Posts by Tag

See all
Marek Makosiej
April 06, 2023
16 min read

Why Testing Localization Really Pays Off?

The Ultimate Guide to Testing Localization: A Technical and Linguistic Perspective



As companies expand globally, localization testing becomes more critical than ever. Localization testing evaluates software or web applications' linguistic and cultural adaptation to the target market. It ensures the product meets local market requirements, including language, cultural preferences, and legal regulations.


In this blog article about testing localization, we will cover everything you need to know about localization testing from a technical and linguistic perspective. You'll learn about the practices for localization testing, and how to achieve it successfully. You will understand how to deliver high-quality localized products that meet your customer's expectations in any market worldwide.







Related content: How to Boost the Translation Into Multiple Languages at Once






Understanding Localization Testing



Understanding Localization Testing



Localization testing is an essential process that ensures software or app is culturally acceptable and functions correctly for specific languages and countries.


This approach includes:


  • Data privacy regulations
  • Local laws
  • Website layout in web browser and mobile version
  • Web application setup
  • Android and iPhone functional testing
  • Documentation and glossaries
  • Cultural sensitivities to produce good products in different regions
  • Solid test plan for localization efforts



Localization testing helps identify:

  • Linguistic issues (for example, using last name vs. surname in English)
  • Cultural nuances (for example, how formal the local culture is in comparison to the global perspective)
  • Currency format differences and other regional variations defects before the product goes live globally



Verified translations and error-free content ensure a smooth user experience by avoiding potential user confusion or frustration from regional differences. By conducting localization testing, businesses can ensure their global customers receive the same quality standard as their domestic users.




What is Localization Testing?



What is Localization Testing?



Localization testing is necessary to ensure software products and apps (Android, iOS) are culturally acceptable and functional for specific regions. Essentially, the testing team examines the quality of a product based on the target audience's culture, the local language, and technical expectations. This testing only applies to localized versions of software. It aims to adjust the product to meet local preferences and laws.




Importance of Testing Localization for Quality Assurance



Importance of Testing Localization for Quality Assurance



Localization testing is an important stage in the quality assurance process for any website, software product, or app that aims to reach a global audience. It's a complex process that requires both technical and linguistic expertise. The importance of this cannot be overstated. It improves customer engagement and provides a tailored user experience for consumers in different areas, resulting in better chances of success in new markets.


Thorough planning and execution of software testing can reduce post-launch costs and minimize localization problems that may damage a brand's image. General focus areas include the user interface, language-specific functionality, and customization that cannot be automated.


However, automating processes with modern localization testing tools and technology along with maintaining proper linguistic resources, can increase software localization success.



Related content: The Guide To Understanding Translation and Localization Terminology




When to Perform Localization Testing?



When to Perform Localization Testing?



Testing localization should be performed throughout development, from designing to launching a product. This ensures that customized content suits the target language, region, or locale. It must consider local laws, cultural sensitivities, and data privacy regulations in the different areas before finalizing a product.







It's important to note that testing localization needs to be conducted regularly after the release of the products because cultural norms and languages evolve with time. Therefore frequent checks are necessary to ensure that products are of high quality across all regions.





Key Milestones in Localization Testing Process



Key Milestones in Localization Testing Process



The key milestones in the localization testing process include pre-localization tests, regional tests, and critical business scenario test cases (including test automation). Before testing begins, pre-localization tests ensure that testers have all the necessary documents and data.


Regional tests are then conducted to ensure compatibility with country-specific regulations such as names, colors, and formats.


During localization testing, modules affected by localization, such as UI and content, and culture/locale-specific modules are tested. This helps to ensure the accuracy and suitability of customized content for the target language, region, or locale. Critical business scenarios and installation/upgrading tests are run in the localized environment.


By following these critical milestones in the localization testing process, developers can ensure their product is ready for global markets.





Factors Affecting Localization Testing Timeline



Factors Affecting Localization Testing Timeline



The timeline for localization testing can be affected by various factors. One such factor is the extensive research and expertise required for localized content, which can slow down the time to market.


