Client Billing vs ClientPay
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Client Billing
This app helps consultants, contractors, and gig workers track project hours and expenses. It supports both fixed-price and hourly projects, allowing users to generate invoices for clients.
- Track hours worked
- Track project expenses
- Invoice clients
- Supports fixed-price projects
- Supports hourly projects
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Are you a consultant, contractor or gig worker in need an App that simplifies tracking hours worked, expenses on projects with the ability to invoice your clients? If so, this app will solve your problem whether it's a fixed price or hourly project.
ClientPay
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Manage your clients and payments professionally with ClientPay, the app specifically designed for freelancers, small businesses, and service providers who need efficient control over their recurring payments. KEY FEATURES SMART DASHBOARD View all pending payments at a glance. Identify clients with overdue payments. Check your weekly and estimated monthly income. Interactive cards with detailed information. COMPLETE CLIENT MANAGEMENT Add clients with detailed information including name, address, phone, and email. Define different custom service types. Set payment frequencies: daily, weekly, biweekly, or monthly. Establish specific collection days for each client. PAYMENT AND BILLING CONTROL Mark payments as collected with a single tap. Add notes to each transaction. Complete payment history per client. Automatically calculate taxes such as VAT, sales tax, and others. View itemized subtotals, taxes, and totals. PROFESSIONAL DOCUMENTS Generate PDF receipts with your custom logo. Create detailed payment histories. Share documents directly from the app. SMART NOTIFICATIONS Reminders for upcoming payments. Alerts for overdue payments. Keep your collections always up to date. STATISTICS AND REPORTS Estimated monthly income. Breakdown of collected taxes. Quick identification of delinquent clients. Complete business analysis. MULTILINGUAL Available in Spanish and English. Switch language according to your preferences. AUTOMATIC BACKUP Your data is saved automatically. Export your information whenever you need. Never lose important information. PERFECT FOR: Gardeners and landscapers, cleaning personnel, caregivers and nannies, personal trainers, private tutors, delivery personnel, and any professional with recurring clients. ServicePay is the ultimate tool for service providers, freelancers, and small businesses to manage clients and track payments effortlessly. FREE VERSIÓN FEATURES: Manage up to 2 Clients: Perfect for getting started or for small side hustles. Payment Tracking: Keep track of who has paid and who is overdue. Basic Dashboard: See your weekly earnings at a glance. Unlock Full Power with Premium: Upgrade to ServicePay Premium to remove all limits and grow your business: Unlimited Clients: Add as many clients as you need without restrictions. Premium Exports: Generate professional PDF receipts and CSV history logs. Advanced Insights: Get detailed breakdowns of your income and projected earnings. PRIVACY AND SECURITY Your data remains on your device. We do not share or sell your information. Simplify your payment management today with ClientPay. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Client Billing at none against ClientPay's 1. Client Billing also leads on iOS requirement (13.0 vs 18.4). ClientPay's advantage is update cadence (fortnightly vs every 3 months). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. ClientPay sells 1 in-app purchase, starting at $5.99 per year. Client Billing asks for nothing beyond the download.
Client Billing ships an update every 3 months, ClientPay fortnightly. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.
| Parameter | Client Billing | ClientPay |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.4 |
| Further details — not scored | ||
| Size | 1 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | JOHN BURKE | Javier Dosque |
In-app purchases
Client Billing
No in-app purchases
ClientPay
- Annual suscription$5.991 Year







