vioscaleAI
Comparison

Plotly Dash vs Streamlit

No clear leader: Streamlit (52.6) and Plotly Dash (49.4) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Plotly Dash full profile →Streamlit full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Plotly Dash49
Streamlit53
Score
vioscaleAI score
Plotly Dash49 / 100low · 30%
Streamlit53 / 100medium · 55%
Pricing
Free tier
Plotly Dash✓
Streamlit✓
Model
Plotly Dashfreemium
Streamlitfreemium
Price level
Plotly Dashlow
Streamlitlow
Transparent
Plotly Dash✗
Streamlit✗
Integrations
Count
Plotly Dash3
Streamlit2
Security
Certifications
Plotly Dash–
StreamlitSOC 2 Type 1
Disclosure policy
Plotly Dash–
Streamlit✓
Iso27001
Plotly Dash–
Streamlit✓
Soc2
Plotly Dash–
Streamlit✓
Trust center
Plotly Dash–
Streamlithttps://streamlit.io/security
Market
Availability
Content
Faq
Plotly Dash6 items
Streamlit5 items

Capabilities

Feature-by-feature on the axes that matter for data apps internal tools. “-” means undocumented, not absent.

Capabilities
Build paradigm
Plotly DashCode first python
StreamlitCode first python
Write actions support
Plotly Dash✓
Streamlit-
Data source connector breadth
Plotly Dash-
Streamlit-
Reactivity model
Plotly DashCallback based
StreamlitFull script rerun
Self hostable
Plotly Dash✓
Streamlit✓
Managed cloud available
Plotly Dash✓
Streamlit✓
Git version control
Plotly Dash✓
Streamlit-
RBAC SSO
Plotly Dash✓
Streamlit✓
Audit logging
Plotly Dash✓
Streamlit-
AI app generation
Plotly Dash-
Streamlit-
Multiplayer editing
Plotly Dash-
Streamlit-
Embeddable output
Plotly Dash-
Streamlit-
Component library breadth
Plotly DashExtensive
StreamlitModerate
Open source
Plotly Dash✓
Streamlit✓
Pricing model
Plotly Dash-
StreamlitOpen source self host

What each one is

The product in its own terms, so the numbers below have context.

Plotly Dash

Framework for creating interactive web-based data applications and dashboards using Python, with automatic UI rendering through React and callback-based reactivity.

Independently observed

Streamlit

An open-source Python framework that transforms data analysis scripts into shareable, interactive web applications. Supports both free public deployment through Streamlit Community Cloud and private enterprise deployments.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Plotly Dash

SubscriptionFree tier

Free open-source version; Pro team plans and higher for additional features like API keys

as of verify ↗

Streamlit

HybridFree tier

Free for public apps. Enterprise tier available via Snowflake.

  • Community CloudFree
    • Public app deployment
    • Totally free
    • GitHub account required
  • EnterpriseContact sales
    • Unlimited private apps
    • Enterprise-grade security
    • Snowflake infrastructure
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Plotly Dash✓
Streamlit✓
CLI
Plotly Dash✗
Streamlit✓
Deployment
Cloud / SaaS
Plotly Dash✗
Streamlit✓
Self-hosted
Plotly Dash✓
Streamlit✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (1)
  • GitHub

Plotly Dash

5 total - 4 not shared
  • Databricks
  • Docker
  • Keycloak
  • Git
Independently observed

Streamlit

2 total - 1 not shared
  • Snowflake
Independently observed
Still deciding?

Plotly Dash or Streamlit: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.