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: Solo practitioner
Best for: Small firm (2-10)
| 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 |
| Gumroad | 4.6/5 | Traditional | Solo practitioner | Automated tax calculation and compliance, Digital invoice delivery and payment processing | Stripe, PayPal | Paid | Instant signup |
| 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 |
| Hiveage | 4.5/5 | Traditional | Small firm (2-10) | Recurring billing automation, Multi-currency invoicing | PayPal, Stripe | Freemium | Instant signup |
| InvoiceSnap | — | Traditional (no AI) | Solo practitioner | Create and download a professional PDF invoice in under 60 seconds, Email invoices directly to clients from within the app (Business plan) | — | From $4.99/mo | Instant signup |
Free, open-source invoicing and expense tracking application for freelancers and small businesses.
Crater is a free, open-source invoicing tool that handles multi-currency invoices with tax line items, converts estimates to invoices in one step,...Read more →
vs Ballpark: Strong integration ecosystem with Stripe, PayPal
Platform for selling digital products, memberships, and courses.
Gumroad is an e-commerce platform built for independent creators selling ebooks, courses, templates, software, and memberships. It handles checkout...Read more →
vs Ballpark: Strong integration ecosystem with Stripe, PayPal
Square Invoices lets you create, send, and track invoices from a browser or the Square mobile app, with payment collected directly through Square's...Read more →
vs Ballpark: Strong integration ecosystem with Square POS, Square Payments
Online invoicing and billing tool for freelancers and small businesses.
Hiveage sends invoices, collects payments, automates recurring billing, and tracks expenses. Freelancers and small service businesses set up...Read more →
vs Ballpark: Strong integration ecosystem with PayPal, Stripe
InvoiceSnap is a web-based invoicing platform that lets freelancers and small teams produce client-ready PDF invoices in under a minute. The core...Read more →
vs Ballpark: More affordable starting at $4.99/mo
Lemon Squeezy acts as the merchant of record for digital product sales and SaaS subscriptions, taking on legal tax liability across jurisdictions...Read more →
vs Ballpark: Strong integration ecosystem with Stripe, PayPal
FreshBooks Payments is the native payment gateway baked into FreshBooks invoicing. When you send an invoice, clients see a Pay Now button that...Read more →
vs Ballpark: Better fit for Small firm (2-10)
Merchant of record platform for SaaS.
Paddle acts as the legal seller for your SaaS product, filing VAT returns, handling sales tax across US states, and issuing compliant invoices to...Read more →
vs Ballpark: Strong integration ecosystem with Stripe, PayPal
MakeMyInvoice generates a PDF invoice in under two minutes. The workflow is: fill in client details, line items, currency, and tax rate, then...Read more →
vs Ballpark: More affordable starting at $0/mo
Accounts receivable platform for growing businesses.
Notch handles accounts receivable by giving customers a self-service portal where they can view invoices, make ACH or card payments, and flag...Read more →
vs Ballpark: Strong integration ecosystem with QuickBooks, Xero
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.