Should I use ads? (I will not promote)

I recently launched my startup and got to 100 users within 5 days. At the end of this month, a startup accelerator will check in on my progress before deciding whether to accept me. Right now, about 80% of my growth is organic. I’ve only spent around $10 on TikTok ads. The mistake I made is that I didn’t use a unique tracking link, so I can’t clearly separate paid users from organic ones. But the TikTok campaign showed a cost per landing page view of about $0.08. My question is: Should I keep running ads wi