PowerSync vs Supabase Realtime: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for PowerSync and Supabase Realtime side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
PowerSync
Automatically sync your backend database with in-app SQLite for fast, reactive, local-first apps.
Best for you if:
- • You want eliminates complex API-based state management
Supabase Realtime
Sync client state globally over WebSockets to build modern real-time web and mobile applications.
Best for you if:
- • You want simplifies real-time application development by abstracting backend complexity
| At a Glance | PowerSync | Supabase Realtime |
|---|---|---|
Starts at | Free plan, paid from $49/mo, billed monthly Pro plan | Free plan |
Category | Developer Tools Data & Databases | Developer Tools Data & Databases |
Rating | n/a | 4.7/5 G2 4.7 33 reviews |
Free plan | Yes | Yes |
Watch out for | Overage fees for data synced/hosted | n/a |
Choose PowerSync or Supabase Realtime?
Choose PowerSync if
- You want eliminates complex API-based state management
- You want enables building highly responsive and offline-first applications
Choose Supabase Realtime if
- You want simplifies real-time application development by abstracting backend complexity
- You want leverages existing Postgres knowledge and skills
In-Depth Analysis
PowerSync
Automatically sync your backend database with in-app SQLite for fast, reactive, local-first apps.
PowerSync offers a fair and generous pricing model, especially with its robust Free and Open Edition tiers.
Watch out
Overage fees for data synced/hosted
Strengths
- Pro: Eliminates complex API-based state management
- Pro: Enables building highly responsive and offline-first applications
- Pro: Leverages powerful and open technologies like SQLite
- Pro: Open-source and source-available components
- Pro: Scales horizontally to support many concurrent clients
Weaknesses
- Con: MySQL and SQL Server support are currently in beta/alpha stages
- Con: Free plan projects are deactivated after 1 week of inactivity
Key features
Supabase Realtime
Sync client state globally over WebSockets to build modern real-time web and mobile applications.
Strengths
- Pro: Simplifies real-time application development by abstracting backend complexity.
- Pro: Leverages existing Postgres knowledge and skills.
- Pro: Offers a fully integrated suite of tools within the Supabase ecosystem.
- Pro: Scalable and dependable for growing applications.
- Pro: Easy to set up and use with convenient APIs.
Weaknesses
- Con: The documentation does not explicitly mention advanced features like message queuing, message persistence beyond active subscriptions, or guaranteed message delivery, which might be crucial for certain enterprise-grade real-time applications.
- Con: Details on security features beyond basic access control (e.g., end-to-end encryption for broadcast messages, advanced authentication mechanisms for channels) are not highlighted, which could be a concern for highly sensitive data.
Key features
Plans and prices: PowerSync vs Supabase Realtime
| Tool | Plans and prices | Source |
|---|---|---|
| PowerSync |
| powersync.com/pricingread Oct 5, 2026 |
| Supabase Realtime | No plan prices on file | supabase.com/pricing |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on PowerSync pricing and Supabase Realtime pricing.
Key Takeaways
PowerSync
- Choose if you want automatically sync your backend database with in-app SQLite for fast, reactive, local-first apps
Supabase Realtime
- Choose if you want sync client state globally over WebSockets to build modern real-time web and mobile applications
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Only Supabase Realtime has a published user rating (4.7/5 from 33 reviews); PowerSync has none we can show.
- PowerSync starts at $49/mo, billed monthly; Supabase Realtime has no public paid plan price on file.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do PowerSync and Supabase Realtime compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Only Supabase Realtime has a published user rating (4.7/5 from 33 reviews); PowerSync has none we can show. PowerSync starts at $49/mo, billed monthly; Supabase Realtime has no public paid plan price on file. Both have a free plan.
What are PowerSync and Supabase Realtime used for?
PowerSync: Automatically sync your backend database with in-app SQLite for fast, reactive, local-first apps. Supabase Realtime: Sync client state globally over WebSockets to build modern real-time web and mobile applications.
What does PowerSync cost vs Supabase Realtime?
PowerSync's cheapest paid plan is Pro at $49/mo, billed monthly; it also has a free plan. Supabase Realtime has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Oct 5, 2026.
What's the main difference between PowerSync and Supabase Realtime?
PowerSync's main strength: eliminates complex API-based state management. Supabase Realtime's main strength: simplifies real-time application development by abstracting backend complexity.