Creating for translators

A translation workspace for modern desktops

Transbox brings selection, document, and CAT translation tools to Windows—fast, private, and local-first.

Everything needed for translation

A complete set of tools designed for freelancers, localization teams, and businesses.
text translation
Select multiple machine translation engines to translate text instantly.
Selection translation
Hover to select any text on the screen for instant translation.
Screenshot OCR
Crop any area, recognize text, and translate with one click.
Documents & Images
Upload PDFs, Word documents, or images and export translated files in seconds.
localization file
Translate structured files such as JSON, YAML, CSV, etc. and preserve context.
Translation memory
Store, import, merge, and fuzzy retrieve translation memories across projects.
terminology library
Manage the term library, automatically recognize terms, and keep terms consistent.
File Tools
Split, merge, convert PDFs, and convert documents to Markdown.
AI chat
Chat with leading AI models or connect your own.

From original text to translation in three steps

No complicated configuration required - install and start translating in minutes.

Install and Login

Download the Windows client and create your free account.

Access to translation engine

Add your MT API keys or private enterprise engines in one place.

Translate anywhere

Translate selected text, screenshots, and files with translation memory and glossaries.

Advanced capabilities

  • Use your own MT API keys for direct, private access.
  • Add your company's own translation engine.
  • The local HTTP interface allows third-party tools to query memory and machine translation.
  • Brand and customize the software and apply for exclusive features.
  • Privatize deployments to manage permissions and count internal usage.
  • Regular local backups ensure the safety of your corpus.

Data security

  • The translation corpus is stored on your local machine without risk of leakage.
  • Machine translation requests are encrypted in transit.
  • We do not collect any behavioral data from you during your work.
CAT Tools Comparison

How to choose between Transbox and Trados, memoQ, Memsource, or Smartcat?

Different computer-aided translation tools are geared towards different workflows. Here, we will first compare basic capabilities such as usage, translation memory, terminology, machine translation, document processing, and teamwork to help individual translators and localization teams make quick judgments.
Transbox, Trados Studio, memoQ, Phrase TMS (formerly Memsource) vs. Smartcat Basic Features
Basic abilitiesCurrent ProductTransboxDesktop translation toolbox for individual translators and lightweight localization workTrados StudioMature professional CAT editing, proofreading, and translation project environmentmemoQ translator proProfessional CAT tools that emphasize translator productivity, corpus reuse, and interoperabilityPhrase TMS (formerly Memsource)Organization-Oriented Cloud Translation Management System and Localized Workflow PlatformSmartcatCloud platform that combines AI translation, online CAT editing, and team collaboration
Product positioningDesktop Translation ToolboxProfessional CAT and Project Management EnvironmentProfessional CAT translation environmentCloud TMS and CAT EditorCloud-based AI translation and CAT platform
Main usage methodsWindows DesktopThe Windows desktop also provides browser operation.Windows DesktopBrowser and cloud workspace-basedThe browser can be used online without downloading or installing.
local data workflowCorpora is stored locally by defaultSupports on-premises desktop projects, or cloud-basedLocal desktop workflow that connects to memoQ serverMainly focusing on cloud projects and language assetsPrimarily using cloud workspaces
translation memoryManagement, Import/Export, Deduplication and RetrievalMature TM matching and reuseContext TM, Fuzzy Matching and Consistency RetrievalContextTM, Pretranslation, and Project ReuseOnline TM, Context Matching and Multiplexing
terminology libraryManagement, import and export, and text term recognitionintegrated terminology managementIntegrated Term Library and Term ExtractionMultilingual Terminology and Quality CheckOnline Terminology and Brand Language Assets
machine translation integrationMulti-engine and custom APIsIntegrating MT with generative translation capabilitiesSupports multiple translation resources and automatic suggestionsProject-level MT and pre-translation workflowsAI translation and human proofreading workflow
Documents and Document TranslationPDF, Word, Pictures and Structured DocumentsFor multi-format professional translation projectsSupports multiple professional translation file formatsCloud translation projects for multiple formatsSupports multiple online document translations
Word marking/screenshot translationBuilt-in word selection, screenshots, and OCR translationNot the main product scenarioNot the main product scenarioNot the main product scenarioNot the main product scenario
Team and Project CollaborationFocusing on personal desktop workflows, scalable privatization solutionsProject management and cloud collaboration capabilitiesCollaboration via memoQ serverCloud projects, roles, and vendor collaborationBrowser Real-time Collaboration and Project Communication
More suitableUsers who want to complete daily translation, corpus management, and quick translation in one desktop toolRequires professional translators and teams with full CAT editing, complex file compatibility, and a mature industry ecosystem.Professional translators who value terminology, context matching, LiveDocs, and other CAT format compatibilityTeams that need cloud project management, vendor collaboration, automation, and enterprise localization processesTeams looking to collaborate in real time via browser and connect AI translation and language service resources.
Data Update:2026-07Mobile devices can swipe left and right to view the complete table.
Model selection tips

It's not about who replaces whom, but about who fits your translation workflow better.

Professional CAT editors, cloud-based TMS, and desktop translation toolkits address different levels of problems. First, identify the tasks you handle most frequently, and then assess migration costs, data locations, and collaboration methods.

What is the difference between Transbox and Trados Studio?

Trados Studio is a mature CAT environment for professional translators and complex projects, with strengths in segmented editing, proofreading, translation memory, and an industry ecosystem. Transbox is more like a lightweight desktop translation toolkit, bringing text, word marking, screenshots, document translation, and corpus management together in one daily workflow.

Which is better for individual translators, Transbox or memoQ?

memoQ is more suitable if your work relies on full CAT editing, context matching, LiveDocs, or your customer's memoQ server; If your main needs are daily quick translation, document processing, local corpus management, and a custom machine translation engine, Transbox offers a more straightforward way to get started.

What is Memsource called now? Is it positioned the same as Transbox?

Memsource has been renamed Phrase TMS. Phrase TMS primarily serves cloud translation project management, automation, and team collaboration; Transbox primarily uses personal desktop workflows and local corpora, but the two are suitable for different use cases.

What are the main differences between Transbox and Smartcat?

Smartcat emphasizes in-browser AI translation, CAT editing, and real-time team collaboration. Transbox is a desktop tool, more suitable for users who value local corpora, word marking and screenshot translation, and who want to configure their own machine translation interface.

The above is a comparison of basic capabilities and product positioning, and does not represent complete features, price, or version differences. The features of each product will be continuously updated. Please refer to the corresponding official instructions before selecting a model.

Translator's Choice

What users say

"Having used many tools, Transbox is the one that amazes me the most. Document translation is completed instantly, and word marking and screenshot translation are easy, safe, and reassuring."

"Localization work used to be painful, but Transbox is intuitive, one-click everywhere, fast and accurate, and prioritizes privacy. I love it."

"Transbox doubled my efficiency, corpus management is a savior, stable and secure, highly recommended."

"As a cross-border seller, I translate extensively every day, and Transbox is a savior—it's fully functional, simple and easy to use, and the data is private."

Start translating smarter today!

Download Transbox for fast, simple translation.