For freelancers chasing overdue invoices
ChaseKit turns one overdue invoice into polished email, WhatsApp, final demand, payment plan, and future-terms templates. It is tuned for South African small businesses and ready to sell as a focused paid toolkit.
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Subject: Quick reminder: INV-1042 Hi Acme Projects, Please treat this as urgent so we can close the outstanding balance without adding further admin. Invoice INV-1042 for R8,750 was due on 6 May 2026 and is now 14 days overdue. You can settle it here: https://paystack.com/pay/your-link Context: Final designs were approved and delivered. Please send proof of payment once done, or let me know today if there is anything blocking payment. Kind regards, Muzambi Studio
Hi Acme Projects, hope you are well. Just following up on invoice INV-1042 for R8,750. It was due on 6 May 2026 and is now 14 days overdue. Payment link: https://paystack.com/pay/your-link. Please let me know when it has been settled or if there is an issue I should know about. Thanks, Muzambi Studio.
Subject: Overdue payment notice: INV-1042 Hi Acme Projects, I am writing to formally follow up on invoice INV-1042. The outstanding balance is R8,750. It was due on 6 May 2026 and remains unpaid 14 days later. Please settle the balance by close of business within 48 hours: https://paystack.com/pay/your-link If payment has already been made, please reply with proof of payment. If there is a dispute, please outline it in writing today so we can resolve it promptly. Until the account is brought up to date, further work may be paused. Regards, Muzambi Studio
FINAL DEMAND To: Acme Projects From: Muzambi Studio Invoice: INV-1042 Amount outstanding: R8,750 Original due date: 6 May 2026 This letter confirms that invoice INV-1042 remains unpaid despite previous reminders. The amount of R8,750 is now 14 days overdue. You are requested to make payment within 7 calendar days using this link: https://paystack.com/pay/your-link If payment is not received within this period, Muzambi Studio reserves the right to pause all services, recover reasonable collection costs where applicable, and pursue formal recovery options. This letter is sent without prejudice to any rights and remedies available to Muzambi Studio.
Subject: Payment plan option for INV-1042 Hi Acme Projects, I understand that cash flow can be difficult. To resolve invoice INV-1042 constructively, I can accept a short payment plan for the outstanding R8,750. Suggested plan: 1. 50% paid immediately via https://paystack.com/pay/your-link 2. Remaining 50% paid within 14 days Please reply with written confirmation today if you accept this plan. If I do not hear from you, I will continue treating the full balance as overdue. Regards, Muzambi Studio
Recommended payment terms for future invoices Payment due date: 7 days from invoice date unless otherwise agreed in writing. Late payment process: friendly reminder after 3 days, formal notice after 7 days, final demand after 14 days. Work pause: Muzambi Studio may pause delivery while an invoice is overdue. Disputes: any issue with an invoice must be raised in writing within 3 business days of receipt. Proof of payment: client should send proof of payment after settlement. Suggested client note: "To keep delivery smooth, please settle invoices by the due date. Late accounts may result in paused work or revised payment terms."
ChaseKit sells a practical one-time result. No marketplace approval, no paid API cost, no support-heavy user account system in the first version.
Free: friendly email + WhatsApp reminder Paid: final demand + firm notice + payment plan + terms Price: R149 once-off Provider: Paystack in ZAR Deploy: Vercel
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