Posted by:Ranjani Rao December 1st, 2015

Ask any mobile app developer about mobile app testing and you’ll get an earful. You might even wonder what the fuss is all about. After all, it’s about ensuring quality, functionality and performance. Right! But when it comes to those small devices we cannot live without, things are much more complicated than that.

Here’s Why It’s All So Complicated

Mobile apps have to be tested on multiple devices, platforms and operating systems. The goal is to achieve an error-free, widely-compliant app that performs magnificently on every device. See where it gets complicated?

And 5 Types Of Tests, No Less!

Device Testing

All major device types – Apple, Samsung, LG, Sony and the rest


  • Consistent performance across screen sizes and resolution
  • Performance of multiple keypad types – virtual keypad, hard keypad, touch pad

  • Validation of memory, CPU, OS optimization, hardware optimization

Design Testing

Testing core functionality


  • Validating the time taken to access app services offline
  • Checking for wrong responses during service downtime
  • Validating smooth work flow and the flow of information and transition between screens
  • Consistent experience across various devices, OS versions, screen sizes and resolutions
  • Validating app performance against app goals

Platform Testing

Testing on multiple platforms – Android, iOS, Windows


  • Consistent performance on various operating systems and different versions of these OS

Performance Testing

Testing performance and load stress


  • Validating performance when memory, space and network coverage are low
  • Testing app behavior during high-load times
  • Testing for overuse and misuse of memory and temporary file management
  • Control of local database size
  • Garbage generation
  • Testing behavior during interruptions – calls, SMS, notifications

User Experience Testing

Testing usability and user’s comfort level


  • Text visibility
  • Verification of functionality
  • Navigation to bookmarks, social media, reviews, and screens
  • System interaction feedback
  • Text inputs and buttons on each screen
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