15 Best Localization Service Providers in 2023: Price, Turnaround, Accuracy

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Written by

Chidinma Egwuogu

Translating a document without the right localization service is like eating sushi with a spoon. It’s possible, but hardly the best way. Luckilly, we've got you covered.

This article will highlight the 15 best localization service providers in 2023, focusing on their price, turnaround time, and accuracy to help you make an informed choice.

Pro tip: Streamline collaboration with your LSP and simplify the implementation of translations using a localization management tool – Centus. Learn more.

This article will cover:

-What is a localization service provider?

-Ranking criteria for the best LSPs

-15 Best LSPs

-Tips for choosing an LSP

What Is a Localization Service Provider?

A localization service provider, or LSP, is a company that helps businesses adapt their products, services, and communications to different languages and cultures.

What is a localization service provider?

A typical LSP offers some or all of the following:

  • Translation services: Converting text from one language to another while ensuring that the original meaning and context remain intact.

  • Localization: Adapting a product, service, or content to fit a specific market or culture.

  • Transcreation: Creative adaptation of marketing and advertising content for different cultures.

  • Internationalization: Preparing a product or service for use in different countries, often during the design phase.

  • Interpretation: Converting spoken language or sign language into another language in real time.

An LSP differs from other types of language service providers by specializing in language and culture-specific adaptations. Unlike simple translation services, it provides a full suite of offerings to ensure that businesses can connect with their global audience effectively and seamlessly.

Ranking Criteria for the Best Localization Service Providers

Here are the primary criteria we used to rank the top 15 LSPs in 2023:

1. Quality of service: The ability of the LSP to accurately translate and localize content while preserving the original message, context, and tone.

2. Price: How affordable are the LSP services? We compared the pricing models of various providers to identify those that offer the best value for money.

3. Turnaround time: How quickly can the LSP deliver the finished product? Speed is an essential factor, especially for businesses operating in fast-paced markets.

4. Client reviews and testimonials: First-hand experiences from previous and existing clients provide invaluable insight into an LSP's reliability, professionalism, and quality of service.

5. Range of services: Does the LSP offer a comprehensive suite of services? Providers that do grace the top of our list.

6. Industry expertise: LSPs with proven expertise in specific industries are often better equipped to understand and cater to unique localization needs.

These criteria are designed to cover the most vital aspects of localization services. They ensure that the LSPs we recommend offer not only precise translations but also quick service, fair pricing, and a comprehensive suite of offerings to cater to diverse business requirements.

15 Best Localization Service Providers Of All Time

We‘ve curated the top 15 LSPs of 2023, based on price, turnaround time, number of language pairs, and their ability to deliver high-quality localization services.

1. Lionbridge


Lionbridge is a heavy hitter in the language services industry, known for delivering precise services across various sectors.

The company combines advanced technology with human expertise to cater to industries ranging from technology to legal to healthcare.


  • A vast network of translation and localization professionals

  • Adaptability to different industries

  • Commitment to maintaining top-notch accuracy


  • Largely depends on human translators with less emphasis on machine translation

Price: Quote-based pricing
Turnaround time:
  • 85 minutes for an average translation task

  • 99% OTD

Accuracy: Highly-accurate translations according to G2 reviews
Services: Translation, localization, multilingual SEO
Industries: Tech, legal, e-commerce, healthcare
Languages: 70+ language pairs

Lionbridge website

Source: lionbridge

2. Jonckers


Jonckers is a global leader in the localization and translation sector, especially renowned for its solutions in e-commerce, e-learning, and multimedia industries.


  • High scalability for large projects

  • Utilization of innovative translation technology

  • Strong focus on client-tailored solution


  • Might not be the most budget-friendly for smaller businesses or individual projects

  • Interface might have a steep learning curve for new users

Price: Pricing varies based on project size and complexity, but they offer competitive rates
Turnaround time: Typically efficient
Accuracy: High accuracy levels
Services: Translation, localization, voice-over, subtitling, and e-learning solutions
Industries: E-commerce, multimedia, e-learning, tech, and more
Languages: 100+ language pairs

Jonckers website

Source: Jonckers

3. Welocalize


Welocalize is a leading translation company that offers end-to-end translation and localization solutions. The company stands out for its focus on cultural authenticity and accuracy.


  • Advanced machine translation capabilities

  • Comprehensive linguistic testing

  • Robust global network of linguists


  • Pricey

Price: Quote-based pricing
Turnaround time: Depends on the project’s complexity
Accuracy: N/A
Services: Translation, localization, transcreation, linguistic testing
Industries: Technology, automotive, legal, healthcare, financial services, and more
Languages: 250+

Welocalize website

Source: Welocalize

4. LanguageWire


LanguageWire is a relatively new LSP with a solid track record in delivering customized localization solutions.


