Built a Free All-in-One Tool Platform for Developers & Students — Would Love Your Feedback

I created a browser-based tool platform that combines multiple utilities in one place: 👉 https://shrinkifyv.netlify.app/ Current features include: JSON formatter & validator QR code generator CGPA / grade calculator Image, audio & video tools Some basic developer utilities I need your suggestions on this like Features What’s missing that you’d actually use? Which tools feel useless? Anything confusing or unnecessary? Feel free to be brutally honest — that’s exactly what I need right now. Even small suggestions (UI tweaks, tool ideas, improvements) would help a lot. Thanks in advance