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Privacy
Your files are not sold or used to train models.
Free forever · Privacy first
File conversion that respects your time and your files
We built ConvertX because everyday format problems should not cost money, require an account, or send your documents to unknown servers.
Our founding story
Why we started
It started with a familiar frustration: another converter hiding basic exports behind a paywall, another site uploading a private PDF without explaining where it goes. We asked a simple question — what if conversion stayed fast, honest, and free? ConvertX is the answer: a multilingual toolbox for images, audio, video, documents, archives, and dozens of other formats, designed for real work and real privacy.
The people behind the product
Who builds ConvertX
We are developers and designers who convert files every day — presentations, podcasts, social posts, and personal archives. We focus on clarity over clutter: readable labels, format guides on every tool, and no dark patterns around the download button.
- ✓ Browser-first processing whenever the format allows it
- ✓ Server jobs auto-deleted — typically within about an hour
- ✓ English, Russian, and Armenian from day one
- ✓ No watermarks and no “Pro” gate on core presets
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Speed
WebAssembly and modern APIs where they shine.
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Access
Free tools for everyone — no signup required.
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Clarity
Guides and blog posts that explain format trade-offs.
Where we are now
How ConvertX evolved
From a handful of image presets to a broad catalog spanning documents, media, archives, fonts, and more — always with the same promise: core conversion stays free.
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Started
A small set of browser-based image converters with a privacy-first mindset.
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Expanded
Added server pipelines for PDF, Office, video codecs, and specialized formats — with automatic deletion after processing.
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Today
~180 formats, three languages, format guides on key pages, and a blog that helps you choose the right export.
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Next
More presets, sharper guides, and the same free-forever commitment.
Mission & vision
Make format choices simple — and keep them free
We want anyone, anywhere, to convert files confidently without paying for basic features or guessing what happens to their uploads. Ads may help cover hosting, but they never block the convert button or download link.
— The ConvertX team
Why ConvertX stays free — forever
We built this project so anyone can convert files without paywalls, accounts, or hidden limits. Here is what that promise means in practice.
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Free tools today — and always
Every converter on ConvertX is free to use: no trials, no premium tiers, and no credit packs. We will never put core conversion features behind a subscription. Whether you convert one photo or a hundred files a week, the price stays zero.
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Privacy-first processing
Many image, audio, and video conversions run entirely in your browser. Your files never leave your device for those jobs. When server processing is required for documents or specialized formats, uploads are handled securely and removed automatically — typically within one hour.
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How we keep the lights on
Running servers and maintaining conversion engines costs money. Instead of charging users, we may show unobtrusive advertisements from partners such as Google AdSense. Ad revenue helps us cover hosting and development while keeping every tool free for everyone.
File formats: what to choose
A quick guide to strengths and trade-offs of popular formats — so you pick the right one before converting.
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Images
Raster and vector graphics for web, print, and photography.
Common extensions: PNG, JPG, WebP, AVIF, GIF, SVG, HEIC, TIFF
Advantages
- + WebP and AVIF offer excellent compression for the web
- + PNG keeps transparency and sharp edges
- + SVG scales without quality loss
Disadvantages
- − RAW and TIFF files are large and slow to share
- − JPEG loses quality on every re-save
- − Some formats are not supported in older browsers
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Documents
Office files, PDFs, ebooks, and plain text.
Common extensions: PDF, DOCX, XLSX, PPTX, ODT, EPUB, TXT
Advantages
- + PDF locks layout for printing and sharing
- + DOCX and ODT are easy to edit collaboratively
- + Plain text works on any device
Disadvantages
- − PDF is hard to edit without special tools
- − Complex layouts may shift after conversion
- − Scanned PDFs need OCR for editable text
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Video
Clips, streams, screen recordings, and movies.
Common extensions: MP4, WebM, MOV, MKV, AVI, MPEG
Advantages
- + MP4 (H.264/H.265) plays almost everywhere
- + WebM is efficient for web embedding
- + MKV can hold multiple audio and subtitle tracks
Disadvantages
- − High-resolution video needs lots of storage and bandwidth
- − Re-encoding always takes time and may reduce quality
- − Some codecs require licensing for commercial use