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AI PDF and Image Translation in One Workspace
LingFlow is an online workspace for translating PDFs and text in images, aiming to preserve their layout and organizing source files and translated results in projects and a central file library. Use it to localize technical documents, product images and marketing content, then preview and download the translated assets.
Explore LingFlow · Open the translation workspace · View pricing
Registration is required. New users receive 1,000 trial credits, valid for one calendar month from registration; check your account for the exact expiry. This is a limited free trial.
LingFlow's English homepage, captured on October 18, 2026.
LingFlow brings translation tasks and multilingual content management into one workspace.
| Capability | What you can do |
|---|---|
| AI PDF translator | Translate PDF documents while aiming to retain page structure, tables and illustrations. |
| Scanned PDF translation | Use OCR to recognize and translate scanned text; quality depends on scan clarity. |
| PDF results | Preview and download translated-only and bilingual PDF results available in the task details. |
| AI image translator | Translate text in JPG/JPEG, PNG and WebP images and download the resulting images. |
| Translation projects | Add files, configure languages and track task progress together. |
| File library | Find, filter, rename, preview and download source files and translated assets. |
The website describes support for 100+ languages. PDF and image translation have different language lists: check the options for your file type. Common needs include English–Spanish documents, English–Chinese manuals and Chinese–Japanese product images.
- Open the workspace and sign in with Google or register with an email address.
- Create a translation project and upload files or select files from your library.
- Choose the source and target languages available for each file type.
- Review the estimated credit cost, name the project and start translation.
- Track progress in the project and open completed results to preview them.
- Check terminology, numbers and layout, then download the available PDF or image results.
Batch upload is listed among paid-user benefits on the pricing page. Up to 20 files per batch can be added; tasks are scheduled in the background, so this does not mean all 20 translate simultaneously.
These comparisons show selected document and visual-content layouts. Review important translations before publishing or using them.
Compare a wiring manual's section headings, diagrams, warnings and parameter table. Technical and safety instructions require qualified review before use.
| English technical document | Chinese translated document |
|---|---|
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Compare the headline, promotional copy and headphone photograph. The offer shown belongs to the poster content; it is not a LingFlow promotion.
| English headphone poster | Spanish headphone poster |
|---|---|
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Compare product labels, dimensions and the specification table. Some wording about uses and care differs between the two versions; review the Japanese copy before publication.
Left: Chinese product image. Right: Japanese translation. The side-by-side arrangement is for comparison and does not describe an image export mode.
Image sources and preparation notes
LingFlow uses credits for translation and offers a limited trial, 30-day passes and permanent credit packs.
| Item | Current terms |
|---|---|
| New-user trial | 1,000 credits; one calendar month from registration, with exact expiry shown in the account. |
| Standard PDF translation | 10 credits per page; PDF billing uses the page count verified during processing. |
| Image translation | 30 credits per image translation task. |
| PDF upload size | Up to 50MB per file. |
| Image upload size | Follow the current upload prompt in the workspace. |
| Batch size | Up to 20 files; batch upload is listed as a paid benefit. |
| 30-day passes | One-time payment; credits expire 30 days after payment confirmation. No auto-renewal. |
| Credit packs | One-time purchase; credits never expire. No auto-renewal. |
Review the estimate before starting. Failed translations return credits according to the current pricing FAQ. See LingFlow pricing for current prices and terms.
LingFlow provides 1,000 trial credits for new registered users, valid for one calendar month. Further usage is available through paid passes or credit packs.
LingFlow aims to preserve page structure and visual layout. Complex tables, unusual fonts and low-quality scans can affect results; check the translated document before use.
Yes. LingFlow supports OCR and translation for scanned PDFs. Clear scans improve recognition; inspect numbers, labels and small text in the result.
LingFlow supports translated-only and bilingual PDF results. Open the task details to see and download the available output files.
PDFs can be up to 50MB each. Check the page count and credit estimate before submitting a long document. Batch upload supports up to 20 files and is listed as a paid benefit; background scheduling determines processing order.
A built-in image post-editor is not currently available. Preview and download the result, then use an external editing tool for changes to text or design.
No. Files are uploaded for processing and stored in your account's file library. You can manage and delete files there. See the privacy policy for data handling details.
It means keeping source files and translated results organized in translation projects and a central file library so they can be found, reviewed and reused.
- PDF translation guide: OCR, bilingual output and layout review.
- Image translation for ecommerce: product labels, dimensions and marketing copy.
- Workspace, credits and privacy: project workflow, credit expiry and file handling.
- AI PDF translator · AI image translator · Ecommerce localization
- LingFlow Help Center · Contact LingFlow through the website's Contact Us control
- Contribute documentation improvements
This is LingFlow's official product overview and documentation repository. The online service is available at lingflow.ai. Product facts checked on October 18, 2026; current workspace prompts and pricing terms apply.