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Head-to-head · Mobile Development IDEs

Codename One vs Felgo

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Codename One #5 in Mobile Development IDEs 8.4/10 Free plan · 14-day trial Free planFree trial✓ 3 of 3 features Visit Codename One
Felgo #14 in Mobile Development IDEs 7.4/10 Free plan Free plan✓ 3 of 3 features Visit Felgo

Codename One leads on 0 checks, Felgo on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreCodename One · 8.4/10
  • Free planboth
  • Free trialonly Codename One

Codename One scores higher on our rubric for mobile development ides: 8.4 against 7.4 out of 10; our editors rank them #5 and #14.

Codename One is the better fit for java teams shipping Android and iOS apps. Felgo is the better fit for cross-platform teams needing cloud tooling.

  • Codename One fits best

    Java teams shipping Android and iOS apps

  • Felgo fits best

    Cross-platform teams needing cloud tooling

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Side by side

Feature Codename One 8.4/10 Visit ↗ Felgo 7.4/10 Visit ↗
At a glance
Editor score 8.4 7.4
Ranking #5 in Mobile Development IDEs #14 in Mobile Development IDEs
Best for Java teams shipping Android and iOS apps Cross-platform teams needing cloud tooling
Pricing model Free plan + paid Free plan + paid
Starting price $300/user/yr —
Free plan ✓ ✓
Free trial 14 days —
Deployment Cloud, Desktop, Mobile Cloud, Desktop, Mobile
Platforms Windows, macOS, Linux Web, Windows, macOS, Linux, iOS, Android
Support Email, Phone, Live chat, Community, Docs Email, Live chat, Phone, Community, Docs
Integrations 10 integrations 8 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Codename One 3/3 · Felgo 3/3
Emulator or simulator ✓ ✓
Visual UI designer ✓ ✓
App packaging ✓ ✓
Specs
Mobile targets Android, iOS/iPadOS, watchOS, tvOS Android, iOS
Desktop platforms Windows, macOS, Linux Windows, macOS, Linux
Supported languages Java, Kotlin QML, JavaScript, C++
Our review
Pros
  • Native Android and iOS builds from a shared Java or Kotlin codebase
  • Visual GUI builder, simulator, testing, and CSS live updates
  • Free plan plus cloud builds and broad Java ecosystem integrations
  • QML hot reload and native UI components support rapid cross-platform work
  • Qt Creator includes completion, debugging, profiling and version control
  • Cloud CI/CD, packaging and service plugins extend deployment options
Cons
  • Free plan limits builds to 100 credits monthly
  • Free plan has an 8.5 MB user JAR limit
  • Paid plans use annual billing per developer seat
  • Web platforms are listed with Startup and Business plans, not Personal
  • Embedded platforms are listed with the Business plan
  • Business pricing is €245 per developer per month billed annually
Our verdict

Codename One is an open-source framework and development toolchain for Java and Kotlin developers building native applications from a shared codebase. It targets Android, iOS/iPadOS, watchOS, tvOS, Windows, macOS, Linux, and web browsers.…

Read the review →

Felgo is a cross-platform development SDK based on Qt for building mobile, desktop, web, embedded applications and games. It targets teams working across Android, iOS, Windows, macOS and Linux, with QML and JavaScript as the main…

Read the review →
  1. Codename OneMobile Development IDEs 8.4Free plan · 14-day trial
  2. FelgoMobile Development IDEs 7.4Free plan

Strengths and trade-offs

  • Codename One — where it wins

    • Native Android and iOS builds from a shared Java or Kotlin codebase
    • Visual GUI builder, simulator, testing, and CSS live updates
    • Free plan plus cloud builds and broad Java ecosystem integrations

    Where it doesn't

    • Free plan limits builds to 100 credits monthly
    • Free plan has an 8.5 MB user JAR limit
    • Paid plans use annual billing per developer seat

  • Felgo — where it wins

    • QML hot reload and native UI components support rapid cross-platform work
    • Qt Creator includes completion, debugging, profiling and version control
    • Cloud CI/CD, packaging and service plugins extend deployment options

    Where it doesn't

    • Web platforms are listed with Startup and Business plans, not Personal
    • Embedded platforms are listed with the Business plan
    • Business pricing is €245 per developer per month billed annually
  • Codename One8.4/10 · Free plan · 14-day trial

    A Java and Kotlin toolchain for native mobile builds, visual design, testing, and cloud delivery.

    Visit Codename OneFull verdict →
  • Felgo7.4/10 · Free plan

    A freemium Qt-based IDE with visual design, hot reload and cloud delivery tools.

    Visit FelgoFull verdict →

More comparisons

All mobile development IDEs comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update