• Effectiff — We care about your translation, so you don’t have to

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When selecting a translations agency, you don’t want to have to deal with all the technicalities that go into the process. You want a translation that’s accurate and readable, you want it delivered on time, and you want it for a fair price. At Effectiff, we have 20+ years of experience managing translations and localizing software, and we work hard every day so that you can focus on what you do best – running your business.


Translation and localization

  • Translation of marketing material, guidelines, manuals, instructions, forms, staff handbooks
  • Software and video game localization, including CI/CD localization
  • Website localization, including CMS integration and search engine optimization


  • Over-the-phone (OPI)  and video remote interpreting (VRI)
  • Interactive video conference interpreting with specialized tools
  • On-site interpreting, both consecutive and simultaneous

Machine translation expertise

  • Large-scale machine translation of documents and websites
  • Post-editing of machine-translated content by highly-qualified human editors
  • Training of machine learning models for your unique translation needs

Why Us?

  • For 20+ years, we’ve been honing and expanding our translation, localization and interpreting expertise with a clear focus on effectiveness and efficiency.

  • We’ve invested in technologies and processes that make sure your translation gets done quickly and correctly, your localization is fully-integrated, and your interpreters are always just a call or a click away.

  • We’ve helped thousands of companies grow their business by making sure their websites, apps, and documentation are fully local-friendly.

  • We’re big enough to be able to offer you the best, but small enough to go the extra mile for you

What our customers say

“Effectiff has been a great partner for us. They are very responsive and have helped us with all of our translation needs, from website to marketing materials.”

N.Y. IlyinAeroflot

“When Effectiff came on board, our goal was to make software localization much more efficient and much less burdensome for our development team. They accomplished this by introducing continuous localization, which is now a key part of our development process.”

Darlene M. FitchNIAID, DCR, PPAB

“Effectiff’s interpreters are the most professional, culturally sensitive and qualified that we have worked with. Our interpretation projects, both on-site and remote, have consistently been a fantastic experience.”

Jennifer OrfordJMO Communications

“Machine translation is such an important technology for our business, but we were struggling to get it right. Effectiff was able to select and train the right engines for our specific needs, and the results have been amazing.”

Kim WiddessSpecial Olympics

The world is moving at a breakneck pace, and you have enough on your plate even without worrying about translation and localization. Let Effectiff’s 20+ years of expertise take the lead, so that you can get back to running your business.