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CRM · head to head

Really Simple Systems vs Twenty

R

Really Simple Systems

CRM

Easy CRM for small businesses

From
$15/month
Rated
-
Full reviewWebsite
Twenty logo

Twenty

CRM

Open-source CRM platform for technical teams at AI speed

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Twenty has a free tier, so it costs nothing to try first.
  • Each has a real cost: 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; Twenty requires technical expertise to customize and maintain compared to no-code CRM platforms
  • They diverge on capability: Really Simple Systems covers Contact management, Twenty covers Open-Source Framework.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where Really Simple Systems and Twenty differ
AttributeReally Simple SystemsTwenty
Starting price$15/monthFree
Pricing modelsubscriptionUnknown
Free tierNoYes
PlatformsWebWeb, Self-hosted
Founded2009Unknown

Identical on both: user rating (Not yet rated), category (CRM).

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 Really Simple Systems

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

Only in Twenty

  • Open-Source Framework
  • Custom Database Objects
  • Multiple View Types
  • AI Integration
  • Workflow Engine
  • Data Migration
  • API Access
  • Multi-Language Support

What people use each for

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

Really Simple Systems

  • Sales managementnot Twenty
  • Contact trackingnot Twenty

Twenty

  • Building custom CRM solutions for complex business processesnot Really Simple Systems
  • Migrating from Salesforce or HubSpot while maintaining data ownershipnot Really Simple Systems
  • Technical teams needing TypeScript-based customizationnot Really Simple Systems
  • Organizations requiring self-hosted or air-gapped deploymentsnot Really Simple Systems
  • Enterprises combining CRM with AI-powered workflowsnot Really Simple Systems

Where each one falls short

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

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

Twenty

  • Requires technical expertise to customize and maintain compared to no-code CRM platforms
  • Self-hosting increases operational overhead and infrastructure costs
  • Limited ecosystem of pre-built integrations compared to Salesforce
  • Smaller community and third-party extension library than established CRMs
  • Enterprise plan requires custom negotiation with no transparent pricing

Pricing, plan by plan

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

Twenty

Free
  • Pro$9/month
    • Full customization
    • Custom apps
    • AI Agents
  • Organization$19/month
    • Everything in Pro
    • Row-level permissions
    • SAML and OIDC SSO
  • Enterprise$null/year
    • Everything in Organization
    • Single-tenant isolation
    • IP allow-listing

Which should you pick?

Choose Really Simple Systems if

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

Choose Twenty if

  • You need open-source framework.
  • You want to start without paying.
  • You work on Web, Self-hosted.
  • You also want custom database objects.
Twenty review

Questions people ask

Is Really Simple Systems or Twenty better?
Neither clearly leads. Really Simple Systems starts at $15/month and Twenty at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Really Simple Systems or Twenty?
Twenty has a free tier; the other does not. Paid plans start at $15/month for Really Simple Systems and Free for Twenty.
Does Really Simple Systems or Twenty run on more platforms?
Really Simple Systems runs on Web. Twenty runs on Web, Self-hosted.
Can I use Twenty for free?
Yes. Twenty has a free tier, so you can try it without paying. Really Simple Systems starts at $15/month.
What is Really Simple Systems best used for?
Really Simple Systems is most often used for sales management, contact tracking. Of those, sales management and contact tracking are not what Twenty is typically brought in for.
What can Really Simple Systems do that Twenty cannot?
Really Simple Systems covers Contact management, Sales pipeline, Task management, Email integration. Twenty covers Open-Source Framework, Custom Database Objects, Multiple View Types, AI Integration.

Answered from the vendors’ own pages

Twenty: Is Twenty free or paid?

Twenty offers a 30-day free trial without credit card. Cloud plans start at $9 per user per month (Pro) when billed annually, with Organization plan at $19 per user per month.

Source
Twenty: Can I migrate data from Salesforce or HubSpot?

Yes, Twenty supports CSV and API-based migration from Salesforce and HubSpot, with support for 50,000+ records.

Source
Twenty: What programming languages does Twenty support?

Twenty is built with TypeScript and provides a TypeScript-based Apps framework for creating custom extensions.

Source
Twenty: How long does enterprise deployment take?

Enterprise deployment typically takes 1-2 weeks with Onboarding Packs or certified partners.

Source
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Related pages

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