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Best rubberduck Alternatives in 2026

Updated

20 apps from AI coding assistants ranked against rubberduck on the same published basis.

  1. 1
    GitHub Copilot Free plan AndroidextensioniOSLinuxMac $10/mo8.4
    rubberduck vs GitHub Copilot
  2. 2
    Claude Code Free plan WebWinMacLinuxiOS $17/mo8.2
    rubberduck vs Claude Code
  3. 3
    Devin Free plan apiLinuxMacWebWin $20/mo8.1
    rubberduck vs Devin
  4. 4
    Gemini CLI Free plan WinMacLinux Free8.0
    rubberduck vs Gemini CLI
  5. 5
    JetBrains Junie Free plan extensionLinuxMacWebWin $8.33/mo8.0
    rubberduck vs JetBrains Junie
  6. 6
    Kilo Code Free plan AndroidapiextensioniOSLinux $15/mo8.0
    rubberduck vs Kilo Code
  7. 7
    Tongyi Lingma Free plan extensionLinuxMacWin 7.9
    rubberduck vs Tongyi Lingma
  8. 8
    Atlassian Rovo Dev Free plan extensionLinuxMacWeb $20/mo7.9
    rubberduck vs Atlassian Rovo Dev
  9. 9
    Tabby Free plan apiextensionLinuxMacself-hosted $15/mo7.8
    rubberduck vs Tabby
  10. 10
    Amp Free plan apiiOSLinuxMacWeb 7.8
    rubberduck vs Amp
  11. 11
    Amazon Q Free plan WebAndroid 7.7
    rubberduck vs Amazon Q
  12. 12
    OpenCode Free plan apiextensionLinuxMacWeb $10/mo7.7
    rubberduck vs OpenCode
  13. 13
    CodeGPT Free plan apiextensionLinuxMacself-hosted $10/mo7.7
    rubberduck vs CodeGPT
  14. 14
    AskCodi Free plan apiextensionLinuxMacWeb $165.83/mo7.6
    rubberduck vs AskCodi
  15. 15
    Gemini Code Assist Free plan WebWinMacLinux $22.80/mo7.6
    rubberduck vs Gemini Code Assist
  16. 16
    Spettro Free plan apiLinuxMacWebWin €5/mo7.4
    rubberduck vs Spettro
  17. 17
    Qoder CN Free plan AndroidapiextensioniOSLinux CNY 59/mo7.4
    rubberduck vs Qoder CN
  18. 18
    Agentforce Vibes Free plan WebiOSAndroid $125/mo7.3
    rubberduck vs Agentforce Vibes
  19. 19
    Klaat Code Free plan apiextensionLinuxMacWeb $5/mo7.3
    rubberduck vs Klaat Code
  20. 20
    SideCar Free plan WinMacLinux Free7.2
    rubberduck vs SideCar

rubberduck alternatives compared

#AppScoreFree planFromRuns on
1GitHub Copilot8.4Free plan$10/moAndroid, Browser, iOS, Linux, Mac, Web, Windows
2Claude Code8.2Free plan$17/moWeb, Windows, Mac, Linux, iOS, Android
3Devin8.1Free plan$20/moAPI, Linux, Mac, Web, Windows
4Gemini CLI8.0Free planFreeWindows, Mac, Linux
5JetBrains Junie8.0Free plan$8.33/moBrowser, Linux, Mac, Web, Windows
6Kilo Code8.0Free plan$15/moAndroid, API, Browser, iOS, Linux, Mac, Web, Windows
7Tongyi Lingma7.9Free planBrowser, Linux, Mac, Windows
8Atlassian Rovo Dev7.9Free plan$20/moBrowser, Linux, Mac, Web
9Tabby7.8Free plan$15/moAPI, Browser, Linux, Mac, self-hosted, Web, Windows
10Amp7.8Free planAPI, iOS, Linux, Mac, Web, Windows
11Amazon Q7.7Free planWeb, Android
12OpenCode7.7Free plan$10/moAPI, Browser, Linux, Mac, Web, Windows
13CodeGPT7.7Free plan$10/moAPI, Browser, Linux, Mac, self-hosted, Windows
14AskCodi7.6Free plan$165.83/moAPI, Browser, Linux, Mac, Web, Windows
15Gemini Code Assist7.6Free plan$22.80/moWeb, Windows, Mac, Linux
16Spettro7.4Free plan€5/moAPI, Linux, Mac, Web, Windows
17Qoder CN7.4Free planCNY 59/moAndroid, API, Browser, iOS, Linux, Mac, Windows
18Agentforce Vibes7.3Free plan$125/moWeb, iOS, Android
19Klaat Code7.3Free plan$5/moAPI, Browser, Linux, Mac, Web, Windows
20SideCar7.2Free planFreeWindows, Mac, Linux
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Questions about rubberduck alternatives

What is the best alternative to rubberduck?

GitHub Copilot, number 1 in AI coding assistants with a score of 8.4 out of 10. The others here: Claude Code, Devin, Gemini CLI and 16 more.

What is the best free alternative to rubberduck?

GitHub Copilot is the best-ranked alternative with a free plan. 20 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.