Download FactuLingua Client
Secure document management system.
Requires account login.
Software that thinks with you — not just stores your invoices
Most invoicing tools only create documents.
FactuLingua helps you decide what your work is worth.
🤖 AI pricing assistance — describe the job and get an instant average market estimate.
📊 Smarter decisions — quote with confidence instead of guessing.
🧠 Built-in intelligence — not just forms, but support when it matters.
💷 Know your value — stop underpricing your work.
Software that fits how you actually work — not the other way around
Most invoicing tools feel like accounting systems.
FactuLingua is built for jobs, services and UK trades.
🧱 Built for service work — labour, materials, day rates, repeat jobs.
📄 UK-ready PDFs — correct numbering, VAT support, clear payment details.
⚡ Quote in minutes
🔁 Convert to invoice in one click
📤 Send PDF or share a secure link
☁️ Secure cloud backend — one master copy, no conflicts, no lost changes.
📧 Professional Email Delivery – Powered by MailerSend
FactuLingua sends invoices using a dedicated transactional email infrastructure powered by MailerSend.
✔ Business-grade email delivery
✔ Optimized for high deliverability
✔ Secure server-side sending
✔ Designed to reduce spam filtering issues
Your invoices are delivered reliably and professionally — not from personal mailboxes.
How it fits real service work
Whether you work on-site, travel between jobs, or handle repeat clients, the workflow stays the same.
You create a quote based on labour, materials or time. If the client agrees, you convert it into an invoice without retyping anything. Every document stays linked to the client, so you can always see what was quoted, invoiced or corrected later.
You can work in your own language while the system generates professional English PDFs — ready for UK clients, accountants and HMRC.
What this means day to day
☑ Quotes instead of spreadsheets
☑ One-click invoices with correct numbering
☑ Clear payment details that reduce questions
☑ Cloud backup — no lost files, no duplicates
☑ Same data on desktop, web and mobile Advanced Heading
Used across multiple service industries
Construction & building work
Builders, refurbs, locksmiths and fitters use it to break down labour and materials clearly, avoid misunderstandings, and reuse common job templates.
Cleaning services
From regular domestic cleaning to office contracts and one-off jobs, clear quotes and consistent invoices help keep repeat clients organised.
Transport & local services
Ideal for removals, deliveries, man-and-van work and local transport services where pricing needs to be agreed quickly and confirmed in writing.
Electricians & plumbers
Call-outs, installations, emergency work and parts — quotes can be created on-site and turned into invoices immediately after the job.
Bakers & food producers
Track custom orders, batches and repeat customers with clear documentation for both clients and records.
Built for UK sole traders and small businesses who want professional paperwork without accounting complexity.
No contracts. Start free and see if it fits how you work.
How it works — from job to paid invoice
Every job starts with a conversation — not an invoice.
You agree what needs to be done, how long it will take, and what materials are involved. FactuLingua is built around that moment. You create a quote that reflects the real scope of the work, not accounting categories.
Labour, materials, notes and optional AI suggestions help you structure the job clearly. Totals are calculated automatically, so there’s no guessing and no manual maths.
From approved quote to professional invoice
Once a quote is approved, there’s no need to retype anything.
With one click, the quote becomes an invoice with correct numbering, dates and payment terms. All documents follow UK-friendly layouts and are generated as professional English PDFs — ready for clients, accountants and HMRC.
Corrections and credit notes stay linked to the original document, so your records always make sense, even months later.
☑ One-click conversion
☑ UK VAT and non-VAT support
☑ Credit notes and corrections
☑ Clean PDF output every time
People approve quotes faster when they understand them quickly. This guide shows a repeatable UK quote structure for service work:
clear scope, assumptions, exclusions, totals and payment terms — without looking “cheap” or “complicated”.
The 10-second test
If a client opens your quote and can’t instantly find: (1) what you’re doing, (2) the total price, (3) when you can do it, (4) how to accept —
they hesitate. Hesitation slows approvals and invites negotiation.
…
The main job price is rarely the problem. The problem is the extra work that happens in tiny pieces: “just one more thing”, “can you quickly…”.
This guide shows how to protect your time while staying professional and calm.
Why “small extras” destroy profit
Extras feel harmless because they’re small. But they stack up: extra materials, extra trips, extra time, extra clean-up.
If you don’t have a rule, you train clients to expect free changes.
…
Plans & Pricing
Choose a plan. Add extras anytime.
Free (Starter)
£0.00 / month
Start free. Ideal for testing and small monthly workload.
AI: 5 queries / month
Documents: 10 PDFs / month
Email: not included
…
You don’t need to become an accountant to stay organised. You just need clean, consistent records: quotes, invoices, corrections, and client history.
This guide is a plain-English checklist for UK self-employed and small service businesses.
Why you should care (even if you’re not affected immediately)
UK tax reporting rules are moving toward more digital record-keeping. The smartest move is to tidy your workflow early, because “catching up”
later is always more stressful than building a simple habit now.
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Download FactuLingua
Choose your platform and start creating UK-ready quotes and invoices. Prefer not to install? Use the web app to register or log in.
By downloading or using the service, you agree to our
Terms of Service and
Privacy Policy.
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About FactuLingua — Simple invoicing and quoting for UK trades
Built for self-employed people and small service businesses who want clear quotes, UK-friendly invoices and less admin.
The Idea
FactuLingua was created because we were missing a truly simple tool.
Most billing software we tried was complicated — endless menus, hidden settings and long…
Practical AI support for real UK trades
🔹 Scope suggestions
AI suggests typical labour, materials and steps based on the type of job you describe — helping you avoid missing key elements.
🔹 Typical UK price ranges
Suggested price ranges are based on common UK trade rates and locations, giving you a realistic starting point.
🔹 Auto-items for tricky jobs
For bathrooms, flooring, painting, electrical and plumbing work, AI can prepare structured item lists in seconds.
FactuLingua AI suggests ready-to-use quote items based on your previous data and local market rates.
You simply describe the scope of work — the system proposes the name, description, and price.
You decide what goes into the document.
Instead of creating every quote from scratch, you get consistent, structured suggestions that reflect the way you actually work.
The more you use it, the better the proposals match your real services, pricing style, and terminology.
This means:
You create quotes in seconds, not minutes.
Your items always follow the same professional standard.
Your pricing stays consistent across all documents.
You avoid typing the same services over and over again.
The confidence indicator shows how closely the suggestion matches your previous data, and the source tells you whether it comes from your own history or local rate patterns — so you always know what you’re using.
FactuLingua AI does not generate documents for you and it does not make decisions.
It gives you a fast, high-quality starting point — while you stay fully in control of the final content.
Do I need accounting knowledge to use FactuLingua?
No. FactuLingua is designed for service businesses that want clear quotes and invoices without accounting jargon.
Can I work on multiple devices?
Yes. Your data stays in sync across desktop, web and mobile.
Are my documents backed up?
Yes. All data is stored securely in the cloud with a single master copy.
Is there a contract?
No. Plans are monthly and can be cancelled at any time.
Ready to create your first quote?
Download the desktop app or log in to the web version and try FactuLingua on a real job.
