About These Calculators
Technical photography calculators for hobbyists and professionals. Calculate depth of field, figure out print sizes, and determine aspect ratios.
Photography Calculators
3 toolsDepth of Field Calculator
Calculate near focus, far focus, and hyperfocal distance for any lens
Print Size Calculator
Calculate maximum print size and aspect ratio from your photo's pixel dimensions
Aspect Ratio Calculator
Calculate, convert, and scale aspect ratios for any resolution
Frequently Asked Questions
Are these photography calculators free?
Yes, all 3 calculators are completely free with no signup required. They run entirely in your browser — no data is sent to any server.
How accurate are these calculators?
Our calculators use industry-standard formulas and are regularly updated. However, they provide estimates — always verify critical calculations with a professional in the relevant field.
Can I use these calculators on my phone?
Yes, all calculators are mobile-responsive and work on any device with a web browser. No app download needed.
Do you save my calculations?
No. All calculations happen in your browser. We don't store any of your inputs or results. Your data stays on your device.
Can I embed these calculators on my website?
Select calculators offer embed codes that you can copy and paste into your website or blog. Look for the "Embed This Calculator" section on individual tool pages.