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Expo vs Kotlin Multiplatform

Side-by-side comparison of Expo and Kotlin Multiplatform. Data-driven analysis for CTOs and engineering leaders.

Technical Profile

Expo

Scalability
high
Performance
high
Learning Curve
easy
Maturity
mature
Languages: TypeScript, JavaScript, React

Kotlin Multiplatform

Scalability
very high
Performance
very high
Learning Curve
steep
Maturity
stable
Languages: Kotlin

When to Use

Expo

  • +React Native apps
  • +Fast iteration
  • +Cross-platform needs

Avoid Expo when

  • -Heavy native code
  • -Custom native modules
  • -Brownfield apps

Kotlin Multiplatform

  • +Native + code sharing
  • +Android team expanding to iOS
  • +Shared business logic

Avoid Kotlin Multiplatform when

  • -Web-first team
  • -Simple apps
  • -No Kotlin experience

Compliance & Security

Expo

SOC 2GDPRHIPAAPCI-DSS

Security Features

EncryptionAudit LogsRBACMFA

Kotlin Multiplatform

SOC 2GDPRHIPAAPCI-DSS

Security Features

EncryptionAudit LogsRBACMFA

Operations

Expo

Maintenance
low
Monitoring
low
Backup/Recovery
simple
Hosting: self-hosted, cloud

Kotlin Multiplatform

Maintenance
medium
Monitoring
medium
Backup/Recovery
moderate
Hosting: self-hosted

Frequently Asked Questions

How does scalability compare between Expo and Kotlin Multiplatform?

Expo offers high scalability, while Kotlin Multiplatform offers very-high scalability. Consider your expected traffic and data volume when choosing.

Which has the easier learning curve: Expo or Kotlin Multiplatform?

Expo has a easy learning curve, while Kotlin Multiplatform has a steep learning curve. Factor in your team's existing skills and onboarding timeline.

What are the pricing differences between Expo and Kotlin Multiplatform?

Expo uses a freemium pricing model starting at EAS: $29/month with a free tier. Kotlin Multiplatform uses a free pricing model with a free tier. Evaluate total cost of ownership including operational overhead.

Which option is better for compliance: Expo or Kotlin Multiplatform?

Expo supports SOC 2, GDPR. Kotlin Multiplatform supports GDPR, HIPAA. Always verify current certifications directly with the vendor.

Need help deciding between Expo vs Kotlin Multiplatform?

Use our interactive decision tool for a personalized recommendation.

Expo vs Kotlin Multiplatform — CTO Technology Comparison | The Art of CTO