AI Machine Translation CAT Tool for Professional Translators
Doc3™ is a full-featured CAT tool with built-in AI machine translation and full auto mode delivering near-perfect results. Translate entire documents directly between any languages and work with Trados, MemoQ, and other industry formats.

Doc3 ™ is a translation tool for those who want to take on professional translation but do not want to be fleeced by extensive license fees.
Doc3™ helps every translator — from beginners to seasoned professionals — work faster and smarter.
Translate any type of document quickly and accurately, with consistency and reuse of previously translated text.
Doc3™ includes all essential CAT tool features: translation memory management, glossary management in your private cloud, and full editing support for Trados, MemoQ, and many other formats. Translate directly between hundreds of language pairs with unlimited volume, powered by advanced AI neural machine translation for near-perfect results.
At just $15/month — making it the most affordable CAT tool on the market — Doc3™ also offers a one-month free trial.

Translate directly among
hundreds of language combinations with unlimited volume.
Doc3 ™ provides AI-powered Machine Translation delivering near-perfect translation results.
Why subscribe to Doc3™
For only $15/month, you get:

1. Create an account.
2. Run a free 30-day trial.
3. Try all the extended functionality of Doc3™
New subscribers get an exclusive 20% discount for the first three months. No credit card required.
Doc3™ Pro is the most affordable CAT tool on the market
The Pro subscription includes everything a professional translator needs:
- Unlimited Projects and Translation Volume
- Private Cloud Space
- Private Neural MT for Hundreds of Languages
- Real-time QA, incl. Style Guides (to spot e.g. number errors, tag errors, punctuation, consistency issues, wrong/missing glossary terms, etc.)
- Translation Memory Management and Glossary Management
- Direct Translation Among Hundreds of Language Combinations
These are barebones essentials that parttime and fulltime translators use, but free from external clutter and confusing settings, with a very affordable price.
Create an account and try all the extended functionality of Doc3™ in a free 30-day trial.
New subscribers receive a 20% discount for the first three months.
Ideal if you want to make a living on supplying highly accurate professional translation while saving time and cost.
Doc3™: Developed by idioma®
The Doc3™ solution has been developed by the idioma® group, specializing in high-volume industrial translation since 1980.
Doc3 started out as an experiment in 2010, and has been continuously developed and improved over time. Today, the solution is hosted in the cloud and is now supported by both AI and Large Language Models. It is used by thousands of linguists on a daily basis to support our day-to-day operations, but it is also available as a subscription model at very favorable rates to translators and editors across the world.
Doc3 features everything a professional linguist needs from instant, high-quality machine translation proposals and a superior browser-driven editing environment to editable style guides and real-time QA that spots even the slightest mistakes.