Today | October 7, 2026

MariBank (formerly Seabank) Daily Interest Calculator

This page estimates one day of net interest on a MariBank (formerly Seabank) balance after 20% withholding tax. Enter the amount and the current advertised annual rate. Rates change; treat the default as an example, not a quote from the bank.

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your daily return

What this calculator answers

Daily net interest ≈ (balance × annual rate ÷ 365) × 0.80, using a 20% final withholding tax on bank interest in the Philippines. It does not roll yesterday's credit into today's balance. For a multi-day auto-compound projection, use the compound interest calculator.

Is MariBank PDIC-insured?

MariBank Philippines (formerly Seabank) is a PDIC-insured bank. Deposits are insured up to ₱1,000,000 per depositor, similar to traditional banks. Confirm the current listing on the PDIC rural bank directory. This calculator is independent and is not affiliated with MariBank.

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