A product of GK Tools

Terms of service

Last Updated: 12th September 2026

Simple Version: Be fair, pay on time, don't abuse the service. We'll provide a reliable invoicing platform and treat you with respect. If things go wrong, we'll try to fix them, but we can't be liable for business losses.

1. Agreement to terms

By using Invoicer, you agree to these Terms of Service. If you don't agree, please don't use the service.

Provider: GK Tools Ltd, a private limited company registered in England and Wales (company number 16434833)
Registered office: 483 Green Lanes, London, N13 4BS, United Kingdom
ICO registration: ZB899192
Service: Invoicer - invoicing software, on the web and as an app for iPhone and iPad
Contact: support@invoicer.gk.tools

2. Description of service

Invoicer is a simple invoicing platform designed for tradespeople and small businesses, with an accessible interface — large fonts, clear buttons, simple navigation — that anyone can use. It runs in any web browser and as an app for iPhone and iPad, on the same account: what you do in one shows up in the other.

The service allows you to:

2a. Not professional advice

Invoicer is a software tool, not an adviser. Invoicer helps you create and send invoices and view statistics about your own business. It does not provide tax, accounting, VAT, or legal advice, and nothing in the service (including AI-generated insights) should be treated as professional advice. You are responsible for the accuracy of your invoices and for meeting your own tax, VAT, and record-keeping obligations. If you're unsure, speak to an accountant or HMRC.

3. Free trial

New users receive a 3-month free trial with full access to all features.

4. Subscription and pricing

There are two ways to subscribe, and it matters which one you used. If you subscribed on this website, GK Tools Ltd bills you through Stripe. If you subscribed inside the iPhone or iPad app, Apple bills you, and Apple — not us — handles your payment, your renewals, your cancellation and any refund. Your Account screen in the app tells you which one applies to you.

Subscription Plans (website)

Subscription Plans (Apple App Store)

Payment Terms

Failed Payments

5. Cancellation and refunds

Cancelling a website subscription

If you subscribed on this website, you can cancel at any time yourself:

Cancelling an Apple subscription

If you subscribed inside the iPhone or iPad app, we cannot cancel it for you and neither can emailing us. Apple holds the subscription, so you cancel it with Apple:

Closing your Invoicer account does not cancel an Apple subscription. They are two separate things: deleting your account here does not tell Apple to stop charging you. If you subscribed through Apple, cancel it with Apple as well, using the steps above.

Refunds — website subscriptions

This is our own policy, and it applies only to subscriptions you bought on this website:

Refunds — Apple subscriptions

Your legal rights are not affected

Fair Use: If there are exceptional circumstances (service outage, billing error, etc.), contact us and we'll sort it out fairly.

6. Your responsibilities

Account Security

Acceptable Use

You agree not to:

Your Content

7. Data ownership and privacy

Your Data is Yours

Privacy

We handle your data according to our Privacy Policy, which complies with UK GDPR.

Your Clients' Data (we act as your processor)

When you store your clients' details in Invoicer, you are the data controller for that information and GK Tools Ltd acts as your data processor. This section is the agreement between us about that, for the purposes of Article 28 of the UK GDPR. You confirm you have a lawful basis to enter your clients' data into the service.

What the processing is. We store and display your clients' details, and send invoices, quotes and related messages to them on your instruction, for as long as you have an account with us (plus the retention periods in section 10). The people concerned are your own customers and their staff. The data is the contact and billing details you enter — typically name, business name, address, email address, phone number — together with the invoices, quotes and payment records you create about them.

What we undertake. We:

None of this changes who is responsible for what you actually do with your customers' information, which remains yours as controller.

8. Service availability

Uptime

We aim for 99% uptime but can't guarantee uninterrupted service. We may have planned maintenance (we'll give notice) or unexpected downtime.

Changes to Service

Support

9. Limitation of liability

Important Legal Bit: While we'll do our best to provide a reliable service, we can't be held liable for business losses if something goes wrong. The limits below are about business losses; they never cut down rights the law gives you, and the next box says so plainly.

If you are a consumer, read this first. We must provide this service with reasonable care and skill, and nothing below changes that. If the service or the digital content is faulty, or is not as we described it, you have rights under the Consumer Rights Act 2015 — including repair, a price reduction or a refund — and we cannot sign those away. Where anything in this section would take one of those rights from you, it simply does not apply to you.

Subject to that, and to the maximum extent permitted by law:

We ARE liable for:

Nothing in these terms affects any statutory rights you have that cannot be excluded by law, including (if you use the service as a consumer) your rights under the Consumer Rights Act 2015.

10. Termination

We May Terminate If:

What Happens When Service Ends:

11. Intellectual property

The Invoicer software, design, and branding belong to GK Tools Ltd. You get a license to use the service, but you don't own the software itself.

You can't:

12. Third party services

We use third-party services to provide Invoicer:

These services have their own terms and privacy policies. We only share necessary data with these services (e.g., payment amount with Stripe, business statistics with Google AI, or address text with Google Places when providing address suggestions).

13. Governing law and disputes

Governing Law

These terms are governed by the laws of England and Wales.

Dispute Resolution

If there's a problem:

  1. Talk to us first: Email support@invoicer.gk.tools and let's resolve it
  2. Mediation: If we can't agree, we're happy to try mediation — but it is an offer, not a hoop you have to jump through before using your legal rights
  3. Courts: These terms are governed by the law of England and Wales, and we agree to its courts. If you are a consumer, this does not take away the protections of the law where you live, or your right to bring a claim in your local courts — including in Scotland and Northern Ireland

14. Changes to terms

We may update these terms occasionally:

15. Miscellaneous

Entire Agreement

These terms, along with our Privacy Policy, form the complete agreement between us.

Severability

If any part of these terms is found to be unenforceable, the rest still applies.

No Waiver

If we don't enforce a term once, it doesn't mean we've waived our right to enforce it later.

Assignment

You can't transfer your account to someone else without our permission. We can transfer our obligations if we sell the business.

16. Contact us

Questions about these terms?

Email: support@invoicer.gk.tools
We aim to respond promptly to all enquiries.

Bottom Line: Use the service fairly, pay on time, and we'll provide you with reliable invoicing software. If problems arise, let's talk and sort them out like reasonable people.

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