The verdict
On the data we hold, Firebase comes out ahead. Here is why, point by point.
What the data says
- Only Firebase has a free plan to start on.
- Both have an API and an MCP server, so either works with AI employees.
- In our Tech stack ranking, Firebase places 39 and Gravity 54 of 72.
Side by side
Plans and pricing
Firebase
- SparkNo-cost plan with free usage limits and no payment method required.Free
- BlazePay as you go: you pay only for usage above the free quotas; new eligible accounts may get 300 USD credit.Free
GR
Gravity
- BasicSingle-site owners needing essential integrations like Mailchimp and HubSpot$59/yr
- ProSmall businesses managing up to three sites requiring Stripe and Zapier$159/yr
- EliteAgencies and developers needing unlimited sites and all add-ons including surveys$259/yr
Prices as the vendors list them. They change often; the final price is on their sites.
Who each is for
Choose Firebase if…
Small product teams and solo developers building a web or mobile app who want sign-in, a database, file storage and hosting managed for them instead of running servers.
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