--- title: ZooKeeper Reviews meta_title: 'ZooKeeper Reviews 2026: Details, Pricing, & Features | G2' meta_description: Filter 99 reviews by the users' company size, role or industry to find out how ZooKeeper works for a business like yours. aggregate_rating: rating_value: 4.3 review_count: 99 scale: '5' date_modified: '2026-09-22' parent_category: name: Containerization url: https://www.g2.com/categories/containerization ---

ZooKeeper Reviews & Product Details

Value at a Glance

Averages based on real user reviews.

Time to Implement

6 months

Return on Investment

28 months

User Insights

Average based on 99 real user reviews.

Implementation Time

6 months

Perceived Cost

$$$$$
Manoj T.
MT
Manoj T.
Big Data Engineer
Enterprise (> 1000 emp.)
"Apache Zookeeper a standard top notch open source software for distributed systems"
4/5
What do you like best about ZooKeeper?

Apache Zookeeper CLI commands are fairly simple and easy which makes it easy to manage your distributed systems like Hadoop, Spark etc. Review collected by and hosted on G2.com.

What do you dislike about ZooKeeper?

Apache Hadoop is great in but I feel like it would have been better if it had a GUI interface for no programmers so that they can learn easily and use it Review collected by and hosted on G2.com.

anand p.
AP
anand p.
Sr. Engineering Manager
Information Technology and Services
Enterprise (> 1000 emp.)
Business partner of the seller or seller's competitor, not included in G2 scores.
"Data Transfer succeed or fail completely but never transaction partial encode data by rules."
5/5
What do you like best about ZooKeeper?

Cooperation between server processes, ordered messages, serialization, speed, simple distribution. Review collected by and hosted on G2.com.

What do you dislike about ZooKeeper?

No Migration, Scaling In, Limited Support, Data loss due to adding new zookeeper servers and some complexity. Review collected by and hosted on G2.com.

Arujit P.
AP
Arujit P.
Product Engineer
Mid-Market (51-1000 emp.)
"My Journey through Zookeeper"
5/5
What do you like best about ZooKeeper?

The powerful features, maturity of the software, community and how essential it is to build any distributed systems applications. Review collected by and hosted on G2.com.

What do you dislike about ZooKeeper?

The lack of documentation and helper library. I used Zookeeper through Netflix Curator and it is kind of difficult for a beginner to understand the interactions with Zookeeper. Review collected by and hosted on G2.com.

Diwakar B.
DB
Diwakar B.
SDE-2
Small-Business (50 or fewer emp.)
Business partner of the seller or seller's competitor, not included in G2 scores.
"It was great experience. I"
4.5/5
What do you like best about ZooKeeper?

It's easy to manage. Recently I developed a service that requires pub/sub based architecture. And I have to publish the same message to multiple redundant servers, so I used zookeeper for that to managing all those loads. Review collected by and hosted on G2.com.

What do you dislike about ZooKeeper?

Nothing much. I haven't found any issue so far. Review collected by and hosted on G2.com.

Nagesh C.
NC
Nagesh C.
Software Engineering Lead
Enterprise (> 1000 emp.)
Business partner of the seller or seller's competitor, not included in G2 scores.
"Extremely stable, Horizontally scalable and easy to monitor"
5/5
What do you like best about ZooKeeper?

ZooKeeper is Horizontally scalable, comes with a good community support and easy to start with a cluster. Review collected by and hosted on G2.com.

What do you dislike about ZooKeeper?

Nothing, everything looks fine for me. It's really easy to get started with Zookeeper in hours. Review collected by and hosted on G2.com.

Chandrashekhar J.
CJ
Chandrashekhar J.
Deputy Manager
Enterprise (> 1000 emp.)
Business partner of the seller or seller's competitor, not included in G2 scores.
"Recommended for real time distributed systems"
4.5/5
What do you like best about ZooKeeper?

Worked on zookeeper on cloud with confluent Kafka. It's must tool for bug fixing in distributed environment. While working with Kafka in cloud, used zookeeper for bugfix and resolve issues in cluster. I like that zookeeper is Light weight, no maintenance service. Review collected by and hosted on G2.com.

What do you dislike about ZooKeeper?

APIs are primitive. There is learning curve to understand zookeeper. Review collected by and hosted on G2.com.

Verified User in Investment Banking
CI
Verified User in Investment Banking
Small-Business (50 or fewer emp.)
"Used Zookeeper in Kafka and Hadoop"
3/5
What do you like best about ZooKeeper?

The ability to get "Consensus as a service" in a distributed system Review collected by and hosted on G2.com.

What do you dislike about ZooKeeper?

So far never hit any big limitations in Zookeeper. I'm aware that nowadays there are more modern solutions that allow service discovery and other fancy stuff but if this is not a big requirement, I might even prefer Zookeeper, do one thing (or a smaller subset of things) and do it well and reliably. Review collected by and hosted on G2.com.

Chethan Y.
CY
Chethan Y.
Big Data Operations Engineer
Small-Business (50 or fewer emp.)
"Zookeeper provides very best features"
4.5/5
What do you like best about ZooKeeper?

Best thing is updating each and every node in real time and automatic failure recovery. Very flexible when one or more nodes fails the system keeps performing. This service is very much necessary in the hadoop eco system. Review collected by and hosted on G2.com.

What do you dislike about ZooKeeper?

I did not see anything that I can tell.. Review collected by and hosted on G2.com.

Hema M.
HM
Hema M.
Data Engineer
Enterprise (> 1000 emp.)
"Worked in hbase database , this service used zookeeper to coordinate between hadoop clusters"
4.5/5
What do you like best about ZooKeeper?

It will help manage configuration across nodes It has highly availability,fault tolerant synchronization,ordered messages Review collected by and hosted on G2.com.

What do you dislike about ZooKeeper?

partial failure , supports max 3 to 5 zookeeper nodes adding zookeeper node leads to data loss Review collected by and hosted on G2.com.

Neha K.
NK
Neha K.
Software Engineer
Small-Business (50 or fewer emp.)
"distributed co-ordination service"
3.5/5
What do you like best about ZooKeeper?

The ability to Co-ordinate and manage a service in a distributed environment. Review collected by and hosted on G2.com.

What do you dislike about ZooKeeper?

Since It's pretty heavy that's why it will require us to maintain a fairly heavy stack. Review collected by and hosted on G2.com.

Questions about ZooKeeper? Ask real users or explore answers from the community

Get practical answers, real workflows, and honest pros and cons from the G2 community or share your insights.

Ivan Z.
IZ
Ivan Zolotaryov
•
Last activity over 6 years ago

What is the best way to upload configuration and is there any 3ed party program for uploading files?

Prabhunath Y.
PY
Prabhunath Yadav
•
Last activity almost 6 years ago

Can zookeeper be used as database.

Pricing Insights

Averages based on real user reviews.

Time to Implement

6 months

Return on Investment

28 months

Perceived Cost

$$$$$
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