Blue zone
Too much money
When you have plenty — 20% of every expense goes into your self-bank. A vault you can't withdraw from, only deposit into.
Money made simple
Your money.
Your money.
Three simple rules.
DS.SANBU is a no-fuss finance tracker built for young people. Log income, expenses, and split — and let SPES keep you in the safe green zone automatically.
✓ Sign in with Google or Apple ✓ Free forever
This month Safe zone
Rp 4.250.000
Balance after SPES
Blue
20%
to self-bank
Yellow
2.5%
self-tax
Green
10%
normal
Salary+Rp 5.000.000
Food−Rp 350.000
Self-bank+Rp 70.000
The three laws
One rule. Three colors. Always safe.
SPES + Dynamic Cash Flooring automatically decides where your money goes — based on how much you have right now.
Yellow zone
Too little money
Below Rp 50.000 — 2.5% self-tax on every expense, gently building your safety net without hurting you.
Green zone
Safe & normal
The sweet spot — 10% of every expense becomes long-term savings. Consistent, predictable, sustainable.
Why DS.SANBU
Built for the way you actually live.
No spreadsheets. No charts you need a finance degree to read. Just tap, log, done.
One-tap entry
Income, expense, or split — three buttons, that's it.
Live line charts
Watch your spending patterns appear over time.
Auto zone detection
DS.SANBU picks blue, yellow, or green for you.
Self-bank lock
Deposits only. The vault does the saving for you.