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Keystone
Rental Property Studio
Properties, leases & rent — all in one file, all yours.
KS
Welcome to Keystone
Run your rental portfolio from one calm dashboard.
Properties, leases, rent invoices, maintenance, and renewal reminders — all in one file, all yours. No accounts, no monthly fees, nothing leaves this device.
Property & tenant records
Rent invoices with auto late fees
Cash flow & ROI insights
Lease & compliance renewal radar
Sample data lets you see every feature in action. You can clear it anytime from the sidebar — Reset app.
Overview
Today
Here's how business is going.
Today's earnings
$0
0 services logged
Week to date
$0
0 services this week
Month to date
$0
Projection: $0
Active properties
0
0 pending invoices
Avg hourly rate this month
$0/hr
No data yet
$/hr by visit type
Upcoming visits (next 7 days)
Upcoming recurring
Pending invoices
People
Property Directory
All your properties in one place.
No properties yet
Add your first property to start tracking rent and visits.
Schedule
Visit Calendar
Maintenance visits, inspections & scheduled work
Blocked dates / vacant periods
Billing
Invoices
Create, send, and track payment.
Invoice #
Property
Date
Due
Total
Status
No invoices yet
Create your first invoice from a completed service.
Growth
Earnings Dashboard
Track how your business is growing.
Today
$0
This week
$0
Avg rate $0
This month
$0
Projection $0
Year to date
$0
Portfolio ROI
Based on purchase price / down payment entered on each property.
Monthly earnings trend
Payment status
Average cost per visit by type
Cost insight
Stay ahead
Renewal & Compliance Radar
Lease renewals, safety checks, and document expiries — sorted by urgency.
Overdue
0
Due within 30 days
0
Tracked total
0
Nothing tracked yet
Add a property with a lease end date, or track a safety check / document expiry here.
Profitability
Expense Logger
Track costs and see your real profit.
Revenue (month)
$0
Expenses (month)
$0
Net profit
$0
Margin 0%
Date
Category
Description
Amount
No expenses logged
Log supplies, gas, or equipment to see your true profit margin.
Preferences
Settings
Make Keystone yours.
Business profile
Your name and details appear across the app and on rent invoices.
Rent & late fees
Powers the Tenant Ledger balance on each property and the late-fee flag on unpaid invoices.
Appearance
Light or dark mode. Changes apply instantly.
Theme
Pick the colour and mood for your whole workspace. Changes apply instantly.
Language
Choose your language. Changes apply instantly and never affect your saved data.
Data & backup
Everything lives on this device only. Back up regularly so you never lose your records.
Report a bug
Found something broken? Send us the details and we'll take a look.
About
A complete toolkit for independent landlords. No accounts, no subscriptions — your data stays on this device.