Content rating
Everyone
5+
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Content rating
Everyone
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About this app

KostFlow is a modern boarding house and rental property management app specifically designed to help boarding house owners and managers manage their rental property business intelligently, efficiently, and automatically, right from the palm of your hand.

Leave manual record-keeping in books or spreadsheets that are prone to loss and confusion. With KostFlow, all data on rooms, occupants, rental payments, and property cash flow is recorded in real-time and organized.

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KOSTFLOW MAIN FEATURES
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🏠 MULTI-PROPERTY MANAGEMENT
• Manage more than one branch or boarding house location with just one account.
• Switch between properties quickly and easily using the smart property selector.

🚪 MANAGE ROOMS & OCCUPATION STATUS
• Visually monitor room availability: Occupied Rooms, Vacant Rooms, Overdue Rooms, and Rooms Under Construction.
• Complete room specification details: rental price, room type, floor, amenities, and occupant history.

👥 OCCUPANCY DIRECTORY & DATA
• Store tenant identification data, contact numbers, lease start dates, and due dates.
• Contact tenants directly via WhatsApp or phone with a single click for payment reminders or important communications.

💰 FINANCIAL RECORDING & CASH FLOW
• Structured record of all rental income and operating expenses.
• Monitor business performance: Total Income, Actual Payments, Potential Income, and Total Rent Arrears.
• Transparent transaction history with status filters (Paid, Awaiting Payment, Overdue).

📊 REAL-TIME BUSINESS DASHBOARD
• Overview of boarding house performance on one main screen: occupancy rate, room statistics, and total cash inflow for the current month.
• Notifications of the latest activity for every transaction or change in resident data.

🔔 REMINDER & NOTIFICATION SYSTEM
• Get automatic reminders for rent bills approaching their due date or past their due date.
• Avoid the risk of bad debts by clearly monitoring payment status.

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WHY CHOOSE KOSTFLOW?

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✅ Modern & User-Friendly Interface: Intuitive, clean navigation, and comfortable for everyday use.
✅ Fast & Lightweight Access: Optimized for high performance across various Android devices.
✅ Securely Synced Data in the Cloud: Property and financial data is securely stored, and won't be lost when switching smartphones.
✅ Suitable for All Business Scales: From 5-door boarding houses, rental properties, pavilions, to managing dozens of rooms in various locations.

Start transforming your boarding house management to be more professional, time-saving, and structured with KostFlow!

Download KostFlow now and enjoy the convenience of managing your boarding house business in one hand.
Managing rooms, resident data, rental bills, and boarding house finances has become more practical.
Updated on
Aug 29, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

🎉 Rilis perdana KostFlow Mobile!

• Dasbor & Analisis: Pantau okupansi dan pendapatan kos secara real-time.
• Kelola Kamar & Penghuni: Atur ketersediaan dan status sewa lebih praktis.
• Catatan Keuangan: Monitor pemasukan, pengeluaran, dan daftar tunggakan.
• Akses KostFlow Web: Integrasi cepat & aman ke portal web.
• Deteksi Offline: Notifikasi otomatis saat koneksi internet terputus.
Content rating
Everyone
Learn more

App support

Phone number
+62882021837126
About the developer
Miftah Faridl Al-Anshari
m.faridl441@gmail.com
Jl.Maharmartanegara, Kp. Hujung Kulon Rt 07/ Rw 05 Cimahi Jawa Barat 40533 Indonesia

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