What annoys you the most about current online PDF tools?

I’m building iKeepPDF, a lightweight online PDF toolkit focused on:

• simplicity

• larger file support

• and privacy (avoiding file storage whenever possible)

Curious what people actually dislike most with existing PDF websites:

• file limits?

• slow processing?

• ads?

• privacy concerns?

• too many paywalls?

Would love honest feedback before launch 🙌