Toolstud.io calculation examples

This website contains a bunch of web-based tools that I have developed through the years. These are some examples of how to use them. This page gives you 10 examples at random. Refresh the page to see other examples!

How could you use these tools?

If I'm showing an HD video on a scope screen, how much of the screen am I using?
Click on photo >> aspect
Fill in 1920 x 1080, look at "scope screen" letterboxing: 74.4% is used.
My mobile 4G data allowance is 5GB/month. How much is that per day or per hour?
Click on data >> bandwidth
Fill in 5GB/mo. This is equivalent with 167MB/day or 7MB/hr
How big is a 15-minute 1080p25 movie in ProRes 4444?
Click on video >> bitrates
Look up 1080p25: 275 Mbps. Click on the 2.06 GB/min and fill in 15 minutes. This adds up to 30.9 GB!
What is the RGB color #F60 in CMYK?
Click on color >> rgb
Fill in F60. In CMYK this would be (0, 0.6, 1, 0)
If I can drive at 95km/hr on average, how far can I get in 16 hours of driving?
Click on calculate >> distance
Fill in 95 km/hr and 16 hours. This will give you 1520 km or 944 mile of distance.
I want to print a 50x70cm poster at 300dpi, what pixel resolution do I need?
Click on photo >> dpi
Fill in 50 cm, 70 cm and 300dpi, and you get 5907px x 8268px
Radioactive decay of Carbon-14
Click on calculate >> exponential
Carbon-14 has a half-life of 5730 years
Exponential growth of virus COVID-19 in USA
Click on calculate >> exponential
There were 1714 people infected in the US on 15 March 2020, and over 100.000 14 days later.
I have a 30-second TV commercial at 25fps, what happens if I convert it to 24fps (cinema)?
Click on video >> framerate
Fill in 25 (input) fps, 30 sec and 24 (output) fps. Results: your cinema spot will be 31.25 sec.
I can write to my USB stick at 13 MB/s. So how much can I write in 15 minutes?
Click on data >> filesize
Fill in 13 MB/s and 15 minutes. This will give you 11.7 GB in those 15 minutes.