- Cloudant CouchDB
- Firebase database
- GearHost Database
- Google Cloud Datastore
- Heroku Postgres
- Heroku Redis
- mLab
- OpenShift MongoDB
- Redis Cloud
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Free tier: 1$/GB per month,
$0.015$ /100 "heavy" requests, $0.015/500 "light" requests, first $50 per month free - Pros: Full CouchDB hosting. Can host also static sites and javascript applications
- Limitations: Account on shared multitenant instance
- Exceeding the free tier: Credit card needed after first 30 days to charge exceeding usage
- Free tier: 1GB storage, 10GB/month transfer, 100 simultaneous connections
- Pros: really fast can be used for real time pub/sub, libraries for multiple platforms, designed to be used directly from frontend (with security rules), integrates with Firebase Authentication
- Limitations: no backups, limited queries, complicated security rules (read the manual!)
- Free tier: 5MB MySQL database or 10MB MS SQL database
- Pros: Recent versions (MySQL 5.6, MS SQL Server 2014)
- Limitations: simultaneous connections seems to be limited (according to this page, approx. 15)
- Exceeding the free tier: The database becomes locked and a kind email is sent asking to upgrade to paid plan
- Free tier: 1GB storage/day, 50K reads/day, 20K writes/day, 20K deletes/day
- Pros: dashboard, clients available in multiple languages, fully managed (sharding and replication), ACID transactions
- Limitations: complex requests needs specific indexes (read the manual)
- Free tier: 10K rows/month, 20 simultaneous connections
- Pros: dashboard, secured
- Limitations: SLA with maximum of 4 hours of downtime/month (99.5% uptime), no in-memory cache, no expensive queries support
- Free tier: 25MB ram, 20 connections
- Pros: dashboard, secured, analytics, access via Heroku CLI
- Limitations: SLA with maximum of 4 hours of downtime/month
- Free tier: 500MB storage, daily backup
- Pros: managed on AWS, Azure or Google Cloud, data browser, monitoring
- Free tier: 1Gb storage
- Pros: Easy to deploy
- Limitations: Only support mongodb 2.4
- Free tier: 30MB, 30 connections
- Pros: managed, possibility to choose cloud provider (AWS, Azure, GCE, IBM Softlayer) and availability zones