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Rubber Duck

Rubber Duck

Catch App Store rejection issues before Apple does.

Website tryrubberduck.com
Overview

What it is

Rubber Duck scans your iOS app before you submit it to the App Store. We combine automated checks with human testers on real devices to catch the issues Apple flags the most: crashes, incomplete build flows, missing privacy data, inconsistent metadata, broken onboarding, and more. Upload your IPA → we test → you get a clear actionable Duck Report.

Intent

I need it when

Accelerate iOS app release cycles

Delivers detailed test reports with video replays within 4 hours (2-3 hours for Pro subscribers), compared to Apple's 24-48 hour review window. Enables developers to identify and fix issues immediately rather than waiting for rejection feedback.

Get actionable feedback with specific App Store guideline references

Reports include specific App Store guideline violations, step-by-step reproduction instructions, and recommended fixes with code examples, enabling developers to understand exactly what needs correction rather than vague rejection reasons.

Maintain consistent app quality across iOS device variants

Tests on real devices to ensure apps function correctly across different iPhone models and iOS versions, providing actionable reproduction steps and screenshots for any device-specific issues discovered.

Reduce App Store rejection risk before submission

Rubber Duck runs automated and human QA testing on real devices to catch App Store guideline violations, crashes, and UI issues before Apple's review process. This eliminates 24-48 hour rejection cycles and wasted resubmission time.

Verify in-app purchase flows and critical user paths work correctly

Combines automated bot scanning with human QA testers who explore every app flow on real hardware, catching functional breaks, layout issues, and performance bottlenecks that automated tools alone miss.

Drop

Not a fit when

  • Testing Android apps or non-iOS applications
  • Requiring real-time continuous monitoring without scheduled scan intervals
  • Organizations needing on-premise or self-hosted testing infrastructure
  • Apps that cannot be distributed via App Store or TestFlight
  • Teams requiring manual test script customization or complex automation workflows
  • Projects with budgets under $19 per submission
Commercials

Pricing

Freemium with tiered subscription plans and pay-per-scan option View pricing