Office Productivity, Workplace & Payroll Tools
Tailored specifically for office employees, freelancers, HR staff, and Indonesian small business owners (UMKM), our Office Tools category offers essential workplace productivity utilities. Calculate Indonesian Depnaker overtime pay, estimate THR holiday allowances, compare global meeting timezones, build professional PDF invoices, create table-based HTML email signatures, and generate transparent PNG signatures.
Meeting Timezone Converter
One time, many zones — side by side.
Meeting Cost Calculator
See what a meeting really costs.
Overtime (Lembur) Calculator
Estimate overtime pay by day type.
Pro-Rata Salary
Partial-month pay by calendar or work days.
THR Calculator
Religious holiday allowance estimate.
Working Days
Count weekdays between two dates.
Invoice / Kwitansi
Build and download a simple invoice PDF.
Email Signature
Table-based HTML signature for email clients.
Digital Signature
Draw or type a transparent PNG signature.
Category Highlights
- Indonesia-aware payroll formulas for Overtime (Depnaker) and THR calculations
- Form-to-PDF professional invoice rendering with automatic total calculations
- Table-based inline HTML email signatures compatible with Gmail and Outlook
Data Privacy Guarantee
All utilities in this category execute 100% inside your local web browser. No account registration, zero external data uploads, and free forever.
Category FAQ
Are the Overtime and THR Calculators official legal payroll advice?
No, they provide estimates based on standard Indonesian labor law formulas (salary / 173 for hourly overtime rate). Always verify with official company HR.
How does the Digital Signature Generator work?
You can draw your signature using a mouse/touch screen or type your name in cursive font, then download a high-quality PNG with transparent background.
Can I download invoices as formatted PDF files?
Yes, the Invoice Generator formats line items, subtotals, and notes into a printable, professional PDF document.