Another essential consideration is regional regulatory requirements, including test names, colors, and formats. These requirements must be considered during localization testing to ensure the product is accurate and suitable for use in a specific region.


Hiring local translators can be a bottleneck in the testing process, making it frequently expensive. Partnering up with experienced localization company can cut this cost and time to complete the project.





Aspects to Consider During Localization Testing



Aspects to Consider During Localization Testing



Localization testing aims to provide a culturally acceptable product with the highest functional and linguistic quality. By performing localization testing, potential issues can be detected early on in the development process.


This helps save time and money by avoiding problems that may arise down the road. Localization testing ensures software behaves appropriately for its target audience's region, locality, language, culture, or technical expectations.





Technical Aspects of Localization Testing



Technical Aspects of Localization Testing



Several aspects must be considered regarding testing localization to ensure the product is culturally acceptable and technically functional in the targeted region. From a technical perspective, localization testing should view language resources, display format, UI performance, and regional technological infrastructure. Data privacy regulations, local laws, and cultural sensitivities must also be considered to ensure a successful product launch.


UI testing is a critical component of localization testing. It involves checking for linguistic and typographical errors, adherence to input and display environment standards, and cultural appropriateness. Overall, localization testing aims to ensure the product's highest functional and linguistic quality with consideration for local and cultural aspects.




Related content: A Guide to an Efficient Software UI Localization Process





Various testing methods, including manual and automated testing, can be used to achieve this goal. To test UI it's possible to use proxy servers to test websites in different locations. However, state-mandated firewalls and poor connectivity may still pose challenges. Localization testing verifies the accuracy and suitability of customized content for the target language and region while checking that the product format meets cultural and logistical needs.





Linguistic Aspects of Localization Testing



Linguistic Aspects of Localization Testing



Several aspects must be considered during localization testing to ensure a culturally acceptable product with high linguistic quality. One crucial aspect is the linguistic accuracy of language translations, which involves checking for grammar, spelling, and syntax errors. This ensures that the product will be easily understood and accepted by users in the target market.


Specialized tools can aid in successful localization testing by automating the process and identifying potential issues early on. Additionally, localization testing must consider data privacy regulations, local laws, and cultural sensitivities to avoid legal or cultural missteps.


By uncovering language, currency, and cultural issues during testing, localization teams can address these problems before they impact global customers. This helps to ensure a successful launch of the localized product in the target market.




Benefits of Localization Testing



Benefits of Localization Testing



Localization testing can significantly benefit businesses, reducing overall testing and support costs while increasing flexibility and scalability.


Incorporating localization testing into the Software Development Life Cycle (SDLC) process saves time. It ensures compliance with applicable laws and regulations in the target local market. Localization testing also considers regional considerations such as data privacy regulations, local laws, and cultural sensitivities.


Localization testing ensures a culturally acceptable product with high functional and linguistic quality for a global audience. By uncovering language, currency, and cultural issues before they affect customers worldwide, this testing helps prevent negative customer experiences, lost revenue, and damage to brand reputation.


Therefore, it is essential to pay attention to localization testing during product development to ensure success in international markets.




Improved User Experience



Improved User Experience



One of the main benefits of testing localization is improved user experience. Testing for correct language resources, display, and user interface performance allows the software to be customized for specific regions or cultures.


Localizability is also essential as it enables software to be localized into different languages without source code changes. This means that companies can expand their global reach without redesigning their products.


In addition, locale and cultural awareness are necessary for software to represent data correctly. The process involves:


  • Setting up a test environment.
  • Choosing the product to be tested.
  • Generating scripts ensures that every aspect of the software has been thoroughly tested for localization.


Proper localization testing ensures that products are accessible and appealing to users worldwide.




Increased Customer Satisfaction



Increased Customer Satisfaction



One of the most significant benefits of testing localization is the increased customer satisfaction that comes with it. Issues are uncovered before they impact customers worldwide. This leads to fewer complaints and better overall product performance in global markets.




Higher Revenue and ROI



Higher Revenue and ROI



One of the primary benefits is the ability to expand the company's reach to new markets and improve customer engagement. This can lead to higher revenue, ROI, and increased brand recognition.





