Nine

Spec sheet

Product

Nine is a desktop application for landlords and real estate investors to manage rental properties, tenants, leases, finances, and maintenance.Read 13 Oct 2026 · github.com

Intended users

The project describes Nine as intended for real estate investors, property managers, and landlords managing up to nine residential rental properties.Read 12 Oct 2026 · github.com

Platforms

Version 1.0.0 is available for Linux as an AppImage and for Windows as an installer or portable executable; macOS is listed as planned.Read 13 Oct 2026 · github.com

Integrations

Optional SendGrid and Twilio accounts provide email and SMS notifications; in-app notifications work without them.Read 13 Oct 2026 · github.com

Security

The app uses a local SQLite database encrypted at rest with SQLCipher AES-256 and includes Content Security Policy headers.Read 13 Oct 2026 · github.com

Support

The project lists GitHub Issues for bug reports, GitHub Discussions for feature requests, and a private email address for security issues.Read 13 Oct 2026 · github.com

License

The software is open source under the MIT License.Read 13 Oct 2026 · github.com

Backup and restore

It supports manual and scheduled backups and staged restore with preview.Read 12 Oct 2026 · github.com

Backups

Nine supports manual and scheduled database backups and a staged restore with preview.Read 13 Oct 2026 · github.com

Data storage and security

Nine uses a file-based SQLite database with SQLCipher AES-256 encryption at rest and OS keychain integration for password management.Read 12 Oct 2026 · github.com

Finances

Nine can generate recurring rent invoices, record payments, apply configurable late fees, and produce financial reports.Read 13 Oct 2026 · github.com

Financial tools

It can generate invoices for active leases, track payments by multiple methods, apply late fees after a grace period, and provide financial reports and payment history.Read 12 Oct 2026 · github.com

Lease management

YesRead 22 Sep 2026 · github.com

Leases and tenants

Features include prospect and tenant tracking, digital lease creation and acceptance, lease expiration reminders, and lease renewals.Read 13 Oct 2026 · github.com

Limits

The product limits usage to 9 properties, 3 users, 1 organization, and 10 MB per uploaded file.Read 13 Oct 2026 · github.com

Maintenance

The app tracks maintenance requests, vendor assignments, costs, and inspections with a 26-item checklist and PDF reports.Read 13 Oct 2026 · github.com

Maintenance and inspections

It tracks repair services and costs and offers a 26-item inspection checklist, scheduled routine inspections, and PDF inspection reports.Read 12 Oct 2026 · github.com

Maintenance management

YesRead 22 Sep 2026 · github.com

Notifications

It provides in-app notifications, lease expiration warnings, automatic late fees, and configurable notification preferences.Read 12 Oct 2026 · github.com

Platforms and downloads

The README lists a Linux AppImage and Windows installer or portable executable; it notes the Windows app is unsigned and may trigger a SmartScreen warning.Read 12 Oct 2026 · github.com

Property accounting

YesRead 22 Sep 2026 · github.com

Property management

The app supports property profiles with photos and documents, status tracking, unit management, and portfolio analytics.Read 13 Oct 2026 · github.com

Tenant and lease management

It supports tenant and lease tracking, digital lease creation, and security deposit tracking.Read 12 Oct 2026 · github.com

Usage limits

The listed limits are 9 properties, 3 users (1 system and 2 login), 1 organization, and 10 MB per file upload.Read 12 Oct 2026 · github.com

Plans and prices

Every Nine plan and price →

Where Specifiction places it

• Property Management Software#84 of 2688.1