Researched
This analysis is based on documentation, public user reports, and vendor materials — not yet on our own hands-on testing. How we rate
What Supabase gives you
Supabase is a backend you don't have to build: real PostgreSQL — not a proprietary document store with SQL-shaped syntax — plus authentication with twenty-plus social providers, file storage, realtime subscriptions, edge functions, and pgvector for embeddings, all wired together and hosted.
It's the open-source Firebase alternative, and the "open source" part is load-bearing. You can self-host the entire stack. Most teams don't, because managing Postgres and auth and storage yourself is real work, but the exit exists.
Free tier is $0. Pro is $25/month. And for most early-stage applications, $25 is genuinely what you pay.
But before the pricing, there's one mechanic that decides whether the free tier works for you.
The seven-day pause
Free projects with no API requests for seven days are paused automatically.
Unpausing is one click. That's not the problem.
The problem is the timing. Imagine you build something, share it, get modest interest, and it goes quiet. Day seven passes. Your project pauses. On day eight, someone links it somewhere and traffic arrives — and hits a paused project until you happen to log in and notice.
Reviewers who've been through this make the same observation: there's no warning that's loud enough to matter. You find out from a user, or you don't find out at all.
For a learning project or a prototype you're actively working on, the pause is irrelevant — you're hitting the API daily anyway. For anything you want reachable at unpredictable times, it's the single strongest argument for the $25 plan, and it's a more compelling reason than any of the quota increases.
Worth saying clearly: the free tier is otherwise excellent. Five hundred megabytes of real Postgres, 50,000 monthly active users, pgvector, Row Level Security, the full auth stack, 500,000 edge function invocations. That's a complete application's worth of backend at no cost. It's generous enough to build and validate something real, and restrictive enough that you'll outgrow it before production — which is a fair place for a free tier to sit.
Pro at $25, and why it stays $25
The Pro plan is unusually honest about what it costs, which is rare enough to note.
Twenty-five dollars gets you the full bundle plus a $10 monthly compute credit that covers one Micro instance. If your database fits on Micro — and for most early-stage apps it does — your compute line is effectively zero and the bill is exactly $25.
Included quotas step up meaningfully: 8GB database, 100K monthly active users, 100GB file storage, 500 realtime connections, daily backups, and an SLA.
There's also a spend cap enabled by default, which is a genuinely thoughtful piece of design. Usage-based pricing without a cap is how people wake up to four-figure invoices; Supabase makes the safe option the default.
The thing that actually costs money
Here's what distinguishes Supabase's cost model from serverless competitors, and it's the detail most worth understanding before committing:
Supabase does not scale to zero on Pro. You pay for your selected compute instance 24 hours a day, whether anyone is using the application or not.
Neon and similar providers spin down when idle and bill accordingly. Supabase doesn't. That has two consequences.
First, instance sizing matters more than it would elsewhere. Pick too large and you pay continuously for headroom you don't use.
Second, intermittent workloads are a poor fit. An internal tool used two hours a week bills the same as one running constantly. If that describes your project, a scale-to-zero provider will cost less.
And the scaling dimension is compute, not storage. Storage and bandwidth grow gradually with modest overage rates — bandwidth is around $0.09 per GB. What forces an upgrade is the compute instance, because complex queries against a growing dataset outrun a small instance long before the disk fills.
Instances span roughly $12 to $3,730 a month. One documented progression: an application began struggling around 2,000 daily active users running dashboard queries, moved Micro to Small at a $50 add-on, and total monthly spend became $75. That's a realistic shape for a growing product — the base plan holds, the compute line moves.
The $599 question
Team is $599 a month, and it's worth being direct about what that buys.
Not much capability. More included storage and bandwidth, 14-day backup retention. The real contents are SOC 2 and ISO 27001 compliance, SSO, and priority support.
The framing developers who've made the jump use is exactly right: you buy Team the month your first enterprise customer asks for a SOC 2 report. Not before. Until then, Pro plus a compute add-on handles workloads that go well beyond what most people expect.
Enterprise sits above with custom pricing, HIPAA, bring-your-own-cloud, and multi-region.
