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WiseVAT — A Free VAT Return & Accounting Platform Built for SMEs

Designed and developed a multi-country VAT and accounting platform from the ground up — helping small and medium businesses move off Excel spreadsheets and manage purchases, sales, VAT filing, stock, and party balances from one simple, affordable system.

Confidential Case StudyFintech / SaaS IndustryMulti-Country VAT Platform
WiseVAT dashboard showing sales, purchases, VAT position, and balances
Overview

A spreadsheet problem, not just a software problem

Most small and medium businesses handle VAT and bookkeeping the same way: scattered Excel sheets, manual calculations, and a lot of hoping nothing gets missed before filing season. It works, until the business grows past what one spreadsheet — or one person's memory — can reliably hold.

The client wanted to give SMEs a way out of that: a genuinely free, easy-to-use VAT return and accounting platform, starting in Nepal and built to expand into India, the UK, Australia, and the UAE. Not a stripped-down free trial designed to push an upsell — a real, usable tool that businesses could run their books on from day one.

The Business Challenge

Where spreadsheets stopped being enough

  • SMEs were tracking purchases, sales, VAT, and stock across manual spreadsheets, with no single source of truth
  • Existing accounting software was often too expensive, too complex, or not built for how these businesses actually operate day to day
  • The platform needed to support multiple countries and multiple tax systems (VAT and GST) from the start, not as an afterthought
  • It needed to work for businesses with very different needs — some tracking full inventory and stock, others just wanting simple direct billing
  • Hosting and running costs had to stay low, since the product needed to be genuinely free for users while still being sustainable to operate
  • The product needed to attract its own customers organically — through search and content — rather than relying on paid ads or a sales team
  • Every part of the system had to be built with real financial accuracy in mind, since the numbers it produces are what businesses use to file real VAT returns

This wasn't only a software problem. It was a chance to give SMEs a genuine alternative to spreadsheets — one that had to work across countries, tax systems, and business types, while staying free, fast, and financially accurate from day one.

Process Reviewed

From discovery to a live, growing product

01

Business & requirements discovery

02

Core data model design

03

Authentication & account architecture

04

Core accounting modules

05

VAT, stock & balance reporting

06

Excel import/export

07

Admin platform

08

SEO site, blog & content

09

Live deployment & iteration

The Solution

One system, for the full VAT and accounting lifecycle

A full multi-country accounting platform, built and shipped as a live, working product.

WiseVAT VAT, stock, and party-balance reporting view
Simple registration and login, with one account per business
Clean dashboard with an at-a-glance view of sales, purchases, VAT position, and balances
Full transaction management — purchases, sales, purchase returns, and sales returns
Flexible billing — simple direct billing or full stock management, per business
Party management for suppliers and customers, with running balance tracking
Automatic VAT calculation using country-specific tax rates and custom tax types
Detailed VAT, stock, and party-balance reports, ready for filing and decisions
Excel import and export for businesses migrating off spreadsheets
Admin dashboard for user accounts, activity monitoring, and content management
Content and blog system built for search visibility and organic growth
Modern, SEO-optimized public website to build trust with new business owners
Business Value

What the platform changed

A genuinely usable, free alternative to spreadsheet-based VAT tracking, live for real businesses from day one

A single system covering the full transaction lifecycle — purchases, sales, returns, payments, and reporting

A platform architecture built to expand across countries and tax systems, not rebuilt for each new market

Low, sustainable hosting costs that support a genuinely free product without compromising reliability

A built-in path to organic growth through SEO content, rather than dependence on paid acquisition

Flexible enough to serve very different business types on the same platform — from direct billing to full stock tracking

The real value wasn't just replacing a spreadsheet — it was giving SMEs a system built to grow with them, across countries and tax systems, without the cost or complexity of traditional accounting software.

My Role

How I approached this project

  • Worked directly with the client to shape the product vision and business requirements
  • Designed the full data model and system architecture from the ground up
  • Built the platform end to end — authentication, core accounting modules, reporting, admin tools, and the public site
  • Made the underlying technical and business-rule decisions that keep the platform accurate for real financial reporting
  • Set up the hosting, database, and content infrastructure to keep the platform fast, affordable, and easy to maintain
  • Continued as the platform's ongoing engineer — refining features and supporting it as a live system used by real businesses
Technology Used

Tools behind the platform

Next.js 15TypeScriptTailwind CSSSupabasePostgreSQLRow-Level SecurityVercelSanity CMSZodExcel Import/Export

Building something similar?

If you're running a business on spreadsheets and manual processes and want a real system built around how you actually work, I can help design and build it — from the ground up, and built to grow with you.

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