---
title: AI Document Translator | Instant, Accurate File Translation
description: Translate 80+ file types in 280+ languages with fast, accurate AI document translation. Reliable solutions for all your file translation needs. Get started now.
canonical: https://www.smartcat.com/translate-txt-online/
language: en
updated: 2026-10-19
---

# AI Document Translator | Instant, Accurate File Translation

## AI Online Document Translator for TXT Files

Smartcat's [Document Translation Agent](https://www.smartcat.com/translate-document/) instantly translates over 80 file types, including TXT files, into 280+ languages delivering fast, accurate, and consistent translations.

- [Book a demo](https://www.smartcat.com/book-a-demo/?main-h-translate-txt-online)

- [Start free trial](https://www.smartcat.com/sign-up?main-h-translate-txt-online)

## 5 Simple Steps to Translate Your TXT Files

### Drag and drop files into the Smartcat platform.

![Upload your files](https://gqucouwbfxremfdhdosu.supabase.co/storage/v1/object/public/sc-store/1733694209742Translate_documents_in_five_simple_steps01.webp)

### Select your source and target language(s).

![Choose languages](https://gqucouwbfxremfdhdosu.supabase.co/storage/v1/object/public/sc-store/1733694222040Translate_documents_in_five_simple_steps02.webp)

### The Document Translation Agent runs the translations.

![Click AI translate](https://gqucouwbfxremfdhdosu.supabase.co/storage/v1/object/public/sc-store/1733694236073Translate_documents_in_five_simple_steps03.webp)

### Review translation results and collaborate with human reviewers to ensure quality results.

![Review your files](https://gqucouwbfxremfdhdosu.supabase.co/storage/v1/object/public/sc-store/1733694258982Translate_documents_in_five_simple_steps04.webp)

### Download your translated files.

![Download your files](https://gqucouwbfxremfdhdosu.supabase.co/storage/v1/object/public/sc-store/1733442385341Image_01.webp)

- [Book a demo](https://www.smartcat.com/book-a-demo/?main-12-translate-document)

- [Run Document Translations](https://smartcat.com/sign-up?main-12-translate-document)

## Translate Various File Types With AI Agents

Our AI agents support 80+ formats, ensuring your content is uniformly translated across languages.

### PDF Translator

### Google Docs Translator

### Google Sheets Translator

### Google Slides Translator

### PowerPoint Translator

### Excel Translator

### XLIFF Translator

### TXT File Translator

### HTML Translator

### XML Translator

### Image Translator

### JPG Translator

### PNG Translator

### SRT Translator

### VTT Translator

### MP3 Translator

### MP4 Translator

### WAV File Translator

### MOV Translator

### GIF Translator

## Trusted Globally for AI Agent Document Translation

### 9.6/10

simple setup

### 9.3/10

ease of use

### 1,000+

global corporate clients

### 20%

Fortune 500 usage

Improve Your TXT File Translations With AI Agents

Meet with our experts to discuss how our AI agents can speed up your current translation processes.

- [Book a Personalized Demo](https://www.smartcat.com/book-a-demo/?main-12-translate-document)

## Proven Results With AI-Powered Translation

### 99%

### Translation Accuracy

AI agent and human review workflows ensure reliable translation outcomes.

### 4x

### Faster Turnaround

Save weeks by translating documents in seconds.

### 10x

### Increased Output

Expand your content without compromising ROI.

## No Compromise on Quality, Speed, or ROI

### 70%

### ROI Savings

Achieved 70% ROI savings for Stanley Black & Decker

- [Read Case Study](https://www.smartcat.com/cases/stanley-black-and-decker/)

### 31 hours

### Saved Monthly

Saves 31 hours for Babbel’s teams

- [Read Case Study](https://www.smartcat.com/cases/babbel/)

### 400%

### Faster Translation

Smith+Nephew saw a 400% increase in speed

- [Read Case Study](https://www.smartcat.com/cases/smith-nephew/)

Translate Documents Quickly With Smartcat's AI Agents

Accelerate your global content production with AI agents that adapts and improve with your team's feedback.

- [Book a demo](https://www.smartcat.com/book-a-demo/?main-f-translate-document)

- [Translate Your TXT Files Now](https://smartcat.com/sign-up?main-f-translate-document)

## Frequently Asked Questions

### Why translate documents with Smartcat?

Documents power nearly every workflow, but translating them manually is time-consuming and error-prone. Smartcat's [Document Translation Agent](https://www.smartcat.com/translate-document/) removes the copy-paste, the formatting fixes, and the back-and-forth, so teams can move faster and scale without sacrificing quality.

Smartcat's library of AI agents remove repetitive tasks and streamline everyday workflows, helping teams produce and launch content faster, with less manual work and fewer tools.

### Can I translate a document using AI?

Yes. Our [Document Translation Agent](https://www.smartcat.com/translate-document/) translates editable documents — like Word, TXT files, Google Docs, or training guides — while preserving formatting, structure, and brand voice.

Upload your file to the Smartcat platform, select your source and target language(s), and let our AI agent handle the translation while preserving the original formatting.

### Is Smartcat's AI translation accurate?

Our AI agents deliver over 95% accuracy on the first pass. For optimal results, invite [professional human reviewers](https://www.smartcat.com/marketplace/) to fine-tune the translation results to ensure high quality outcomes and improve the agents for the next project.

### What are the benefits of AI document translation?

Documents power nearly every workflow, but translating them manually is time-consuming and error-prone. Smartcat's [Document Translation Agent](https://www.smartcat.com/translate-document/) removes the copy-paste, the formatting fixes, and the back-and-forth, so teams can move faster and scale without sacrificing quality.

### How fast does AI translate documents?

Most documents are translated within seconds, drastically reducing traditional turnaround times saving you time and money compared to traditional translation processes.

### Can I translate documents into multiple languages?

Absolutely. Smartcat's [Document Translation Agent](https://www.smartcat.com/translate-document/) supports translations in over 280 languages, helping you reach a global audience.

### What are the benefits of translating marketing documents with AI agents?

Smartcat helps marketing teams create, translate, and localize content at the same time, so campaigns are ready to launch in every market—faster. With expert-enabled [AI agents](https://www.smartcat.com/ai-agents/), you get consistent, on-brand messaging in every language without the delays of traditional workflows. Instantly translate campaign briefs, training docs, one-pagers, and more.

### Can I translate PDF files with AI?

Yes. Our [PDF Translation Agent](https://www.smartcat.com/pdf-translator/) extracts text from static PDFs, translates it, and rebuilds the document with your original layout and design.

### Can I translate scanned documents?

Yes. Our AI agents' OCR extracts text from [scanned PDFs](https://www.smartcat.com/pdf-translator/) and [images](https://www.smartcat.com/image-translator/) (PNG, GIF, JPG) so you can translate your documents while maintaining the original format.

### Can Smartcat's AI agents translate PowerPoint presentations?

Smartcat's Document Translation Agent translates file types [including PPT files](https://www.smartcat.com/blog/translate-ppt/). The agent keeps the slideshow structure intact while translating the content.

### Can I translate video, audio, and subtitles?

Yes, Smartcat's [Media Translation Agent](https://www.smartcat.com/video-translation/) translates spoken content in audio and video files into multiple languages. Outputs include subtitles or voiceover, depending on your needs. This agent supports a wide array of multimedia formats—including SRT, VTT, AVI, MP4, MP3, and MOV—to ensure your videos are translated seamlessly.