Appsmith

Open-source internal tool builder with free self-hosting

Supabase

Open-source Firebase alternative with Postgres

Appsmith vs Supabase: Full Comparison (2026)

Pricing, features, scores, and a clear verdict on which one is right for you.

The bottom line

Appsmith positions itself as "open-source internal tool builder with free self-hosting" while Supabase goes after "open-source firebase alternative with postgres" — so the right pick depends on which problem you're actually solving. Both use freemium pricing, but Appsmith charges per seat while Supabase charges per project — a meaningful difference for larger teams.

At a glance

	Appsmith	Supabase
Our score	76/100	88/100
Starting price	Free	Free
Free tier	Yes	Yes
Best for	Open-source internal tool builder with free self-hosting	Open-source Firebase alternative with Postgres

Pricing comparison

Appsmith

Free tier available

Community (self-hosted)Free

Business (cloud)$15/mo

Enterprise$null/mo

Pricing verified 2026-04-16

Supabase

Free tier available

FreeFree

Pro$25/mo

Team$599/mo

Pricing verified 2026-04-16

Calculate your cost

How many developers?10

1500

AppsmithBusiness (cloud)

$150/mo

$1,800/yr

SupabaseUnknown

Contact sales

Try Appsmith free →Try Supabase free →

Feature comparison

core

Feature	Appsmith	Supabase
Drag-and-drop builder	Yes	No
Database connections	Yes	No
API integrations	Yes	No
JavaScript logic	Yes	No
Pre-built widgets	Yes	No
PostgreSQL database	No	Yes
Authentication	No	Yes
Storage	No	Yes
Edge Functions	No	Yes
Realtime subscriptions	No	Yes

advanced

Feature	Appsmith	Supabase
Git sync	Yes	No
Custom widgets	Yes	No
AI integrations	Yes	No
Audit logs	Business+	No
Self-hosted	Yes	No
Row-level security	No	Yes
Database webhooks	No	Yes
pgvector (AI embeddings)	No	Yes
Branching	No	Pro+
Foreign data wrappers	No	Yes

integrations

Feature	Appsmith	Supabase
PostgreSQL	Yes	No
MySQL	Yes	No
MongoDB	Yes	No
REST APIs	Yes	No
GraphQL	Yes	No
S3	Yes	No
Next.js	No	Yes
React	No	Yes
Flutter	No	Yes
Prisma	No	Yes
Drizzle	No	Yes
Vercel	No	Yes

Ratings breakdown

Appsmith

Ease of use

7/10

Value for money

9/10

Features

8/10

Support

6/10

Supabase

Ease of use

8/10

Value for money

9/10

Features

9/10

Support

8/10

What the data tells us

Key capabilities you'd miss

Choosing Appsmith means going without PostgreSQL database, Authentication, Storage (which Supabase offers). Choosing Supabase means losing Drag-and-drop builder, Database connections, API integrations. These are the features that typically drive the final decision — check whether your workflow depends on any of them before committing.

What company size tells you

Appsmith (51-200 employees) has the engineering bench to ship features across many fronts but may iterate slower on individual requests. Supabase (201-500 employees) typically ships faster on its core product but may lag on peripheral features. Consider which matters more for your roadmap.

Choose Appsmith if...

You want a free tier to get started
You value powerful features over simplicity
Getting strong value for money is a priority

Try Appsmith free →

Choose Supabase if...

You want a free tier to get started
You value an intuitive, easy-to-use interface
Getting strong value for money is a priority

Try Supabase free →

Frequently asked questions

Is Appsmith or Supabase better?

Supabase scores 88/100 compared to Appsmith's 76/100 on VendorVS. However, the best choice depends on your needs — Appsmith excels at ease of use (7/10) while Supabase scores 8/10.

How much does Appsmith cost compared to Supabase?

Appsmith starts at free (free tier available). Supabase starts at free (free tier available). Appsmith is the more affordable option.

Does Appsmith or Supabase have a free plan?

Yes, both Appsmith and Supabase offer free tiers, so you can try each before committing to a paid plan.

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