Nuclino vs ProProfs Knowledge Base

Nuclino8.7Visit ProProfs Knowledge Base8.6Visit

Higher score Nuclino #6 in Knowledge Base Software 8.7/10 Free plan · 14-day trial Free planFree trial✓ 3 of 4 features Visit Nuclino

vs

ProProfs Knowledge Base #7 in Knowledge Base Software 8.6/10 Free plan · 15-day trial Free planFree trial✓ 4 of 4 features Visit ProProfs

• Nuclino fits best

  Small teams wanting broad platform coverage

• ProProfs Knowledge Base fits best

  Budget-conscious teams needing public or internal KBs

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Side by side

Feature	Nuclino 8.7/10 Visit ↗	ProProfs Knowledge Base 8.6/10 Visit ↗
At a glance
Editor score	8.7	8.6
Ranking	#6 in Knowledge Base Software	#7 in Knowledge Base Software
Best for	Small teams wanting broad platform coverage	Budget-conscious teams needing public or internal KBs
Pricing model	Free plan + paid	Free plan + paid
Starting price	—	$0.99/user/mo
Free plan	✓	✓
Free trial	14 days	15 days
Free trial length	14 days · no card needed	15 days · no card needed
Deployment	Cloud, Desktop, Mobile	Cloud, Browser extension
Platforms	Web, Windows, macOS, Linux, iOS, Android	Web
Support	Email, Docs	Email, Live chat, Phone, Docs · 24/7
Compliance	SOC 2, ISO 27001, GDPR	GDPR, SSO/SAML
Integrations	50+ integrations	100+ integrations
Built for	Small business, Mid-market, Enterprise	Solo, Small business, Mid-market, Enterprise
Features Nuclino 3/4 · ProProfs Knowledge Base 4/4
Custom domain	✓	✓
SSO support	✓	✓
Version history	✓	✓
Content analytics	Not checked yet	✓ (best)
Specs
Publishing audience	Both	Both
Article limit	50 articles (best)	25 articles
Our review
Pros	Real-time editing, collections, links, search, and visual canvases Publishes private workspaces as public websites for external content Runs across web, desktop, mobile, and API with many integrations	Public and private knowledge bases with custom branding and domains AI writing, natural-language search, and content-gap reporting Versioning, SSO, analytics, imports, and support integrations
Cons	Free plan is limited to 50 items, three canvases, and 2GB storage Advanced security and AI features require the Business plan Paid plans add important administration and publishing capabilities	Free plan is limited to one author and 25 pages External knowledge base plans cost more than internal tiers Internal paid plans require a 50-user minimum
Our verdict	Nuclino is a collaborative knowledge workspace for teams that need documents, wikis, project information, search, and visual organization in one service. It supports private workspaces for internal knowledge and public publishing for help… Read the review →	ProProfs Knowledge Base is a hosted platform for publishing public help centers, product documentation, user manuals, and private internal knowledge bases. Customer support, product, IT, HR, and technical teams can manage external and… Read the review →

Strengths and trade-offs

• Nuclino — where it wins

  • Real-time editing, collections, links, search, and visual canvases
  • Publishes private workspaces as public websites for external content
  • Runs across web, desktop, mobile, and API with many integrations

  Where it doesn't

  • Free plan is limited to 50 items, three canvases, and 2GB storage
  • Advanced security and AI features require the Business plan
  • Paid plans add important administration and publishing capabilities

• ProProfs Knowledge Base — where it wins

  • Public and private knowledge bases with custom branding and domains
  • AI writing, natural-language search, and content-gap reporting
  • Versioning, SSO, analytics, imports, and support integrations

  Where it doesn't

  • Free plan is limited to one author and 25 pages
  • External knowledge base plans cost more than internal tiers
  • Internal paid plans require a 50-user minimum

• Nuclino8.7/10 · Free plan · 14-day trial

  A broad knowledge workspace with strong collaboration, publishing, and platform coverage.

  Visit NuclinoFull verdict →
• ProProfs Knowledge Base8.6/10 · Free plan · 15-day trial

  A flexible public and private knowledge base with unusually low-cost internal plans.

  Visit ProProfsFull verdict →