CouchDB vs RethinkDB: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for CouchDB and RethinkDB side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
CouchDB
Document database with sync and offline support
Best for you if:
- • You want easy replication
RethinkDB
Real-time database for modern apps
Best for you if:
- • You want real-time database
| At a Glance | CouchDB | RethinkDB |
|---|---|---|
Starts at | Free 100% free | Free 100% free |
Category | Data & Databases Serverless Databases | Data & Databases WebSocket Tools |
Rating | 3.9/5 G2 3.9 64 reviews | 4.3/5 G2 4.3 15 reviews |
Free plan | Yes | Yes |
Choose CouchDB or RethinkDB?
Choose CouchDB if
- You want easy replication
- You want HTTP API
Choose RethinkDB if
- You want real-time database
- You want good for live updates
In-Depth Analysis
CouchDB
Document database with sync and offline support
CouchDB's pricing is exceptionally generous, as the core database is entirely free and open-source.
Strengths
- Pro: Easy replication
- Pro: HTTP API
- Pro: Offline-first friendly
- Pro: Reliable sync
- Pro: Good for mobile
Weaknesses
- Con: Slower than alternatives
- Con: Limited query options
- Con: Smaller community
- Con: Resource usage
- Con: Less active development
Key features
RethinkDB
Real-time database for modern apps
RethinkDB's pricing is exceptionally generous, as it is entirely open-source and free.
Strengths
- Pro: Real-time database
- Pro: Good for live updates
- Pro: Open source
- Pro: Good query language
- Pro: Push architecture
Weaknesses
- Con: Less popular now
- Con: Company dissolved
- Con: Community smaller
- Con: Production concerns
- Con: Better alternatives exist
Key features
Plans and prices: CouchDB vs RethinkDB
| Tool | Plans and prices | Source |
|---|---|---|
| CouchDB |
| couchdb.apache.org/pricingread Sep 28, 2026 |
| RethinkDB |
| rethinkdb.comread Oct 4, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on CouchDB pricing and RethinkDB pricing.
Key Takeaways
CouchDB
- Choose if you want document database with sync and offline support
RethinkDB
- Choose if you want real-time database for modern apps
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- User ratings rest on too few reviews to rank (3.9/5 from 64 reviews for CouchDB, 4.3/5 from 15 reviews for RethinkDB; we compare ratings only above 20 reviews on both sides).
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do CouchDB and RethinkDB compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. User ratings rest on too few reviews to rank (3.9/5 from 64 reviews for CouchDB, 4.3/5 from 15 reviews for RethinkDB; we compare ratings only above 20 reviews on both sides). Both have a free plan.
What are CouchDB and RethinkDB used for?
CouchDB: Document database with sync and offline support. RethinkDB: Real-time database for modern apps.
What does CouchDB cost vs RethinkDB?
CouchDB is free. RethinkDB is free. Prices read on the vendors' pricing pages, latest check Oct 4, 2026.
What's the main difference between CouchDB and RethinkDB?
CouchDB's main strength: easy replication. RethinkDB's main strength: real-time database.