Laying out the streets…STEP 1 OF 3

SQLCrab · House #23,637

Practice SQL. Real interview questions, graded instantly.

In the Courses and self-learning neighborhood (Education). In town since 27 Sept 2026.

Nobody has claimed this house yet. Tablif records every new product and gives it a house; when its owner claims it, the lights go on.

Is this yours? Claim it

What Tablif read on SQLCrab's site

SQLCrab describes itself as: “SQLCrab Practice SQL. Real interview questions, graded instantly.”

What it is

Calls itself “SQL interview practice app”.

  • Calls itself: SQL interview practice app
“SQLCrab is a browser-based SQL interview practice app: graded labs, a free tutorial, concept cards, and a sandbox”

Where it puts itself

Its one line of difference: “Graded column by column, not string-matched.”

“Graded column by column, not string-matched.”

What it costs

A free tier, free forever.

  • Free plan: free forever
“Free tutorial and sandbox. Preview labs included.”
“Free tutorial and sandbox.”

Who it sells to

Sells to consumers. In English.

  • Sells to: consumers
  • Languages: English
“SQLCrab helps people prepare for data/SQL interviews”
“Language: English”

How it runs

A web app. Runs locally and works offline.

  • Kind: web
  • Runs where: on the device, offline
“SQLCrab is a browser-based SQL interview practice app”
“…running entirely in the browser (Web Worker)”

What it works with

Runs inside PGlite. Names AppNest, CloudCart and 3 more on its pages.

  • Runs inside: PGlite
  • Names: AppNest · CloudCart · Megalo · +2
“AppNest (SaaS)”
“CloudCart (ecommerce)”

What it offers as proof

Live, no waitlist. Claims “4 in 10”. Try it without signing up.

  • Number claimed: 4 in 10
  • Instant signup: yes
  • Trial asks for: nothing
“Sign in”
“Free tutorial, concept cards, sandbox, and graded labs, no setup.”

Sources

Tablif read these pages, last on 10 Oct 2026. Everything above is what the product says about itself; Tablif does not verify every claim.

Similar products in Tablif Town

Explore Tablif Town