Comparison

CollaChat vs uchat

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CollaChat

A decentralized, open-source messaging app focused on privacy and data security. It leverages blockchain technology for peer-to-peer communication, offering end-to-end encryption and user control over data storage.

Highlights
  • Decentralized communication network
  • End-to-end message encryption
  • Open-source client and server
  • Multi-device support (Web/Mobile/Desktop)
  • Group chats and calls
  • Message self-destruction and recall
  • Contact and chat locking
Read full description

CollaChat is an open source private and decentralized messaging app owned by no one and everyone. It is aimed to leverage blockchain technology to put users back in control of their digital communication, while preserve user experiences that they know and love. Distinguished from the traditional messaging apps, CollaChat has three most important features which revolutionize the communication infrastructure: - Decentralized Colla Network is an unstoppable Web3 decentralized peer-to-peer communication and storage network, Colla DApp (e.g. CollaChat) connects to it via Colla Node. There is no centralized storage and control of user data, users can specify which Node(s) or even easily setup own Node(s) to connect to. - End-to-End Encrypted All messages are end-to-end encrypted, only author and intended recipients can see the content. - Open Source Both Colla Network client side (i.e. Colla DApp, e.g. CollaChat) and server side (i.e. Colla Node) are free and open source for anyone to download, install, run and build own deployment. CollaChat supports Web/Mobile/Desktop and Multi-device. It has most popular messaging and social functions: - Chat (supports text, emoji, voice, photo, video, file, card, supports group chat, supports offline messaging) - Voice/Video Call (supports group call) - Collection & Note - Channel Moreover, it provides some useful privacy protection functions: - Message Self-destruction - Message Recall - Contact/Chat Lock

About

uchat

This messaging app offers a simple, reliable, and private way to connect with friends and family. All conversations are end-to-end encrypted, ensuring only participants can read messages or listen to calls. It uses your phone number for quick setup and contact discovery.

Highlights
  • End-to-end encryption
  • Private calls and messages
  • No usernames or logins
  • Uses phone number for contacts
  • Simple and reliable connections
Features
Read full description

UChat is simple, reliable, and private, so you can easily keep in touch with your friends and family. Your personal messages and calls to friends and family are end-to-end encrypted. No one outside of your chats, not even UChat Team, can read or listen to them. Simple and secure connections, right away All you need is your phone number, no user names or logins. You can quickly view your contacts who are on UChat and start messaging.

Screenshots

CollaChat4 screens
uchat4 screens

Verdict

The call

The clearest difference is rating: CollaChat at 5.0 against uchat's 4.2. uchat's advantage is ratings volume (5 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

CollaChat holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: uchat has 5 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

CollaChat ships an update every 2 months, uchat every 3 months. The most recent releases landed on September 19, 2026 and June 2, 2026 respectively.

Scorecard2 real differences · 8 level
CollaChat versus uchat: the parameters behind the verdict, then further details
ParameterCollaChatuchat
PriceFreeFree
Rating5.0 (1 ratings) — better4.2 (5 ratings)
Positive reviews100.0% of reviews
Number of ratings15 — better
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size288 MB110 MB
Age rating4+4+
DeveloperCURL TECH PTE. LTD.Hasan Hamed Mahmood Alhusseini

Customer experience

CollaChat

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

uchat

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%

In-app purchases

None

CollaChat

No in-app purchases

None

uchat

No in-app purchases

Questions

Is CollaChat free?
CollaChat is free to download, with no in-app purchases.
Is uchat free?
uchat is free to download, with no in-app purchases.
Which has better reviews, CollaChat or uchat?
CollaChat is rated higher. CollaChat averages 5.0 out of 5 from 1 ratings, while uchat averages 4.2 from 5 ratings.
Do CollaChat or uchat have ads?
Neither CollaChat nor uchat shows ads.
Which is updated more often, CollaChat or uchat?
CollaChat ships an update every 2 months, and uchat every 3 months. Most recently, CollaChat was updated on September 19, 2026 and uchat on June 2, 2026.

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