# ColBlue vs Ping Tool Master

The clearest difference is in-app purchases: ColBlue at none against Ping Tool Master's 1. Ping Tool Master's advantage is update cadence (every 2 months vs every 26 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Ping Tool Master sells 1 in-app purchase, starting at $12.99 per 7 days. ColBlue asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 1.0 for ColBlue against 1.0 for Ping Tool Master. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

ColBlue ships an update every 26 months, Ping Tool Master every 2 months. The most recent releases landed on October 11, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ColBlue | Ping Tool Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/colblue/id1621727466/reviews) | [1.0 (2 ratings)](https://appshunter.io/ios/app/ping-tool-master/id6737541603/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 89 MB | 33 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Millennium Group Inc.](https://appshunter.io/developer/1459017133) | [Bodea Petru](https://appshunter.io/developer/1777011152) |

## What reviewers say

### ColBlue

[App page](https://appshunter.io/ios/app/colblue/id1621727466)

This app provides a secure and fast method to unlock doors equipped with specific Bluetooth readers using your smartphone. It serves as a convenient digital replacement for physical access cards and keys.

**Highlights:** Open doors with phone, Uses Bluetooth readers, Secure access, Fast unlocking, Replaces access cards

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Ping Tool Master

[App page](https://appshunter.io/ios/app/ping-tool-master/id6737541603)

This app offers a suite of network diagnostic and management tools, including ping, DNS lookup, and port scanning. It also provides file compression/extraction, IP geolocation, and sound testing capabilities for comprehensive device and network analysis.

**Highlights:** Ping and DNS Lookup, Port Scanner, File Compression and Extraction, IP Location with Maps, Sound Test (Mic, Speakers, Headphones), Network Troubleshooting

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $12.99 | per 7 days |


## Frequently asked questions

### Is ColBlue free?

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

### Is Ping Tool Master free?

Ping Tool Master is free to download, with in-app purchases available.

### Which has better reviews, ColBlue or Ping Tool Master?

ColBlue and Ping Tool Master are both rated 1.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do ColBlue or Ping Tool Master have ads?

Neither ColBlue nor Ping Tool Master shows ads.

### Which is updated more often, ColBlue or Ping Tool Master?

ColBlue ships an update every 26 months, and Ping Tool Master every 2 months. Most recently, ColBlue was updated on October 11, 2026 and Ping Tool Master on October 4, 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.*