# TLS Inspector vs Sec MQTT Pub

The clearest difference is update cadence: TLS Inspector at every 6 weeks against Sec MQTT Pub's every 28 months. TLS Inspector also leads on ratings volume (256 vs 1). Sec MQTT Pub's advantage is rating (5.0 vs 4.8). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Sec MQTT Pub holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: TLS Inspector has 256 ratings behind it against 1, so its average is the more settled of the two.

TLS Inspector ships an update every 6 weeks, Sec MQTT Pub every 28 months. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | TLS Inspector | Sec MQTT Pub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (256 ratings)](https://appshunter.io/ios/app/tls-inspector/id1100539810/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sec-mqtt-pub/id1554992163/reviews)** |
| Number of ratings | **256** | 1 |
| Positive reviews | 83.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 28 months |
| Monetization | Free | Free |
| Size | 19 MB | 3 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ian Spence](https://appshunter.io/developer/572311760) | [Care Active Corp.](https://appshunter.io/developer/1739001802) |

## What reviewers say

### TLS Inspector

[App page](https://appshunter.io/ios/app/tls-inspector/id1100539810)

Inspect TLS certificates for any domain or IP address to understand trust and safety. Detect man-in-the-middle attacks by highlighting invalid certificates. Access detailed certificate properties and integrate with your browser.

**Highlights:** Input domain or IP for inspection, Inspect websites via browser extension, View entire issue chain and trust status, Detailed TLS certificate properties, Detect man-in-the-middle attacks, Share sheet integration with Safari

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- ✅ Essential security utility
- 🔧 Useful for cert renewals
- 📱 Inspects certs on mobile
- 💡 Innovative CA root updating
- 👍 Seamless share sheet integration

**What reviewers complain about**

- 🐛 Share extension not working
- ⚠️ Error messages for updates
- 📉 No longer works for some
- 🥶 App freezes
- 🚫 Unauthorized app claim

**Reported bugs**

- App crash issue fixed
- Share extension 'inspect website' never works
- Error checking for TLS bundle updates
- App freezes
- App locks up, non functional

**Requested features**

- Continue making app great and helpful
- Add dark mode option
- More advanced features


### Sec MQTT Pub

[App page](https://appshunter.io/ios/app/sec-mqtt-pub/id1554992163)

This app provides a secure MQTT client for communicating with IoT devices using X.509 authentication and AES-128 encryption. It allows for customized messages and topics, offering a robust solution for secure IoT project communication.

**Highlights:** X.509 authentication, Root CA authentication support, AES-128 encryption, Face ID / Touch ID support, Customizable buttons for messages and topics, Open-source project

**In-app purchases:** none


## Frequently asked questions

### Is TLS Inspector free?

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

### Is Sec MQTT Pub free?

Sec MQTT Pub is free to download, with no in-app purchases.

### Which has better reviews, TLS Inspector or Sec MQTT Pub?

Sec MQTT Pub is rated higher. TLS Inspector averages 4.8 out of 5 from 256 ratings, while Sec MQTT Pub averages 5.0 from 1 ratings.

### Do TLS Inspector or Sec MQTT Pub have ads?

Neither TLS Inspector nor Sec MQTT Pub shows ads.

### Which is updated more often, TLS Inspector or Sec MQTT Pub?

TLS Inspector ships an update every 6 weeks, and Sec MQTT Pub every 28 months. Most recently, TLS Inspector was updated on October 24, 2026 and Sec MQTT Pub on October 10, 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.*