Who it's for
Supabase suits developers who want a real relational database with the surrounding infrastructure handled — auth, storage, realtime, edge functions — without assembling four services and wiring them together. If you're comfortable with SQL and want Postgres rather than a document store, it's the strongest option in this category.
It's particularly good as the backend for AI-adjacent products: pgvector is included free on every tier, so embeddings and semantic search don't require a separate vector database.
And it's the default backend for the current generation of AI app builders — Lovable, FlutterFlow, and Bolt all point at it, so a project started in one of those tools usually ends up here.
It's a weaker fit for: intermittent workloads (no scale-to-zero means you pay through the quiet), teams wanting a document database rather than relational, projects needing compliance certifications below the $599 tier, and anyone whose free project needs to stay reachable without weekly traffic.
Supabase vs the alternatives
Against Firebase: the comparison Supabase was built around. Firebase gives you a document store and deep Google integration; Supabase gives you Postgres, SQL, Row Level Security, and the ability to self-host. For relational data and no lock-in, Supabase; for Google-ecosystem apps and document modelling, Firebase.
Against Neon: Neon scales to zero, which makes it materially cheaper for intermittent workloads. Supabase bundles auth, storage, and realtime that Neon doesn't. For a pure database that idles cheaply, Neon; for a complete backend, Supabase.
Against building it yourself: you could run Postgres on a VPS for a few dollars and add auth and storage manually. What $25 buys is not having to, plus backups, an SLA, and a dashboard. For most teams that's obviously worth it; for teams with infrastructure people, self-hosting the open-source stack is a genuine option.
Pricing 2026
| Plan | Cost | Key limits |
|---|
| Free | $0 | 500MB DB, 1GB storage, 5GB egress, 50K MAUs, 2 projects, pauses after 7 idle days |
| Pro | $25/mo | 8GB DB, 100GB storage, 100K MAUs, $10 compute credit, daily backups, SLA, spend cap on by default |
| Team | $599/mo | SOC 2, ISO 27001, SSO, 14-day backups, priority support |
| Enterprise | Custom | HIPAA, BYO cloud, multi-region, dedicated support |
| Compute add-ons | ~$12-$3,730/mo | Micro (included on Pro) through dedicated instances |
Pricing checked August 2026 against supabase.com/pricing. Billed per organization with usage-based overages for database size, file storage, egress, and monthly active users. Bandwidth overage around $0.09/GB. Compute bills 24/7 on Pro — there is no scale-to-zero.
Practical guidance:
Free for building and validating. Genuinely capable, and you'll know when you outgrow it — usually via the pause rather than a quota.
Pro at $25 for anything real. The compute credit means most early-stage apps sit at exactly the base price, and the spend cap protects you while you learn your usage patterns.
Size compute to actual query patterns, not to a guess. It's the line that moves, and moving it early wastes money continuously.
Use RLS instead of middleware. Policies run inside the database, so filtered queries return less data and consume less egress. It's the single most effective cost habit, and it's better architecture anyway.
Our Verdict
Supabase is the best value in backend-as-a-service, and the reason is structural: you get real PostgreSQL with auth, storage, realtime, edge functions, and pgvector bundled, at $25 a month that mostly stays $25. The free tier is a complete application's worth of backend rather than a demo, the spend cap is on by default, and the whole stack is open source so the exit path genuinely exists.
The two things to plan around are mechanical rather than about price. Free projects pause after seven idle days, and the failure mode — traffic arriving at a sleeping project — is worse than any quota. Compute doesn't scale to zero on Pro, so intermittent workloads pay through the quiet periods and instance sizing carries more weight than on serverless alternatives. Compute, not storage, is what forces upgrades as you grow.
The $599 Team tier is a compliance purchase, not a capability one — buy it when an enterprise customer asks for SOC 2, not in anticipation.
For developers wanting Postgres with the surrounding infrastructure handled, recommend without hesitation. For genuinely intermittent workloads, a scale-to-zero provider will cost less.
Note: Supabase does not currently have an active affiliate program with AIVario. We earn no commission, and this rating carries no commercial incentive.
