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SaaS Sample listing

Invoice reminder app

Polite payment reminders for freelancers who are tired of chasing late clients.

Listed Oct 8, 2026

Asking price
$12,000
Annual revenue
$8,400
Annual profit
$5,900
Age
2 years

The asking price is about 1.4 times annual revenue and 2.0 years of profit.

About this startup

The app connects to a freelancer’s invoicing tool and sends friendly, scheduled reminders when an invoice is overdue. Customers pick a tone, review the message and let it run.

It has been running for two years, with one person handling support, billing and the occasional bug fix. Most customers stay on the monthly plan.

Revenue and traffic proof

Members only

Screenshots of revenue and traffic that the seller added. Only people with a free account can see them.

What is included

  • Source code and the private repository
  • Domain, landing page and brand assets
  • Payment and email provider accounts, transferred to you
  • Customer list and subscription data
  • Two weeks of handover support

Why it is for sale

I am moving to a full-time job and cannot give the product the attention it deserves.

Built with

  • Laravel
  • MySQL
  • Stripe
  • Postmark

Questions about Invoice reminder app

Short answers built from the details the seller entered. Figures come from the seller, so ask for proof before you pay.

Is Invoice reminder app a real startup?

No. Invoice reminder app is a sample listing that shows how a listing looks on Startupzel. Nobody will reply to messages sent to it, and its numbers are made up.

What is Invoice reminder app?

Invoice reminder app is a SaaS product for sale on Startupzel. Polite payment reminders for freelancers who are tired of chasing late clients. It has been running for 2 years. The seller is asking $12,000.

What does Invoice reminder app do?

The app connects to a freelancer’s invoicing tool and sends friendly, scheduled reminders when an invoice is overdue. Customers pick a tone, review the message and let it run. It is listed in the SaaS category.

How much does Invoice reminder app cost?

The seller is asking $12,000 for Invoice reminder app. That is about 1.4 times its annual revenue and 2.0 years of profit. The asking price is a starting point: you agree the final terms with the seller, and Startupzel takes no commission on the sale.

How much revenue does Invoice reminder app make?

Invoice reminder app made $8,400 in revenue over the last 12 months, according to the seller. Profit over the same period was $5,900, a margin of 70%. These figures come from the seller, so ask to see them at the source before you pay.

Is Invoice reminder app profitable?

Yes. The seller reports $5,900 in profit over the last 12 months on $8,400 in revenue. Profit is what is left after costs, so ask the seller how they count it and ask for proof.

Why should I buy Invoice reminder app?

Here is what the listing offers, based on what the seller reports.

  • It already earns money: $8,400 in revenue and $5,900 in profit over the last 12 months.
  • It has a track record: it has been running for 2 years.
  • The asking price is about 2.0 years of profit.
  • The sale includes 5 things, such as source code and the private repository.

Whether it is right for you depends on how much time you can give it, so ask the seller for proof of the numbers before you pay.

Why is Invoice reminder app for sale?

The seller gives this reason: “I am moving to a full-time job and cannot give the product the attention it deserves.” Startupzel does not verify reasons for selling, so ask the seller to explain in your first message.

What is included in the sale of Invoice reminder app?

The sale of Invoice reminder app includes 5 things, as listed by the seller.

  • Source code and the private repository
  • Domain, landing page and brand assets
  • Payment and email provider accounts, transferred to you
  • Customer list and subscription data
  • Two weeks of handover support

Ask the seller to confirm in writing exactly what will be handed over.

What is Invoice reminder app built with?

Invoice reminder app is built with Laravel, MySQL, Stripe and Postmark. Check that you, or someone you can hire, can work with this stack.

What should I check before buying Invoice reminder app?

Start with proof of the numbers: ask for revenue exports from the payment provider, and confirm who owns the domain, code and accounts. Then agree on the handover in writing. For a SaaS product, buyers also look at the points below.

  • How many customers pay each month, and how many leave
  • Whether the code is clean enough for someone new to maintain
  • Which outside services the product depends on
  • How much support work lands on the owner each week

The buyer’s checklist covers more.

How do I buy Invoice reminder app?

Create a free Startupzel account, message the seller from this page and agree on the price and the handover directly with them. Startupzel does not hold the money or move the project, so write the steps down before anything changes hands.

Does Startupzel charge a fee or commission on Invoice reminder app?

No. Listing is free and Startupzel takes no commission when Invoice reminder app sells, so the full sale price goes to the seller. See how pricing works.

From the seller

Which invoicing tools does it work with?

The seller says it connects to the most common freelance invoicing tools. Ask for the current list and for how each connection was built.

From the seller

How much support work does it need?

The seller handles support, billing and the occasional bug fix alone, and says most customers stay on the monthly plan.

Last updated Oct 8, 2026

Ask the seller your own question

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