Best Co-Parenting Apps With Expense Tracking

The best co-parenting app for expense tracking does more than store a number. It should connect the expense to a child and category, keep the receipt, show the requested split, record approval or dispute, and make the payment status understandable months later.

The right choice depends on whether money is the family's main problem or one part of a broader coordination workflow. SupportPay is built around financial records. OnePage, AppClose, OurFamilyWizard, 2Houses, and BestInterest combine expenses with calendars and communication in different ways.

Expense-tracking apps at a glance

App	Best for	Published price snapshot
OnePage	Calendar, messages, and expense splitting together	Free core; Plus $11.99/mo or $99.99/yr per family
SupportPay	Detailed child support, receipt, and payment records	Free limited tier; Premium from $14.99/mo
AppClose	Requests, receipts, payments, and certified U.S. records	$7.99/mo web or $8.99/mo app per parent
OurFamilyWizard	Expenses inside a professional co-parenting workflow	From $9.17/mo billed annually per parent
2Houses	Running family balance under one subscription	$169.99/yr per family
BestInterest	Expenses plus conflict filtering and solo use	Free; paid plans from $9.99/mo

Prices and features were checked against providers' official pages in August 2026. Verify checkout terms, taxes, currency, and required tiers before subscribing.

1. OnePage: best all-around family workflow

OnePage keeps expenses beside the custody calendar and co-parent messages. Core calendar and messaging are free. Plus costs $11.99 per month or $99.99 per year for the family and adds expense splitting, PDF export, AI tone check, and multi-child support.

This is a practical choice when the family wants one recurring workflow rather than a separate finance product. Log the amount, child, category, receipt, split, and status while the expense is fresh, then use the expense split calculator when the agreement uses an equal or income-based percentage.

The tradeoff is specialization. A parent managing years of support payments, disputed transactions, certified finance records, or complex family reimbursements may need the deeper controls of a finance-first product.

2. SupportPay: best for finance-first recordkeeping

SupportPay focuses on child support, shared expenses, receipts, payment history, disputes, bank payments, and exports. Its free Starter tier is limited to three expenses, two receipt uploads per month, and six months of history. Premium currently costs $14.99 per month for one user or $19.99 per month for the entire family, with annual options (official pricing).

Paid plans add unlimited entries and uploads, receipt scanning, transaction disputes, records of outside payments, PDF or CSV exports, and automated certified records. That makes SupportPay the strongest option when financial documentation is the primary job. Scheduling and broader communication are handled partly through its companion WeParent product, so test that workflow before treating it as a single-app replacement.

See the OnePage and SupportPay comparison for the billing and feature differences.

3. AppClose: best for requests and broad records

AppClose includes expense entries, receipts, reimbursement requests, approvals or denials, and payments through ipayou alongside messages, schedules, calls, and exchange check-ins. It advertises certified electronic business records for U.S. users.

Current pricing is $7.99 per month when purchased on the web or $8.99 through the app, per parent, with prepaid web options and a 60-day trial (official pricing). It is a strong choice when an expense request needs to remain connected to the surrounding communication and schedule. Calculate the likely total for both parents, and confirm whether the U.S.-only certified-record process is relevant to your situation.

4. OurFamilyWizard: best when professionals are involved

OurFamilyWizard tracks and manages shared expenses within a structured communication and professional-access system. Its Essentials and higher plans list expense tools, reimbursements through OFWpay, PDF records, schedule requests, messages, and check-ins.

Published plans begin at $9.17 per month billed annually, while Essentials is currently $12.50 per month; parents generally need separate subscriptions (official pricing). Choose it when a lawyer, mediator, parenting coordinator, or court-related workflow needs access to the broader record - not simply because the family needs receipt storage.

5. 2Houses: best one-subscription balance

2Houses combines a shared calendar, finance section, messages, journal, and family information. Its finance tool maintains expenses and a running family balance. The U.S. page lists $169.99 billed annually, displayed as $14.17 per month, with one subscription covering both parents and invited family members (official pricing).

The single-family bill is easier to understand than per-parent pricing. The tradeoff is an annual commitment and less emphasis on certified or court-oriented finance records. Check the export and receipt workflow with a trial before moving an existing ledger.

6. BestInterest: best when money discussions become conflict

BestInterest's permanent free tier includes expense tracking, messages, calendar, journal, exports, and solo mode. Paid tiers add receipt scanning, recurring expenses, schedule changes, verified reports, incoming-message filtering, tone review, and calling. Current paid prices range from $9.99 to $29.99 per month (official pricing).

It is worth testing when the expense itself is simple but the messages around it repeatedly escalate. Confirm the tier: basic expenses are free, while receipt scanning and the strongest communication safeguards require paid access.

Features that matter more than a long app list

Test each product with the same realistic expense:

1. Add a medical copay with a receipt and the correct child.
2. Apply the split written in the agreement or order.
3. Record whether advance approval was required and obtained.
4. Send the reimbursement request and inspect what the other parent sees.
5. Mark a partial or outside payment accurately.
6. Export the full record and check dates, participants, receipt quality, and context.

Do not let the app silently define what counts as shared. Your parenting plan, support order, or written agreement should control categories, percentages, approval thresholds, deadlines, and dispute steps. Read how to track and document shared child expenses and how to ask for reimbursement before building the process.