Database Hosting

 Free backend hosting

 https://free-for.dev/#/?id=dbaas

Service	Type	Storage	Limitations
Amazon DynamoDB	⚠️ Proprietary NoSQL	25 GB	⚠️ Payment method required
Amazon RDS	⚠️ Proprietary RDBMS		⚠️ Only free for 1 year
Azure SQL Database	MS SQL Server		⚠️ Only free for 1 year
👉 Clever Cloud	PostgreSQL, MySQL, MongoDB, Redis	256 MB (PostgreSQL)	Max 5 connections (PostgreSQL)
ElephantSQL	PostgreSQL	20 MB	5 concurrent connections
Fly.io	PostgreSQL	3 GB	⚠️ Credit card required, limited outbound traffic, no way to avoid accidental overage fees
Google Cloud Firestore	⚠️ Proprietary NoSQL	1 GB	⚠️ After the first year there's no way to avoid accidental overage fees
Heroku Postgres (discontinued) 😭	PostgreSQL	10K max rows
IBM Cloud Cloudant	⚠️ Proprietary NoSQL	1 GB	Deleted after 30 days of no activity
IBM Cloud Db2	Db2	200 MB	⚠️ "users are asked to re-extend their free account every 90 days by email. If you do not re-extend, your free account is cleaned out a further 90 days later"
MongoDB Atlas	MongoDB	512 MB
OpenShift Developer Sandbox	MariaDB, MongoDB, MySQL, PostgreSQL	15 GB	⚠️ Expires after 30 days (can resubscribe for free but not extend subscription), pods are automatically deleted after 12 consecutive hours of runtime
Oracle Cloud	Oracle Database	20 GB each per two databases	⚠️ Payment method required
Redis Enterprise	Redis	30 MB
Scalingo	PostgreSQL	128 MB	Max 10 connections ⚠️ Payment method required after 30 day trial
👉 Supabase	PostgreSQL	500 MB	Paused after 1 week inactivity 2 GB transfer limit

 

https://railway.app/ provides free MySQL and PostgreSQL hosting.

planetscale.com 

Clever Cloud also allows free 500MB MongoDB -> https://www.clever-cloud.com/pricing/#MongoDB 

bio.io has offers three free PostgreSQL instances with 3GB data cap and moderate usage as well. https://bit.io/pricing 

https://remotemysql.com/ - Free 100MB MySQL
https://www.infinityfree.net/ - Free 400 MySQL Database (with PHP hosting, not remote)
https://freedb.tech/ - Free 50MB MySQL

freesqldatabase.com

https://www.deta.sh

https://xata.io  

filess.io 

DBHub.io

TiDB Cloud 

 

Service	Type	RAM	Storage	Limitations
👉 Adaptable	PaaS	256 MB	Non-persistent? (1 GB database storage available)
AWS EC2	IaaS	1 GB		⚠️ Only free for 1 year
Azure App Service	PaaS	1 GB	1 GB	⚠️ 60 CPU minutes/day
Azure VM	IaaS	1 GB	2 GB (non-persistent)	⚠️ Only free for 1 year
👉 Fly.io	PaaS	256 MB (2 instances)	1 GB (persistent)	160 GB/month outbound traffic (broken down by region) ❓ Trial plan (2 instances and 1 GB storage) doesn't require card, but does it expire? ⚠️ Hobby plan (3 instances and 3 GB storage) requires credit card, no way to avoid accidental overage fees
Google App Engine	PaaS	128 MB	1 GB	Standard Environment only Limited to Go, Java, Node.js, PHP, Python, Ruby 1 GB/day outbound traffic; should be able to avoid overage fees
Google Compute Engine	IaaS	0.6 GB	30 GB	1 GB/month outbound traffic (not including China or Australia) ⚠️ After the first year there's no way to avoid accidental overage fees
Heroku (discontinued) 😭	PaaS	512 MB	Non-persistent	Idling after 30 minutes inactivity, limited to 550 hours/month
IBM Cloud Foundry	PaaS	256 MB		⚠️ Sleep after 10 days, deleted after 30 days of no "development activity"
👉 Northflank	PaaS	??? (2 instances)	Non-persistent	⚠️ Credit card required for signup, won't be billed on the free tier
OpenShift Developer Sandbox	PaaS	7 GB	15 GB	⚠️ Expires after 30 days (can resubscribe for free but not extend subscription), pods are automatically deleted after 12 consecutive hours of runtime
Oracle Cloud	IaaS	1 GB each for 2 VMs (AMD CPU) 24 GB across up to 4 VMs (ARM CPU)	200 GB across 2 volumes	AMD CPUs limited to 1/8 of 2 CPUs per VM ⚠️ Payment method required
👉 Railway	Paas	512 MB	1 GB	Limited to 500 hours/month 100 GB/month outbound traffic
👉 Render	PaaS	512 MB	Non-persistent	No persistent storage Idling after 15 minutes of inactivity 750 hours runtime/month