
Custom Fintech & Accounting App Development
Custom web and mobile applications for billing, ERP, payroll, lending and finance operations.
The problem
Off-the-shelf tools do not fit unique business processes.
How it works
- Discovery and scope
- Prototype and MVP
- Secure build and integration
- Training, support and iteration
What you gain
- Software matched to your workflow
- Integrated data
- Scalable architecture
Technology
- Web and mobile apps
- Secure APIs and role-based access
- Cloud deployment
Controls and security
Human-in-the-loop review, audit trails, role-based access and confidentiality agreements are standard. AI output is verified before it affects tax or accounting records. Accuracy is validated on your own documents during a pilot.
GstMan × Apskaita × Awi Digital
GstMan brings tax and accounting depth, Apskaita Solutions brings global accounting operations, and Awi Digital builds the software.
Frequently asked questions
How long does it take to start custom fintech & accounting app development?
After a short scoping call we agree a pilot on a sample of your data. Timelines depend on integrations and volume.
Is my financial data safe?
We use access controls, encryption in transit, NDAs and audit logs, and can work within your cloud or accounting tools.
Can this connect to my accounting software?
Yes: Tally, Zoho Books, QuickBooks, Xero and custom systems via APIs or exports.
Related guides

Build vs Buy: Financial Automation Software for Growing Businesses
When to use off-the-shelf accounting software and when custom financial automation makes sense.

GSTR-2B Reconciliation Automation With AI: How It Works
How software matches purchase registers to GSTR-2B using fuzzy matching and rules, and how to keep control.

AI in Accounting: What You Can Automate in Bookkeeping Today
Practical uses of AI in accounting: invoice capture, categorisation, reconciliation and anomaly detection. Plus limits and controls.