  • Uses innovative technology to streamline the localization process

  • Capacity to handle diverse project types

  • Extensive language support


  • Occasional inconsistencies in document translation

  • Less intuitive platform for new users

Price: Varies based on the localization project
Turnaround time: 5-10 average tasks in 24 hours
Accuracy: N/A
Services: Translation, localization, content creation, language consultancy
Industries: Technology, healthcare, e-commerce, finance, public sector, etc.
Languages: 500+ language combinations

Languagewire website

Source: languagewire

5. TransPerfect


TransPerfect provides a range of services for today's needs like basic translations, website and software localization, testing, and dubbing scripts.


  • Extensive global network that supports numerous languages

  • Capacity to handle large volumes of work


  • Some clients find their services overpriced

  • Project management could be more streamlined

Price: Varies based on the project
Turnaround time: Depends on project complexity. However, projects are mostly delivered on time.
Accuracy: Inadequate certified specialist numbers affect overall quality
Services: Translation, localization, interpretation, transcreation, etc.
Industries: Technology, life sciences, retail, travel, legal, financial services, etc.
Languages: Supports over 170 languages

Transperfect website

Source: Transperfect

6. Keywords Studios


Keyword Studios is known for its specialization in video game localization.


  • Niche expertise

  • Global network of translators

  • Comprehensive software localization services


  • Relatively high prices compared to other LSPs

Price: Custom quote, but typically higher than average
Turnaround time: Depends on project complexity
Accuracy: N/A
Services: Translation, localization, audio services
Industries: Video gaming
Languages: 11+

Keywords studio website

Source: Keywords studio

7. Akorbi


Akorbi is a women-led LSP that provides comprehensive multilingual business solutions, which include translation, localization, and interpretation services for a wide array of industries.


  • Deep commitment to client service

  • Scalable solutions

  • Excellent resource allocation


  • May not be the best fit for extremely niche industries

Price: Varies based on project
Turnaround time: Depending on project size
Accuracy: N/A
Services: Translation, localization, interpretation
Industries: Healthcare, government, finance, etc.
Languages: 170+

Akorbi website

Source: Akorbi

8. Straker Translations


Straker Translations utilizes advanced AI technology to facilitate fast and efficient professional translation services.


  • Healthy obsession with innovative translation processes

  • Offers a wide variety of services


  • May not be ideal for clients who prefer a more traditional, human-centered approach to translation

  • Relatively pricey

Price: Approximately $0.15/word
Turnaround time: Some reviews note missed deadlines
Accuracy: Dependence on MT and poor QA methods affect the overall quality
Services: Translation, localization
Industries: Legal, medical, financial, etc.
Languages: 120+

Strakers Translation Website

Source: Straker

9. Day Translations


Day Translations offers website translation and localization services for all applications, such as software, mobile apps, video games, e-commerce, and more.


  • Round-the-clock services

  • High-quality translations by professional translators


  • Pricing may be on the higher end

Price: Quote-based pricing
Turnaround time: Depending on project size and complexity
Accuracy: Customers are generally satisfied with their 5-step QA process
Services: Translation, localization, interpretation
Industries: Medical, legal, technical, etc.
Languages: 116+

Day Translations’ Website

Source: Dat Translations

10. Mars Translation


Mars Translation offers comprehensive translation, localization, and interpretation solutions across multiple content types and industries.


  • Global network of native translators

  • Diverse pricing options

  • Array of language solutions.


  • Occasional variable translation quality

  • Potential delivery delays

Price: Starts from $0.05/word
Turnaround time: 2000 words/ day for regular translation
Accuracy: Clients note inaccuracies in translated idioms and humor
Services: Localization, translation
Industries: Multiple
Languages: 230+

Mars Translation Website

Source: Mars Translation

11. Summa Linguae Technologies (previously Globalme)


Summa Linguae Technologies delivers localization and data solutions across multiple sectors.


  • Global network of experts

  • Customized solutions

  • Advanced technology utilization


  • Variable machine translation quality

  • Potential communication issues with project management

Price: Quote-based pricing
Turnaround time: Some reviews mention delays
Accuracy: Reviews state proofreading issues
Services: Localization, translation
Industries: Technology, digital media, etc.
Languages: Supports multiple languages

Summa Linguae Website

Source: Summa Linguae

12. Translated


Translated.com adapts content to match the language, culture, and technical necessities of intended markets.


  • Supports multiple languages and file formats

  • Accurate translations


  • Suboptimal translation of culturally specific expressions

  • Difficulties dealing with software localization technicalities

Price: Varies based on project
Turnaround time: Depending on project size and complexity
Accuracy: Quality fluctuates (based on reviews)
Services: Localization, translation, transcreation
Industries: Legal, medical, government, e-commerce, etc.
Languages: 177+

Translated website

Source: Translated

13. MotionPoint


MotionPoint provides innovative web translation and localization services.


