# Opamp tools vs Qphix Training & components

The clearest difference is in-app purchases: Qphix Training & components at none against Opamp tools's 1. Qphix Training & components also leads on update cadence (every 3 weeks vs every 12 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Opamp tools sells 1 one-off in-app purchase. Qphix Training & components asks for nothing beyond the download.

Opamp tools ships an update every 12 months, Qphix Training & components every 3 weeks. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Opamp tools | Qphix Training & components |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Size | 4 MB | 80 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [Ayush Soni](https://appshunter.io/developer/1866567722) |

## What reviewers say

### Opamp tools

[App page](https://appshunter.io/ios/app/opamp-tools/id1616271826)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock pro feature | $1.99 | one-time |


### Qphix Training & components

[App page](https://appshunter.io/ios/app/qphix-training-and-components/id6757390696)

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

**In-app purchases:** none


## Frequently asked questions

### Is Opamp tools free?

Opamp tools is free to download, with in-app purchases available.

### Is Qphix Training & components free?

Qphix Training & components is free to download, with no in-app purchases.

### Do Opamp tools or Qphix Training & components have ads?

Neither Opamp tools nor Qphix Training & components shows ads.

### Which is updated more often, Opamp tools or Qphix Training & components?

Opamp tools ships an update every 12 months, and Qphix Training & components every 3 weeks. Most recently, Opamp tools was updated on October 10, 2026 and Qphix Training & components on October 13, 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.*