# Penguin Checker vs Developer Toolbox

The clearest difference is in-app purchases: Penguin Checker at none against Developer Toolbox's 1. Penguin Checker also leads on ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Developer Toolbox sells 1 one-off in-app purchase. Penguin Checker asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Penguin Checker against 5.0 for Developer Toolbox. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Penguin Checker ships an update every 2 days, Developer Toolbox every 2 weeks. The most recent releases landed on September 30, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Penguin Checker | Developer Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/penguin-checker/id6692630535/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/developer-toolbox-idfa-and-att/id6743999372/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 11 MB | 22 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wai-Ming Chan](https://appshunter.io/developer/1769013729) | [立豪 林](https://appshunter.io/developer/1774251009) |

## What reviewers say

### Penguin Checker

[App page](https://appshunter.io/ios/app/penguin-checker/id6692630535)

This in-house tool offers advanced device scanning for professionals. It provides real-time performance metrics and data analysis for internal teams, enabling efficient troubleshooting and insights.

**Highlights:** Advanced device scanning, Real-time performance metrics, Data analysis, Troubleshooting tools, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Developer Toolbox

[App page](https://appshunter.io/ios/app/developer-toolbox-idfa-and-att/id6743999372)

Access detailed information about your iOS device, including IDFA and IP address. Test device sensors and gather technical data.

**Highlights:** Access IDFA, View IP address, Test device sensors, iOS device information, Developer tools

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Penguin Checker free?

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

### Is Developer Toolbox free?

Developer Toolbox is free to download, with in-app purchases available.

### Which has better reviews, Penguin Checker or Developer Toolbox?

Penguin Checker and Developer Toolbox are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Penguin Checker or Developer Toolbox have ads?

Developer Toolbox shows ads; Penguin Checker does not.

### Which is updated more often, Penguin Checker or Developer Toolbox?

Penguin Checker ships an update every 2 days, and Developer Toolbox every 2 weeks. Most recently, Penguin Checker was updated on September 30, 2026 and Developer Toolbox on October 11, 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.*