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Cloud Accounting SaaS

Abacus
Cloud Accounting for Small Business

Journal entries, invoices, VAT filing, and financial statements — all in one platform. Unlimited users at no extra cost.

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JOURNAL VOUCHER Account Debit Credit 1101 Cash 50,000 - 4101 Sales Revenue - 50,000 ✓ Balanced Trial Balance Balance Sheet Income Statement Assets Liabilities
NT$0
Free tier
Unlimited
users
3 Reports
Trial Balance / BS / P&L
99.9%
SLA uptime

Still Using Spreadsheets?

Three problems with manual bookkeeping

❌

Error-Prone

Overwritten formulas, wrong cells
Month-end reconciliation takes all day

📤

No Collaboration

Files sent back and forth
Version chaos, data out of sync

☁️

Abacus Solution

Real-time cloud sync
Auto-generated reports, balance checks

Goodbye spreadsheet hell

3 Steps to Start

1
Sign Up

LIDS single sign-on
Account ready in 30 seconds

→
2
Create a Ledger

Choose a chart of accounts template
or customize your own

→
3
Start Bookkeeping

Enter journal vouchers, manage invoices
Reports generated automatically

Core Features

📑

Journal Management

Intuitive debit/credit entry with real-time balance validation. Supports compound entries, search, confirmation, and voiding.

🧾

Invoice Management

Complete sales and purchase invoice tracking with automatic VAT calculation. Deductible and non-deductible classification for easy tax filing.

📊

Financial Statements

Trial balance, balance sheet, and income statement generated in real time. Export to Excel — your accountant will love it.

🔐

Multi-Tenant RBAC

Isolated ledgers per company. Platform admin / tenant admin / user three-tier permissions. Enterprise-grade LIDS OAuth authentication.

👥

Unlimited Users

All paid plans include unlimited users. Owners, accountants, and partners can all log in simultaneously at no extra cost.

See It in Action

Clean interface, powerful features

Dashboard
Dashboard — Monthly overview at a glance
Journal Entry
Journal Entry — Debit/credit with real-time balance check
Trial Balance
Trial Balance — Auto-generated, exportable to Excel
Invoice Management
Invoice Management — Sales & purchase invoice tracking

Simple, Transparent Pricing

Free tier forever. Paid plans include unlimited users.

Free
1 Ledger
NT$0
Free forever
  • 1 ledger / 1 user
  • 30 vouchers per month
  • Basic financial statements
Start Free
Standard
Most Popular
3 Ledgers
NT$499
/mo (NT$425/mo billed annually)
  • 3 ledgers / unlimited users
  • Unlimited vouchers
  • Excel export + VAT filing
Start Trial
Professional
Unlimited Ledgers
NT$1,499
/mo (NT$1,275/mo billed annually)
  • Unlimited ledgers / unlimited users
  • Excel + PDF export
  • REST API + multi-tenant management
Contact Us

* All paid plans include a 14-day free trial. No credit card required.

Built For

🚀 Startups

Start free, upgrade as you grow. Cloud collaboration keeps remote teams in sync.

🏢 Small & Medium Business

Replace Excel and desktop software. Multiple users working simultaneously without conflicts.

💻 Freelancers & Studios

Simple, intuitive interface — no accounting background needed. Invoice management and VAT calculation built in.

💼 Accounting Firms

Professional plan supports multi-tenant management. One account for all client companies. REST API integration.

Start Free Today

Free tier is free forever. Sign up in 30 seconds. No credit card required.

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