5 Common Mistruths About Supabase and Why They Could Hurt Your Project

As a solo founder or indie hacker, diving into a new tool like Supabase can feel daunting. With so much information floating around, it's easy to stumble upon misconceptions that could derail your project. In 2026, Supabase has grown significantly, but so have the myths surrounding it. Let’s clear up five common mistruths about Supabase and how believing them could set you back.

Myth 1: Supabase is Just a Firebase Clone

Reality: While Supabase offers similar functionalities to Firebase, it’s built on PostgreSQL, which provides a different set of capabilities and advantages. It’s more akin to a full-fledged database solution rather than just a backend-as-a-service.

• Best for: Developers looking for SQL capabilities and relational data structures.
• Limitations: If you’re solely looking for NoSQL features like Firebase, Supabase might not meet all your needs.
• Our take: We initially thought it was just a Firebase alternative, but we found its SQL support invaluable for complex queries.

Myth 2: Supabase is Free Forever

Reality: Supabase offers a free tier, but once you start scaling, costs can add up quickly. The free tier includes 500MB of database storage and 2GB of file storage, which is great for prototypes but may not suffice for production applications.

• Pricing Breakdown:
  • Free: 500MB storage, 2GB file storage, 2 concurrent connections.
  • Pro: Starts at $25/month for 8GB storage and increased connections.
  • Business: Custom pricing for enterprise-level needs.
• Limitations: Once you exceed the free limits, costs can escalate, especially with increased usage.
• Our take: We use the free tier for initial testing, but expect to upgrade as our user base grows.

Myth 3: Supabase is Only for Small Projects

Reality: Supabase is scalable enough for larger applications, but some users mistakenly think it’s only suitable for small projects. The platform can handle thousands of concurrent connections and large data volumes.

• Best for: Startups and small companies looking to scale efficiently.
• Limitations: Performance can degrade if not properly optimized, particularly with complex queries.
• Our take: We've successfully transitioned from a small project to a more extensive application without major hurdles using Supabase.

Myth 4: You Don't Need to Learn SQL to Use Supabase

Reality: While Supabase abstracts many complexities, a foundational knowledge of SQL is beneficial. It allows you to leverage the full power of PostgreSQL, including writing complex queries and optimizing performance.

• Best for: Developers with some SQL knowledge looking to utilize relational databases.
• Limitations: Users unfamiliar with SQL might find themselves limited in what they can accomplish.
• Our take: We initially underestimated the importance of SQL. Investing time to learn it has paid off significantly.

Myth 5: Supabase is Not Secure

Reality: Security is a common concern with any cloud service. Supabase provides several built-in security features, including Row Level Security (RLS), which allows you to enforce fine-grained access control.

• Best for: Projects needing robust security measures for sensitive data.
• Limitations: Misconfigurations can lead to vulnerabilities, so understanding security best practices is crucial.
• Our take: We had initial security concerns, but after configuring RLS properly, we feel much more secure about our data.

Conclusion: Start Here to Avoid Mistruths

Understanding the realities of Supabase is vital for your project's success. Start by familiarizing yourself with the SQL language, evaluate your scaling needs against the pricing tiers, and leverage its security features. Don’t let these common myths misguide you—take the time to explore Supabase thoroughly.

What We Actually Use

We currently use Supabase’s Pro plan for our main projects, balancing cost with the added features we need as we grow. We also ensure that our team is well-versed in SQL to maximize our use of the platform.