Best for: Developers wanting real Postgres with auth and storage bundled, AI products needing pgvector without a separate vector database, projects started in Lovable, FlutterFlow, or Bolt, teams who value an open-source exit path
Not ideal for: Intermittent workloads (no scale-to-zero), document-database use cases, teams needing compliance certification below $599, free projects that must stay reachable without weekly traffic
Bottom line: Real Postgres with the infrastructure handled, at $25 that genuinely stays $25 for most early apps. Watch the seven-day pause on free, and size your compute to real queries — it bills around the clock.
- Lovable — AI app builder that points at Supabase for its backend
- FlutterFlow — visual mobile builder with no database of its own
- Bolt.new — browser prototyping that integrates Supabase
- Replit — includes hosting and database, less to assemble
- Vercel — frontend hosting commonly paired with a Supabase backend
Frequently Asked Questions about Supabase
What does the Supabase free tier include?
More than most: a 500MB PostgreSQL database, 1GB file storage, 5GB egress, 50,000 monthly active users, 500,000 edge function invocations, 200 concurrent realtime connections, and up to 2 active projects per organization. Crucially it's real Postgres — not a stripped sandbox — with pgvector for embeddings, Row Level Security, and the full auth stack including 20-plus social providers. What you don't get: backups, an SLA, or SSO. Compute is shared CPU with 500MB RAM.
Why do free Supabase projects pause?
Free projects that receive no API requests for seven days are paused automatically, and it's the limit teams hit first. Unpausing takes one click, but the failure mode is what matters: if your side project gets a traffic spike on day eight, visitors hit a paused project until you notice and log in. Reviewers consistently note there's no warning loud enough to catch. For anything you want reachable at unpredictable times, that alone justifies the $25 Pro plan.
How much does Supabase Pro cost in practice?
Twenty-five dollars a month for most early-stage applications, and genuinely that — the plan includes a $10 compute credit covering one Micro instance, so if your database fits on Micro your compute line is effectively free. Pro brings 8GB database, 100K monthly active users, 100GB storage, and 500 realtime connections. A growing SaaS on Small compute with 20GB storage and 300GB egress lands around $36. A spend cap is enabled by default, which is a real safeguard against bill shock.
Does Supabase scale to zero?
No, and this is the most important architectural difference from serverless competitors like Neon. On Pro you pay for your selected compute instance 24 hours a day whether anyone uses the app or not. That makes choosing the right instance size matter far more than it would on a scale-to-zero provider, and it makes Supabase a poor economic fit for genuinely intermittent workloads — an internal tool used two hours a week still bills continuously.
What actually drives Supabase costs as I grow?
Compute, not storage. Storage and bandwidth grow gradually and the overage rates are modest — bandwidth runs around $0.09 per GB. What forces an upgrade is the compute instance, because complex queries on a growing dataset outrun a small instance long before you run out of disk. Instances range from roughly $12 to $3,730 a month. One documented case: an app hit performance problems around 2,000 daily active users running dashboard queries, moved from Micro to Small at a $50 add-on, and total spend went to $75.
Is the $599 Team plan worth it?
Only if you need what it actually sells, which is compliance rather than capability. Team adds SOC 2 and ISO 27001, 14-day backup retention, SSO, and priority support on top of Pro's feature set — the functional differences are modest, mostly more included storage and bandwidth. The honest framing from developers who've made the jump: you buy Team the month your first enterprise customer asks for a SOC 2 report, not before.
How do I keep Supabase bills down?
The single most effective habit is using Row Level Security instead of application middleware for filtering. RLS policies run inside the database, so filtered queries return less data — which means less egress, which is a metered cost. Beyond that: size your compute instance to real query patterns rather than guessing high, keep the default spend cap on, and remember that unused free projects paused after a week cost nothing but also serve nothing.
Can I self-host Supabase?
Yes — it's open source, and that's a genuine differentiator against Firebase. You can run the whole stack on your own infrastructure, which matters for data residency, compliance, or simply avoiding lock-in. In practice most teams use the hosted service because managing Postgres, auth, storage, and realtime yourself is real work. But the exit path exists, and knowing you could leave changes the negotiation even if you never do.
