Skip to content

Portmaster vs Supabase

Professional comparison and analysis to help you choose the right software solution for your needs.

Portmaster icon
Portmaster
Supabase icon
Supabase

Portmaster vs Supabase: The Verdict

⚡ Summary:

Portmaster: Portmaster is a free, open source application firewall and HTTPS proxy for Windows that protects against malicious content getting to your computer. It blocks malware, ads, and trackers from making connections.

Supabase: Supabase is an open source alternative to Firebase. It offers easy backend storage, authentication, and APIs for web and mobile applications. Supabase provides an interface similar to Firebase with realtime databases, authentication, storage, and more.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Portmaster Supabase
Sugggest Score — —
Category Security & Privacy Development
Pricing Open Source Freemium

Product Overview

Portmaster
Portmaster

Description: Portmaster is a free, open source application firewall and HTTPS proxy for Windows that protects against malicious content getting to your computer. It blocks malware, ads, and trackers from making connections.

Type: software

Pricing: Open Source

Supabase
Supabase

Description: Supabase is an open source alternative to Firebase. It offers easy backend storage, authentication, and APIs for web and mobile applications. Supabase provides an interface similar to Firebase with realtime databases, authentication, storage, and more.

Type: software

Pricing: Freemium

Key Features Comparison

Portmaster
Portmaster Features
  • Application firewall
  • HTTPS proxy
  • Blocks malware, ads, and trackers
  • Protects against malicious content
  • Open source
Supabase
Supabase Features
  • Realtime Database
  • User Management & Authentication
  • Storage
  • APIs
  • Dashboards

Pros & Cons Analysis

Portmaster
Portmaster

Pros

  • Free to use
  • Effective at blocking malicious content
  • Open source and customizable
  • Lightweight and easy to use

Cons

  • Only available for Windows
  • May block some legitimate content
  • Limited customization options
Supabase
Supabase

Pros

  • Open source alternative to Firebase
  • Easy to set up
  • Scales automatically
  • Free tier available
  • Built on Postgres database

Cons

  • Less mature than Firebase
  • Limited third-party integrations
  • Not as feature rich as Firebase

Pricing Comparison

Portmaster
Portmaster
  • Open Source
Supabase
Supabase
  • Freemium

Related Comparisons

ApiOpenStudio
vs Portmaster vs Supabase

Learn More About Each Product

Portmaster
Portmaster
Reviews, pricing & alternatives →
Supabase
Supabase
Reviews, pricing & alternatives →

Ready to Make Your Decision?

Explore more software comparisons and find the perfect solution for your needs

Portmaster Alternatives
Supabase Alternatives
Browse More Software