1. 50MB is very huge file to render in browser, i've called out it will support upto 25K lines.
2. it as has beautiful dark mode.
3.it supports side by side char level highlight.
The input data will not be passed on to any server which include ads as well. The input will not be persisted so no way the data is accessible other that the user.
This can be tested by disabling the internet and checking the diff.
Can you please share the link of diff? You can copy it from the website after input by clicking share as url button, so that it will easy for me to debug. Thanks for the feedback.
Never had a need to do table comparison. Looks like customised csv diff comparison. Will look into and see if i can add it as feature or different page/tool.
To be honest. Never really thought about it fully. I don't know monetization plan as well. I just wanted to create better private version of diff checker and merge. Will think through and update here.