  • Advanced proxy technology for website localization

  • Exceptional customer service

  • Scalability


  • Costly services

Price: Varies based on the project, but falls on the higher end of the pricing spectrum
Turnaround time: Depending on project size and complexity
Accuracy: Full websites in 30 days. New content update in 24 hours.
Services: Website localization services, translation, localization
Industries: eCommerce, financial, health, government, etc
Languages: 200+

MotionPoint Source

Source: MotionPoint

14. Stepes


Stepes provides a wide range of localization services powered by its real-time, human translation platform.


  • Offers instant translation turnaround

  • Innovative translation model that matches projects with the best translators


  • Reviews note the absence of 24/7 support

  • Might not handle very complex projects as effectively

  • Some customers might prefer traditional, full-service LSPs

Price: Quote-based pricing
Turnaround time: Depending on project size and complexity
Accuracy: Reviews note that translations are mostly accurate
Services: Translation, localization, interpretation
Industries: Technology, life sciences, manufacturing, finance, legal, education, travel, gaming, etc.
Languages: 100+

Stepes Website

Source: Stepes

15. LanguageLine


LanguageLine boasts decades of experience, making it a seasoned player in the LSP field.


  • High-quality interpretation services

  • Comprehensive language coverage

  • Deep industry specialization

  • Fast delivery


  • Pricier than some competitors

  • Wait times for certain languages can be longer

  • Inaccuracies in technical translation

Price: Quote-based pricing, but premium
Turnaround time: Varies based on service; immediate for phone interpretation
Accuracy: Reviews suggest poor translation quality
Services: Interpretation, translation, localization, training
Industries: Healthcare, government, legal, financial, education
Languages: 250+

Languagline website

Alt: Languagline website

Source: LanguageLine

Bonus LSPs

While our main list highlights the key players, these bonus translation companies also stand out. They offer unique services that have earned them a strong reputation in the field. Let’s check them out:

1. ATL Translate

ATL Translate offers specialized services in the finance, legal, and technology fields for small and large corporations. Some users mention a slight learning curve with their interface. However, their rates are competitive, and they're commended for their prompt services, AI integration, and dependable accuracy.

2. Acolad

Serving industries like healthcare, legal, and e-learning, Acolad uses a blend of skilled linguists and technology. Their standout features include an extensive professional network and innovative technology. While some find their prices a bit steep, the quality often justifies the cost. Clients also appreciate their fast turnaround and consistent precision.

3. CyraCom

Renowned for phone interpretation, CyraCom also offers localization services for the healthcare, finance, and legal sectors. Their reputation for accuracy and speed stands out, though some clients note a higher price point.

Tips to Choose a Localization Service Provider

Picking the right team to localize your content is a big deal. It can make or mar your message/content in another culture. To help you make the right choice, here are some things to tick off your shopping list:

  • Understand your needs: Have a clear idea of the languages and specific regions you're targeting. This helps narrow down the options.

  • Industry expertise: Ensure the LSP has a solid track record in your specific industry or niche. This can guarantee better quality and context-sensitive translations.

  • Review their technology: Top-notch LSPs employ advanced tools and software. This not only speeds up the process but also ensures consistency.

  • Ask for samples: A peek (if possible) into their previous projects can provide insights into their translation quality and expertise.

  • Consider turnaround time: Depending on your project urgency, ensure the LSP can deliver within your expected timelines.

  • Seek authentic feedback: Check client testimonials, online reviews, or even request references to gauge their credibility.

  • Budget wisely: While cost is a factor, remember the adage, “You get what you pay for.” Compare prices, but prioritize quality.

  • Cultural nuances matter: It's essential that the LSP doesn't just translate but also localizes. Check if they have strong localization skills in your intended region or language.

  • Clear communication: A responsive LSP with open channels for feedback and queries can make the process smoother.

  • Flexibility: Projects evolve, and requirements might change. Your chosen LSP should be adaptable and accommodating to such shifts.

Pro tip: Use a localization management solution, Centus, to seamlessly manage and add translations to your website or software. Learn more.

To Sum Up

Localization is the gateway to international success. With the right LSPs, like the ones listed above, you'll be on the right path to consistency, precision, and cultural relevance, in any part of the world.

Ready to go global? Choose Centus.


How does an LSP work?

LSPs partner with businesses to adapt content for specific markets. They use a combination of technology, linguistic experts, and cultural knowledge to ensure the material resonates with the target audience.

What is a localization service?

A localization service adapts content to meet the linguistic, cultural, and technical requirements of a specific region or market. It ensures the content is both linguistically accurate and culturally appropriate.

What does localization mean in software?

Software localization involves adapting a software product for a specific international market. This includes translating text and adjusting user interface elements, ensuring compatibility with local formats (like date and currency), and sometimes even modifying design or content to cater to local preferences.

What are the advantages of localization?

Localization can expand a product's reach, increase sales in new markets, and improve user satisfaction. It ensures the content or product is more relatable and accessible to diverse audiences, leading to a broader customer base and potential increased revenue.

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