# Httper, mobile postman app vs Holtek MCU Selector

The clearest difference is price: Holtek MCU Selector at Free against Httper, mobile postman app's $1.99. Httper, mobile postman app's advantage is update cadence (fortnightly vs every 2 months) and iOS requirement (10.0 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

Holtek MCU Selector is free to download; Httper, mobile postman app costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Httper, mobile postman app ships an update fortnightly, Holtek MCU Selector every 2 months. The most recent releases landed on September 28, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Httper, mobile postman app | Holtek MCU Selector |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.3 (9 ratings)](https://appshunter.io/ios/app/httper-mobile-postman-app/id1166884043/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 80.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Paid | — |
| Size | 45 MB | 19 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hubei Kabocha Network Technology Co., Ltd.](https://appshunter.io/developer/1529528138) | [Holtek Semiconductor(China) Inc](https://appshunter.io/developer/1052056181) |

## What reviewers say

### Httper, mobile postman app

[App page](https://appshunter.io/ios/app/httper-mobile-postman-app/id1166884043)

This app allows developers to test REST APIs directly from their iOS devices. It supports sending HTTP requests with custom headers, parameters, and bodies, and displays responses in various formats. It also includes helpful internet tools like ping and WHOIS.

**Highlights:** HTTP request submission with headers, parameters, and body, Multiple response display styles (pretty, raw, preview, detail), Project organization for requests, Cross-device synchronization, Ping tool, WHOIS lookup, Device network information retrieval

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

**In-app purchases:** none


### Holtek MCU Selector

[App page](https://appshunter.io/ios/app/holtek-mcu-selector/id6444018542)

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

**In-app purchases:** none


## Frequently asked questions

### Is Httper, mobile postman app free?

Httper, mobile postman app costs $1.99, with no in-app purchases.

### Is Holtek MCU Selector free?

Holtek MCU Selector is free to download, with no in-app purchases.

### Do Httper, mobile postman app or Holtek MCU Selector have ads?

Neither Httper, mobile postman app nor Holtek MCU Selector shows ads.

### Which is updated more often, Httper, mobile postman app or Holtek MCU Selector?

Httper, mobile postman app ships an update fortnightly, and Holtek MCU Selector every 2 months. Most recently, Httper, mobile postman app was updated on September 28, 2026 and Holtek MCU Selector on September 23, 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.*