# Localization testing – your ultimate step-by-step guide to excel Localization testing ensures your product’s success in new markets. Follow this streamlined process and automate testing to accelerate results. Rosie Allabarton is a Berlin-based freelance copywriter, editor, and German-to-English translator specializing in technology, education, employment, careers, UX, and design. Her work combines storytelling with practical, accessible guidance for technical and educational audiences. · Published July 16, 2024·9 min read IN THIS ARTICLE 1. What is localization testing? 2. How to automate localization testing with Smartcat in 10 steps 3. Localization in software testing: Ensuring cultural and functional accuracy 4. Localization testing flow with the three D’s of app creation ## What is localization testing? Localization testing is the process of verifying that a product is accurately adapted for a specific locale. It ensures that all cultural, linguistic, and regional aspects are correctly implemented. This helps ensure maximized understanding and engagement with a country- or region-specific audience in a specific language. ## How to automate localization testing with Smartcat in 10 steps Automation tools for localization testing with Smartcat streamline the process, making it substantially more efficient, precise, and consistent, and much less labor-intensive. Follow these 10 steps with Smartcat for automated testing success. ### 1. Set up your localization project Create a new [software localization](/content/software-localization/index.html) project in Smartcat, specifying your source and target languages and choose your workflow. ### 2. Integrate with your development environment Use Smartcat's API or integration options to connect Smartcat to your tech stack, ensuring seamless updates and file transfers between systems. ### 3. Use automated translation Leverage Smartcat AI translation to generate initial high-quality translations quickly, which can then be refined by human localization expert reviewers. ### 4. Enable continuous localization Set up continuous localization workflows that automatically pull new content from your repositories and push translated content back, maintaining an up-to-date localized version. ### 5. Assign roles and permissions Define roles for developers, linguistic reviewers, and quality assurance managers within Smartcat, ensuring everyone has the appropriate access and responsibilities for their tasks. ### 6. Use Smartcat translation memory for always-improving results Employ Smartcat's translation memory to reuse previously translated content and update existing content in real time, enhancing consistency and reducing human workload. ### 7. Implement automated quality checks Configure Smartcat's built-in quality assurance and testing tools to automatically check for common errors, such as untranslated segments, formatting issues, and terminology inconsistencies. ### 8. Collaborate in real time Facilitate real-time collaboration between your team members, allowing instant feedback and corrections. Smartcat operates an unlimited seats model, meaning you can invite as many coworkers or external collaborators as you want. ### 9. Test localized versions Use Smartcat's comprehensive testing features to preview how translations appear in the actual software environment, ensuring optimal layout and performance. ### 10. Monitor progress and performance Track the progress of your localization projects and the performance of your team members using Smartcat's reporting and analytics tools. ## Localization in software testing: Ensuring cultural and functional accuracy A software localization testing process ensures that an app has been accurately adapted for use in a particular country, area, or region. It’s designed to check that the product makes total sense on functional, linguistic, and cultural levels for the target audience. It is a critical requirement to guarantee that the software meets the end-user interface needs in the target location. ### Best practice questions to ask during localization testing: 1. Does the appearance of the localized software correlate with the original version? 2. Are all interface elements translated correctly? 3. Is the interface displayed correctly on different devices? 4. Are the fonts and font sizes consistent throughout all language versions? 5. Are the dates, number format, currency, measuring units, etc. adapted to the local culture? 6. Is your app compatible with the devices used locally? 7. Have help resources and documents, placeholders, internal links, etc. been translated? 8. Is the content free of errors and translated appropriately? ## Localization testing flow with the three D’s of app creation In its simplest form, localization testing involves the three D’s of app creation: design, development, and delivery. The process involves creating test cases, reporting problems, fixing them, and retesting the product as many times as necessary until it’s perfect. ### Localization testing checklist: 3 steps for global multilingual success Follow these three steps to maximize your international communications success. From marketing and sales to product and L&D, adhering to a three-step checklist will position your department for optimal multilingual performance. ### Design The main goal at this stage is to ensure that you’ve done your internationalization right. This means making sure that the interface of your product accommodates different languages without any issues. **Test case creation tips:** - Try to use the extended character sets (not the ASCII) where input and output are expected to make sure the text is displayed correctly. - Set your development environment to derive data from user preferences to ensure dates, times, etc. are correctly formatted. - Leverage [pseudo-localization](https://www.shopify.com/partners/blog/pseudo-localization?open_new_tab) results to find potentially problematic areas. ### Development This step focuses on how well your product works in another country, irrespective of the language. It covers both frontend and backend aspects such as usability and interoperability. **Test case creation tips:** - Check the product is stable after it’s been localized. - Make sure that any older versions of the product still operate as expected when localized. - Try upgrading/downgrading/installing/uninstalling the local versions of the product on different devices. ### Delivery The last step is the most important as it can easily undermine all previously successful testing. Linguistic and cultural aspects, such as grammar and spelling, must be ensured along with respectful app content. **Test case creation tips:** - Involve locals in the testing at this stage as they can catch any inconsistencies you might have overlooked. - Hire a professional to post-edit and approve your translations. - Double-check your text segmentation to ensure the translated segments match when the localized text is assembled. ## Knowing when to strike: Mastering the localization testing triangle A key problem of localization testing is knowing when to do it: should you start the process before, during, or after app development? Continuous localization lets you run your testing in parallel with implementation and design as well as automate checking for and fixing any linguistic issues. [Smartcat Integrations](/content/integrations/index.html) lets you automate content exchanges between systems, smooths the localization testing process, and helps you avoid costly mistakes over the long term.