Pick Nuclino if
small teams who will stay on Free (50 items) or buy Starter for unlimited items.
Read the Nuclino pageNuclino vs Slab
Our take
Pick Nuclino if you're on a small team who will stay on Free (50 items) or buy Starter for unlimited items. Pick Slab if you're on a internal team who will start on Free and only buy when they need guests, SSO, or more history. Skip Nuclino if you're on a team that need a fully branded customer KB (Helpjuice) or API docs (Archbee). Skip Slab if you're on a team that need a public docs portal with a custom domain on
Best for
Nuclino Notes plus a graph / board in one wiki
Slab An internal wiki the team will actually search
Free plan
Nuclino $0 · / user / month. 50 items; 3 canvases; 2 GB total
Slab $0 · / user / month. Up to 10 users; 90-day version history
Lowest paid
Nuclino Starter $6/mo yearly
Slab Startup $6.67
Next step up
Nuclino Business $10/mo yearly
Slab Business $12.50
Watch out
Nuclino Free is 50 items
Slab Free is 10 users and 10 MB attachments
Last checked
Nuclino 2026-10-28 · nuclino.com/pricing
Slab 2026-10-28 · slab.com/pricing
Which one, then?
Pick Slab if
internal teams who will start on Free and only buy when they need guests, SSO, or more history.
Read the Slab page