# CatePing vs Flyback Transformer Designer

The clearest difference is in-app purchases: CatePing at none against Flyback Transformer Designer's 1. CatePing also leads on update cadence (every 11 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Flyback Transformer Designer sells 1 in-app purchase, starting at $29.99 per year. CatePing asks for nothing beyond the download.

CatePing ships an update every 11 days, Flyback Transformer Designer every 2 months. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CatePing | Flyback Transformer Designer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flyback-transformer-designer/id6771727431/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 months |
| Monetization | Free | — |
| Size | 1 MB | 8 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [峰 高](https://appshunter.io/developer/1456326418) | [建忠 徐](https://appshunter.io/developer/1871049057) |

## What reviewers say

### CatePing

[App page](https://appshunter.io/ios/app/cateping/id1565320879)

This network toolkit provides essential diagnostic tools for your phone. It includes ping, nslookup, and traceroute functionalities to help you analyze network connectivity and troubleshoot issues.

**Highlights:** Ping utility, Nslookup functionality, Traceroute analysis, Network diagnostics, Connectivity troubleshooting

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

**In-app purchases:** none


### Flyback Transformer Designer

[App page](https://appshunter.io/ios/app/flyback-transformer-designer/id6771727431)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual subscription | $29.99 | per year |


## Frequently asked questions

### Is CatePing free?

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

### Is Flyback Transformer Designer free?

Flyback Transformer Designer is free to download, with in-app purchases available.

### Do CatePing or Flyback Transformer Designer have ads?

Neither CatePing nor Flyback Transformer Designer shows ads.

### Which is updated more often, CatePing or Flyback Transformer Designer?

CatePing ships an update every 11 days, and Flyback Transformer Designer every 2 months. Most recently, CatePing was updated on October 15, 2026 and Flyback Transformer Designer on October 24, 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.*