Best Practices for Localization Testing



Best Practices for Localization Testing



By following these best practices, developers can ensure that their products meet global standards and cater to diverse audiences effectively.




Develop a Comprehensive Localization Strategy

Regarding localization testing, it's essential to develop a comprehensive strategy that considers both technical and linguistic considerations. One of the best practices for successful localization testing is to conduct a market analysis to identify cultural and regional requirements. This will help ensure that your product is tailored to meet the needs and preferences of your target audience.


Another critical aspect of localization testing is eliminating offensive content and ensuring cultural compatibility. This involves closely examining images, symbols, and colors to ensure they are appropriate for the target culture.


Localization testing can also help you guarantee linguistic accuracy, functionality, and bug-free products. It's vital to validate product names and adhere to regional legal requirements.


Finally, it's important to consider design, marketing, and external advertising campaigns in addition to language when localizing. By following these best practices, you can ensure that your localized products are effective, culturally appropriate, and well-received by their intended audiences.




Establish and Monitor Localized KPIs

Regarding best practices for localization testing, it's essential to establish and monitor localized KPIs. Before beginning the testing process, define key performance indicators (KPIs) that can be used to track software quality and satisfaction ratings. Determine which metrics should be tested and calculate the percentage of bugs related to localization.


Once you have collected data and user feedback, analyze it to discover development opportunities and define acceptable KPIs. When working in a global market, set objectives for downloads, transactions, and sign-ups that can showcase return on investment (ROI).


If these targets are not achieved, identify loopholes and refocus efforts accordingly.




Plan and Train for Internationalization

One of the best practices for testing localization is to plan and train for internationalization. Planning is essential to ensure that your software is localized correctly.


Testing localization can be time-consuming and complex, but it is worth it to ensure quality software. It's essential to train your team members in the proper localization techniques so that they can quickly and easily localize your software.


Additionally, it's crucial to keep track of any changes made to your software during testing localization so that you can ensure that it is correctly localized. Following these best practices can help ensure your software is successfully localized and ready for international markets.




Test Early and Often, but Don't Rush

To ensure best practices, it's important to begin testing early in the development process to avoid last-minute changes and ensure accuracy. However, it's also important not to rush the testing process. Consolidating resources, researching target audiences, and providing accurate translation takes time.

Combining human testing with automation is recommended to achieve a necessary mix of speed and accuracy in localization testing. This approach ensures that all the required factors are considered and that the final product meets high-quality standards.




Automate Testing Localization

One of the best practices for testing localization is to automate the process. Automating localization testing can improve productivity and accuracy, lowering localization errors. This can be done by leveraging tools like Selenium WebDriver to automate functional software localization testing. Automation saves time and allows teams to focus on translation quality, ultimately leading to a higher-quality product.


In addition to improving quality, automated testing localization helps cut costs and ensures compliance with local laws and regulations. By incorporating localization testing into the SDLC process, teams can free up time for other productivity tasks while still ensuring that there are no issues with language or cultural differences in their product.





How to Perform Testing Localization Successfully



Testing localization is crucial in ensuring a product's linguistic accuracy and functional readiness for different markets. Proper planning, research, automation, and access to appropriate linguistic resources are critical for a successful localization test. With the help of professional localization services provider you will be able to conduct test in multiple languages at the same time, in the best possible quality.







Testing ocalization reduces costs and minimizes the risks of mistakes that can damage a brand's image. A native speaker with expertise in the specific market or a professional translation company conducts testing localization to ensure quality.


Testing localization can help your product gain acceptance in international markets by providing seamless user experiences that meet local customs and preferences. With thorough planning and a meticulous approach, you can ensure your localized product is ready for global audiences!


Testing localization may seem overwhelming initially, but with the right tools and approach, it can become a seamless part of your development process. Start implementing these best practices today for successful localization testing.

Recommended articles:

How Much Does Software Localization Cost?

5 Reasons Brands Reject Translation Companies That Could Be Right for Them