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PubNub pros and cons

Vendor: PubNub
4.0 out of 5
 

PubNub Pros review quotes

Kirtishil Patil - PeerSpot reviewer
Senior Frontend Developer at Globant
May 18, 2026
PubNub has positively impacted my organization as I have received numerous reviews and feedback stating that the chat works much faster and cleaner, and everyone appreciates it, saying it feels powerful.
Akashkhurana Hirana - PeerSpot reviewer
Senior Software Engineer 2 at Porch
Jun 15, 2026
PubNub has positively impacted my organization by reducing implementation time and developers' work, making it very easy to implement and enabling fast development that has reduced the developers' time by 40-50%.
Wasiq Khan - PeerSpot reviewer
Back End Developer at a non-tech company with 11-50 employees
Jun 7, 2026
If we had implemented all of this on our own, we would have had to hire at least 50 more employees for that, so we are very happy with PubNub and we have saved a lot of time.
Learn what your peers think about PubNub. Get advice and tips from experienced pros sharing their opinions. Updated: June 2026.
902,894 professionals have used our research since 2012.
reviewer2845536 - PeerSpot reviewer
Technical Specialist at a computer software company with 1,001-5,000 employees
May 22, 2026
The speed and efficiency of PubNub, which helps transfer data in real-time with very low latency, received positive feedback from our customers.
reviewer2846544 - PeerSpot reviewer
Senior Software Engineer at a construction company with 201-500 employees
May 27, 2026
PubNub saves development time because we do not have to create a complete chat backend and frontend from scratch, enabling a plug-and-play approach that saves time, effort, and money for the company.
SM
Lead software engineer at Cegeka india pvt Ltd
May 15, 2026
PubNub's push notification and chat features stand out because of ease of use and very easy integration within our application.
 

PubNub Cons review quotes

Kirtishil Patil - PeerSpot reviewer
Senior Frontend Developer at Globant
May 18, 2026
I believe PubNub can improve in terms of pricing transparency, as I previously mentioned, since that is the only thing I think should be improved because for smaller projects or startups, estimating scaling costs can be challenging.
Akashkhurana Hirana - PeerSpot reviewer
Senior Software Engineer 2 at Porch
Jun 15, 2026
I gave PubNub a rating of nine out of ten because of the many features discussed, but I deducted one point because the cost increases with scale.
Wasiq Khan - PeerSpot reviewer
Back End Developer at a non-tech company with 11-50 employees
Jun 7, 2026
Most of the time there are some instances at the load peak hours or sometimes payload is missed by the application or SDK at the SDK level.
Learn what your peers think about PubNub. Get advice and tips from experienced pros sharing their opinions. Updated: June 2026.
902,894 professionals have used our research since 2012.
reviewer2845536 - PeerSpot reviewer
Technical Specialist at a computer software company with 1,001-5,000 employees
May 22, 2026
Regarding customer support from PubNub, around six years ago, we did not receive good support.
reviewer2846544 - PeerSpot reviewer
Senior Software Engineer at a construction company with 201-500 employees
May 27, 2026
Since PubNub is a paid library, it may not be useful for everyone.
SM
Lead software engineer at Cegeka india pvt Ltd
May 15, 2026
The reliability of PubNub is really good, but occasionally we face issues where users complain about messages or push notifications not being delivered within a short period of time, as it occasionally takes longer, which could be due to outages.

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