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Customer Support · head to head

Klaus vs Really Simple Systems

Klaus logo

Klaus

Customer Support

AI-powered quality management for support teams

From
$50/month
Free plan
No
Full reviewWebsite
R

Really Simple Systems

CRM

Easy CRM for small businesses

From
$15/month
Free plan
No
Full reviewWebsite

The short version

  • Each has a real cost: Klaus no longer available as standalone product after Zendesk acquisition; Really Simple Systems the vendor's own pricing page as captured by the Internet Archive on 22 October 2019 listed four CRM tiers billed annually: Free at $0 for up to 2 users, Starter at $14 per user per month, Professional at $30 per user per month, and Enterprise at $46 per user per month (each roughly 7 to 10 percent higher if billed monthly); the Marketing add-on was $22 per month for up to 5,000 emails and Advanced Marketing scaled to 50,000 emails per month, though this capture is over five years old
  • They diverge on capability: Klaus covers AI-powered QA, Really Simple Systems covers Contact management.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Klaus and Really Simple Systems actually diverge.

Attributes where Klaus and Really Simple Systems differ
AttributeKlausReally Simple Systems
Starting price$50/month$15/month
Pricing modelUnknownsubscription
CategoryCustomer SupportCRM
Founded20172009

Identical on both: free tier (No), platforms (Web), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Klaus

  • AI-powered QA
  • Conversation reviews
  • Scorecards
  • Coaching
  • Performance analytics
  • Calibration
  • Zendesk
  • Intercom

Only in Really Simple Systems

  • Contact management
  • Sales pipeline
  • Task management
  • Email integration
  • Reporting
  • Zapier
  • Google Workspace
  • Cloud deployment

Both cover

  • GDPR
  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Klaus

  • Quality assurancenot Really Simple Systems
  • Agent coachingnot Really Simple Systems
  • Performance trackingnot Really Simple Systems

Really Simple Systems

  • Sales managementnot Klaus
  • Contact trackingnot Klaus

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Klaus

  • No longer available as standalone product after Zendesk acquisition
  • Requires separate Zendesk subscription (not included in base plan)
  • Cannot be used with non-Zendesk help desk systems

Really Simple Systems

  • The vendor's own pricing page as captured by the Internet Archive on 22 October 2019 listed four CRM tiers billed annually: Free at $0 for up to 2 users, Starter at $14 per user per month, Professional at $30 per user per month, and Enterprise at $46 per user per month (each roughly 7 to 10 percent higher if billed monthly); the Marketing add-on was $22 per month for up to 5,000 emails and Advanced Marketing scaled to 50,000 emails per month, though this capture is over five years old

Pricing, plan by plan

Klaus

$50/month
  • Workforce Engagement Bundle$50/month
    • Includes Zendesk QA (formerly Klaus)
    • Requires base Zendesk Support or Suite plan
    • 100% conversation review with AI

Really Simple Systems

$15/month
  • Essential$15/month
    • Contact management
    • Task tracking
  • Professional$25/month
    • Everything in Essential
    • Sales pipeline
    • Reporting
  • Professional Plus$35/month
    • Everything in Professional
    • Advanced customization

Which should you pick?

Choose Klaus if

  • You need ai-powered qa.
  • You also want conversation reviews.
Klaus review

Choose Really Simple Systems if

  • You need contact management.
  • You also want sales pipeline.
Really Simple Systems review

Questions people ask

Is Klaus or Really Simple Systems better?
Neither clearly leads. Klaus starts at $50/month and Really Simple Systems at $15/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Klaus or Really Simple Systems?
Klaus starts at $50/month and Really Simple Systems at $15/month.
Does Klaus or Really Simple Systems run on more platforms?
Both run on Web, so platform support will not decide this one for you.
What is Klaus best used for?
Klaus is most often used for quality assurance, agent coaching, performance tracking. Of those, quality assurance and agent coaching are not what Really Simple Systems is typically brought in for.
What can Klaus do that Really Simple Systems cannot?
Klaus covers AI-powered QA, Conversation reviews, Scorecards, Coaching. Really Simple Systems covers Contact management, Sales pipeline, Task management, Email integration. Both handle GDPR, Web support.

Answered from the vendors’ own pages

Klaus: Is Klaus still available as a standalone product?

No. Klaus was acquired by Zendesk in February 2024 and is now integrated into Zendesk as Zendesk QA, requiring a paid Zendesk plan as the base.

Source
Klaus: What QA features does Klaus provide?

Klaus automatically reviews 100% of customer interactions using AI, provides immediate performance insights, reduces QA time by 80%, and improves CSAT scores through targeted coaching.

Source
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