Trusted System Provider for Singapore by Singapore

Nationwide E-Invoicing Framework

From January 2019, IMDA has implemented the nationwide E-Invoicing Network to help businesses improve efficiency, reduce cost and enjoy faster payment cycles. We are proud to share that we are now Peppol Ready Solution Provider.


You can now easily submit F5 directly from the system to IRAS without the need to log in to IRAS website. And we are the first 3 companies to operationalise it in Singapore.

ASR Compliance

Our software is in compliance with IRAS ASR for consecutively 10 years without any lapses.

Why OCi System?

Drawing (1)For Singapore by Singapore
We Singaporeans know our culture & workflow better. Our system is designed and developed locally. Most importantly we are probably the fastest in the market to react to any statutory accounting changes.
Did we say…our Support Centre is also based in Singapore? 
(You don’t have to suffer routed poor phone connections & language accent barrier.)

We ensure you're ready
Setting up an accounting system is tedious & mind blogging. We take care of it for you. We have dedicated System Specialists to optimise your system settings & on top of that, we have Accounting Specialists or CPA to plan and setup your Chart of Accounts.
Did we say…our Specialists personalise the service by visiting your office?

DrawingPre-Sales Consulting
To understand your needs and company better, we have groups of experienced & well-trained consultants to understand & evaluate your real needs before you make that decision.
Did we say… we refuse to sell you our system if we find that you’re not suitable?

Over 4,000 Singapore SMEs users

singapore map

FREE 1 hour One to One consultation (no obligation)

    Contact Name*


    Tel / Mobile*


    How did you find us ?*

    System Required*

    Your Message*