Doc2Lang: High-Quality, Secure AI-Powered Document Translation

Doc2Lang is a powerful, user-friendly AI translation service that leverages cutting-edge GPT-4 Turbo technology to deliver fast, accurate, and professional human-level translations across over 100 languages. Designed for individuals and professionals alike, it excels at preserving intricate formatting—such as fonts, graphics, bullet points, formulas, speaker notes, embedded media, table of contents, CSS styles, and positioning—making it ideal for business documents, multimedia files, and complex layouts. With support for a wide range of file types including PDFs, Word, Excel, PowerPoint, CSV, EPUB, video (MP4, AVI, MOV, MKV, WebM), audio (MP3, WAV, M4A, OGG, AAC, FLAC), subtitles (SRT, WebVTT, ASS), and even image-based documents via OCR, Doc2Lang simplifies multilingual communication without sacrificing quality or security. The platform ensures data privacy with HTTPS encryption, automatic file deletion after 14 days, and a strict no-data-retention policy that prevents user content from being used to train public AI models. Users can upload files in bulk using ZIP archives, preview translations for free before committing, and pay only for what they use through a transparent token-based system.

Key Features:

• AI-Powered Translation with GPT-4 Turbo: Delivers high-quality, context-aware translations across over 100 languages.
• Extensive File Format Support: Translates PDFs, Word (DOCX), Excel (XLAM, XLSM, XLSX, XLTM, XLTX), PowerPoint (PPTX), CSV, EPUB, HTML, InDesign IDML, images (JPG, PNG, JPEG, GIF, WebP), videos (MP4, AVI, MOV, MKV, WebM), audio files (MP3, WAV, M4A, OGG, AAC, FLAC), and subtitles (SRT, WebVTT, ASS).
• OCR for Scanned Documents: Extracts text from image-based PDFs or paper documents with precision.
• Format Preservation: Maintains original formatting including fonts, graphics, bullet points, formulas, speaker notes, embedded media, table of contents, chapter structure, CSS classes, JavaScript, styling, effects, and positioning.
• Batch Processing via ZIP Uploads: Efficiently translate multiple files at once by uploading them in a single archive.
• Free Preview Option: Test translation quality with a free partial preview before paying.
• Pay-Per-Use Billing Model: No subscriptions or monthly fees—users pay only for the tokens used, with volume discounts available.
• Token-Based System: 1 credit = 100 tokens; credits never expire and can be purchased in bulk at reduced rates.
• Enhanced Security & Privacy: All data transfers encrypted via HTTPS; files automatically deleted after 14 days or manually removed anytime. No user content is used to train public AI models.
• Secure Payment Processing: Payments handled through Stripe with no storage of card details by Doc2Lang.
• Cross-Platform Tools: Includes PDF-to-Text and Video-to-WAV conversion utilities for added flexibility.

Pricing: Doc2Lang operates on a usage-based pay-per-use model with volume discounts: $0.50 per 1K tokens (1–20K), $0.25 per 1K tokens (20K–60K), and $0.10 per 1K tokens (60K+). Credits are non-expiring and can be purchased in bulk for better rates. A free preview is available before payment, though post-payment refunds are evaluated case by case. Enterprise pricing is accessible upon contacting support.

Conclusion: Doc2Lang stands out as a secure, intelligent, and flexible translation solution that combines high-fidelity formatting retention with powerful AI-driven accuracy—perfect for professionals needing reliable multilingual document conversion without long-term commitments.