Automated tax calculation and compliance, Digital invoice delivery and payment processing | Stripe, PayPal | Paid | Instant signup |
| Invoice Ninja | 4.6/5 | Traditional | Small firm (2-10) | Recurring invoice automation, Multi-gateway payment processing | Stripe, PayPal | Freemium | Light setup |
| Hiveage | 4.5/5 | Traditional | Small firm (2-10) | Recurring billing automation, Multi-currency invoicing | PayPal, Stripe | Freemium | Instant signup |
Free, open-source invoicing and expense tracking application for freelancers and small businesses.
Free, open-source invoicing and expense tracking application for freelancers and small businesses. Self-hosted or cloud option with estimates,...Read more →
vs Ballpark: Strong integration ecosystem with Stripe, PayPal
Free invoicing tool from Square. Creates and sends professional invoices, tracks payments, and manages estimates with integrated payment processing...Read more →
vs Ballpark: Strong integration ecosystem with Square POS, Square Payments
Platform for selling digital products, memberships, and courses.
Platform for selling digital products, memberships, and courses. Handles payments, tax compliance, and delivery with built-in analytics and email...Read more →
vs Ballpark: Strong integration ecosystem with Stripe, PayPal
Free, open-source invoicing, payments, and expense tracking platform. Supports recurring invoices, online payments, and time tracking with...Read more →
vs Ballpark: Strong integration ecosystem with Stripe, PayPal
Online invoicing and billing tool for freelancers and small businesses.
Online invoicing and billing tool for freelancers and small businesses. Supports recurring invoicing, online payments, expense tracking, and...Read more →
vs Ballpark: Strong integration ecosystem with PayPal, Stripe
Payment processing built into FreshBooks. Accept credit cards, ACH, and online payments directly from invoices with automated payment reminders.
vs Ballpark: Better fit for Small firm (2-10)
Merchant of record platform for SaaS.
Merchant of record platform for SaaS. Handles billing, payments, tax compliance, and revenue recognition as the seller of record, eliminating tax...Read more →
vs Ballpark: Strong integration ecosystem with Stripe, PayPal
Merchant of record for digital products and SaaS. Handles payments, tax compliance, fraud prevention, and subscription management.
vs Ballpark: Strong integration ecosystem with Stripe, PayPal
Mass payment platform for businesses paying contractors, creators, and affiliates globally.
Mass payment platform for businesses paying contractors, creators, and affiliates globally. Handles tax compliance, identity verification, and...Read more →
vs Ballpark: Strong integration ecosystem with QuickBooks, Xero
Simple, free invoice generator for freelancers. Creates professional invoices in minutes with customizable templates and PDF download.
vs Ballpark: More affordable starting at $0/mo
We evaluate AI accounting tools across multiple dimensions: feature depth, pricing transparency, integration ecosystem, user ratings, and vendor stability. The alternatives listed here share the same primary category as Ballpark and are actively maintained. Tools are ranked by user ratings and review volume. We update this page as new tools enter the market and existing ones evolve.