Real tools. Real formulas.
Nothing hidden.
Free calculators, PDF tools, image tools, and text tools that show their work. Everything runs in your browser — nothing is ever uploaded.
No tools match “” — try a different word.
Weight, cost & fabrication math
Invoices, resumes & everyday essentials
Merge, split & optimize your documents
Convert, check & clean your photos
Count, convert & clean up text
Three steps. No signup.
Pick a tool
Search by name, or browse calculators, PDF, image, text and business tools.
Enter your numbers
Type your values or upload your file. Nothing is sent to a server.
Get your result
Instant answer, updated live. Copy, save, or print it — free, every time.
Built differently, on purpose
Privacy-first
Image tools process your files entirely in your browser. Nothing is uploaded, stored, or seen by anyone else — ever.
Verified formulas
Every calculator is checked against manufacturer data or official engineering standards — not guessed.
No account, no email, no waiting. Open a tool and start using it immediately.
No heavy scripts, no bloated pages. Tools load instantly, even on a slow connection.
Whoever needs a straight answer
Engineers & Fabricators
Material weight, bend allowance, welding cost — real numbers for real jobs.
Check print resolution, strip metadata, or convert formats — without uploading a single file.
Invoices, receipts, resumes and certificates — the paperwork side of running a business, sorted in minutes.
Common questions
Is BytePriva really free?
Yes — every calculator, PDF, image, text and business tool is completely free, with no premium tier, usage limits, or hidden fees.
Do I need to create an account?
No. Every tool works immediately, with no signup, login, or email required.
Are my files or photos uploaded anywhere?
No. Tools process everything directly in your browser using your device's own processing power. Nothing is ever uploaded, transmitted, or stored on a server.
How accurate are the calculators?
Every formula is checked against manufacturer data sheets or official engineering and industry standards before publishing. Sources are noted on each tool's page.
Are new tools added regularly?
Yes — new calculators and business tools are added on an ongoing basis. Use the search bar above, or check the category pages for the full, current list.