TransFlash is the fastest way to translate entire documents — with a side-by-side view, glossary, and inline editing. 100% private. Your files never leave your device.
🔒 No signup required · Free for 5 files/month · Pro from $6/month
Q4 Performance Review
Our company achieved record-breaking revenue this quarter, with international markets contributing 42% of total growth.
Customer retention improved to 94%, driven by our new onboarding experience and faster support response times.
Đánh giá hiệu quả Q4
Công ty chúng tôi đã đạt doanh thu kỷ lục trong quý này, với thị trường quốc tế đóng góp 42% tổng mức tăng trưởng.
Tỷ lệ giữ chân khách hàng tăng lên 94%, nhờ trải nghiệm onboarding mới và thời gian phản hồi hỗ trợ nhanh hơn.
Most translation tools ruin your layout, lose your formatting, or force you to re-type everything. TransFlash fixes that.
Built for translators, localization teams, and anyone who ships international content.
See source and translation in parallel with synchronized scrolling. Compare page-by-page, never lose context.
DOCX and PPTX output keeps every font, color, table, image, chart, and page break exactly as the original.
Click any translated segment to refine it. Lock reviewed pages so your team doesn't overwrite finished work.
Enforce brand names, product names, and technical terms so nothing gets mistranslated across the whole document.
100% client-side processing. Your documents never get uploaded to a shared server — safe for NDAs and contracts.
AI-powered chunked translation finishes a 40-page document in under 2 minutes. Pro users get priority speed.
English, Vietnamese, Japanese, Korean, Chinese, French, German, Spanish, Portuguese, and more — all production-quality.
Save your project as a .tao file and continue translating later — on any device, with glossary and review state intact.
Whether you're a solo translator or a global team, TransFlash slots into your workflow.
Chapter-by-chapter translation with consistent terminology.
Proposals, reports, and contracts ready for any market.
NDAs and contracts stay private — processed locally.
Papers and theses with preserved citations and figures.
Engineering docs with tables, diagrams, and specs intact.
Pitch decks and proposals translated in minutes.
Shared glossary keeps terminology consistent across projects.
Deliver polished translated documents faster than ever.
Real feedback from people who translate documents for a living.
"I used to spend 3 hours per contract fixing Google Translate's broken formatting. TransFlash gives me the finished DOCX in 10 minutes — with our glossary enforced. Complete game changer."
"The side-by-side view with synchronized scroll is perfect for reviewing AI output. And knowing our client contracts never leave my laptop is a huge selling point when pitching new work."
"We localize engineering manuals into 6 languages. TransFlash's glossary keeps product names perfect across thousands of pages — something DeepL could never do for us."
No credit card required for the free plan. Cancel Pro anytime.
Perfect for occasional translations
For professionals and teams
Everything you need to know before starting.
TransFlash is an AI-powered document translation platform that translates Microsoft Word (DOCX) and PowerPoint (PPTX) files while preserving the original layout, fonts, images, tables, and formatting. It offers a unique side-by-side parallel view so you can compare source and translation page-by-page, edit inline, and manage a custom glossary for consistent terminology.
Google Translate and DeepL translate plain text. TransFlash is built specifically for full documents: it keeps every image, chart, bullet point, page break, and font styling exactly where it was, so you can download the translated file ready to use. TransFlash also adds a side-by-side comparison viewer, an editable glossary, inline correction, and processes everything client-side — your files never leave your browser.
Yes. TransFlash is designed privacy-first: your document is processed in your browser and never stored on our servers. This makes it safe for NDAs, legal contracts, medical records, internal reports, and any confidential material.
Yes. The Free plan gives you 5 files per month and up to 40 pages per document, with access to all core features including the glossary, side-by-side view, and project save. No credit card required. Pro unlocks unlimited files and pages starting at $6/month when billed yearly.
TransFlash supports 18+ languages including English, Vietnamese, Japanese, Korean, Simplified Chinese, Traditional Chinese, French, German, Spanish, Portuguese, Italian, Russian, Arabic, Thai, Indonesian, Dutch, Polish, and Turkish. We're adding more regularly.
Absolutely. Every translated segment is editable inline — just click and type. You can also lock reviewed pages to prevent accidental overwrites, and enforce your custom glossary so brand names and technical terms stay consistent throughout the document.
TransFlash currently supports Microsoft Word (.docx) and Microsoft PowerPoint (.pptx). The translated output is delivered in the same format with the original formatting fully preserved. PDF support is coming soon.
You can cancel anytime from your Lemon Squeezy customer portal. No questions asked. You'll keep Pro access until the end of your current billing period.
Join 10,000+ translators who ship faster with TransFlash. No signup required.
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