# Silent Phone vs Trema Manager

The clearest difference is update cadence: Trema Manager at weekly against Silent Phone's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Silent Phone ships an update every 3 months, Trema Manager weekly. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Silent Phone | Trema Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (92 ratings)](https://appshunter.io/ios/app/silent-phone/id554269204/reviews)** | — |
| Number of ratings | **92** | — |
| Positive reviews | 42.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | — |
| Size | 67 MB | 37 MB |
| Requires iOS | **13.0** | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Silent Circle, LLC](https://appshunter.io/developer/554269207) | [Made in City](https://appshunter.io/developer/1524814384) |

## What reviewers say

### Silent Phone

[App page](https://appshunter.io/ios/app/silent-phone/id554269204)

This app offers secure, end-to-end encrypted voice, video, and messaging for businesses. Protect sensitive communications and intellectual property with advanced privacy features. Facilitate confident global collaboration for your team.

**Highlights:** End-to-end encrypted voice, video, and messaging, Secure conference calling and group messaging, Burn commands and timers to destroy messages, Secure file sharing, Zero-touch deployment, Integrated enterprise user management

**Features:** Siri integration, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🔒 Industry-leading encryption and privacy
- 📞 Secure calling to non-users via OutCircle
- 🌍 Works reliably across different countries
- 🎯 Professional-grade security features
- 📱 Intuitive interface when properly set up

**What reviewers complain about**

- 💰 Expensive subscription model ($9.95-$10/month)
- 🐛 Frequent app crashes and instability
- 📨 Messages delayed or not delivered
- ☎️ Calls drop frequently
- 🔋 High battery consumption

**Reported bugs**

- App crashes on launch with iOS updates
- Login credentials not accepted after reinstall
- Text input display issues (text cut off or invisible)
- Messages not delivered despite showing as delivered
- Call audio problems (no sound, distorted audio)

**Requested features**

- Account creation option directly in app
- Group messaging/texting capability
- Multiple simultaneous accounts support
- In-app credit balance display
- Voicemail functionality


### Trema Manager

[App page](https://appshunter.io/ios/app/trema-manager/id6747599879)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Silent Phone free?

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

### Is Trema Manager free?

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

### Do Silent Phone or Trema Manager have ads?

Neither Silent Phone nor Trema Manager shows ads.

### Which is updated more often, Silent Phone or Trema Manager?

Silent Phone ships an update every 3 months, and Trema Manager weekly. Most recently, Silent Phone was updated on November 1, 2026 and Trema Manager on October 30, 2026.

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