Firestore is perfectly usable on the backend without a client app . But if you are shipping an app, I’d strongly recommend integrating Firebase Authentication first, and you should think carefully about structuring your data and rules from there.
Read moreCan I use Firestore without authentication?
To be honest, without Firebase Authentication, it’s not possible to accept writes to a database without Authentication and also avoid abuse, since anyone could write anything from anywhere on the internet. This could also cost you large amounts of money if someone discovers your “open” database.
Read moreIs firestore paid?
Note: Firestore offers free quota that allows you to get started at no cost.
Read moreHow much does firestore cost?
US (multi-region) Pricing beyond the free quotaDocument reads$0.06 per 100,000 documentsDocument writes$0.18 per 100,000 documentsDocument deletes$0.02 per 100,000 documentsStored data$0.18/GiB/monthUnderstand Cloud Firestore billing | Firebase Documentation firebase.google.com › docs › firestore › pricing
Read moreCan I use Firebase for free?
Firebase offers a no-cost tier pricing plan for all its products . For some products, usage continues at no cost no matter your level of use. For other products, if you need high levels of use, you’ll need to switch your project to a paid-tier pricing plan.
Read moreIs Firebase firestore expensive?
Although Firestore is very affordable with little usage, costs start to increase as you begin to scale. In most cases, the cost of using Firestore at scale is more expensive than other providers .
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