Close and celebrate
At the end of each period, choose what to do with the surplus: roll over, save, or treat yourself. Every win is celebrated.
See what you have left, plan everyday spending and make space for your goals. Start with what matters to you, without connecting your bank.
Download the appFind my starting pointExplore at your pace. No bank connection.


You don’t have to explore everything. Start with what helps you today.
After reserved amounts
285 € available · 10 days to cover
One small step. An updated view of what’s left.
Interactive demo · fictional amounts
Rent, a meal with friends, a shared goal. Build your budget around your life and adjust it when things change.
Explore the guidesInspired by Japanese kakeibo and digital cash stuffing, the 3F Method organizes your income into 3 clear drawers.
Explore the methodRent, insurance, subscriptions… Verify each month that payments are done. Zero surprises on fixed bills.
Groceries, fun, dining out… Visual envelopes for daily spending. See what you can spend today with every entry in $/day.
Vacation, emergency fund, projects… Your savings goals take shape at your own pace with estimated completion date.

At the end of each period, choose what to do with the surplus: roll over, save, or treat yourself. Every win is celebrated.
Log an expense in 3 taps: amount, envelope, done. No forms, no complex categorization. A budget that never slows you down.
See how much you can spend without opening the app. The widget shows your envelopes and $/day right on your home screen.
Track each loan with the avalanche or snowball strategy. Automatic paydowns, estimated payoff date, and celebration when you reach zero.
Each month, the app guides you with a personalized checklist: check bills, log expenses, feed your savings.
Visualize your progress month after month. Fixed, Flexible, Future — compare each pillar and celebrate your wins.
Invite a partner by QR code with free read-only access. Premium adds two-way sync, automatic settlement and shared savings jars.
A shared, transparent budget with private envelopes for each. No more fights — you both see the same daily budget.
Rent, groceries, utilities — split shared expenses in a few taps. Everyone sees what they owe, zero drama.
Planning on a budget for the first time? A simple 5-step method that works even with tight finances.
Read the guideThe complete guide to mastering your spending with the envelope budget system.
Read the guideDiscover the Japanese art of mindful budgeting with the kakeibo method.
Read the guide7-day trial · No commitment · Local price shown by the App Store or Google Play
The 3F Method organizes your income into 3 drawers: Fixed (recurring bills to verify), Flexible (daily spending envelopes) and Future (savings goals). Inspired by Japanese kakeibo and cash stuffing, it's the clearest way to manage your budget.
No. Plan & Multiply works without any bank connection. Budget data stays on your device by default; optional cloud features are described in the privacy policy.
Plan & Multiply Free includes 3 flexible envelopes, 2 savings goals, unlimited fixed expenses, offline mode, partner invitation and read-only sharing. Premium unlocks unlimited envelopes and goals, two-way cloud sync, automatic settlement, shared jars and extended history with a 7-day free trial.
Yes. Inviting a partner and read-only access are free. Premium lets participants edit the same budget with two-way sync, automatic settlement and shared jars while keeping personal envelopes private.
Budget data stays on your device by default and the app does not request bank credentials. Optional cloud and sharing features process data as described in the privacy policy. You can export or delete your data using the available controls.
Keep your everyday budget with Plan & Multiply. Start for free, on mobile or on the web.