# buz vs Spectra Protocol

buz and Spectra Protocol both sit at 4.9 stars, but that hides the real split: 89% of buz's written reviews are positive against 50% of Spectra Protocol's. buz also leads on ratings volume (19K vs 1). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for buz against 5.0 for Spectra Protocol. That said, the two scores are not equally well evidenced: buz has 19K ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 89% of buz's written reviews are positive against 50% of Spectra Protocol's.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | buz | Spectra Protocol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (19K ratings)](https://appshunter.io/ios/app/buz-voice-connects/id1628292843/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/spectra-protocol/id6776937247/reviews)** |
| Number of ratings | **19K** | 1 |
| Positive reviews | **89.2% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free | Free |
| Size | 279 MB | 87 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [BUZ TECHNOLOGY](https://appshunter.io/developer/1628292845) | [Mozaga Foundation](https://appshunter.io/developer/6776937249) |

## What reviewers say

### buz

[App page](https://appshunter.io/ios/app/buz-voice-connects/id1628292843)

Connect with loved ones through fast, natural voice messaging.  Enjoy features like voice filters, live chat spaces, and instant translation for seamless global communication.

**Highlights:** Push to Talk, Voice Filters, Live Spaces, Autoplay Messages, Voice to Text Transcription, Instant Translation, Video Calls, AI Buddy

**Features:** macOS Compatibility, Siri integration, Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 💬 Easy to communicate with friends and family
- 🔍 Convenient for quick messages
- 🔊 Walkie-talkie like experience
- 🤝 Good for group communication
- 🔓 Works even when phone is locked

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🔌 Requires WiFi/data to function
- 🔇 Voice quality could be improved
- 🔍 Limited features compared to other messaging apps

**Reported bugs**

- Trouble leaving the app and returning to home screen
- Inconsistent performance on different devices
- Notifications not working as expected

**Requested features**

- Add video calling capabilities
- Implement offline messaging support
- Improve voice quality and reliability
- Expand customization options
- Integrate with more platforms and devices


### Spectra Protocol

[App page](https://appshunter.io/ios/app/spectra-protocol/id6776937247)

This app offers a secure, privacy-focused messaging and self-custody wallet experience. It uses wallet-based identity for communication and allows users to manage digital assets securely from their device.

**Highlights:** Wallet-linked identity, End-to-end encrypted messaging, Secure voice and video calls, Self-custody wallet, Biometric app protection, Offline encrypted relay

**In-app purchases:** none


## Frequently asked questions

### Is buz free?

buz is free to download, with no in-app purchases.

### Is Spectra Protocol free?

Spectra Protocol is free to download, with no in-app purchases.

### Which has better reviews, buz or Spectra Protocol?

Spectra Protocol is rated higher. buz averages 4.9 out of 5 from 19K ratings, while Spectra Protocol averages 5.0 from 1 ratings.

### Do buz or Spectra Protocol have ads?

Neither buz nor Spectra Protocol shows ads.

### Which is updated more often, buz or Spectra Protocol?

buz ships an update weekly, and Spectra Protocol weekly. Most recently, buz was updated on October 19, 2026 and Spectra Protocol on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*