# Qwik VBT vs PerformanceX

Qwik VBT and PerformanceX are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Qwik VBT sells 1 one-off in-app purchase and PerformanceX sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Qwik VBT ships an update every 5 weeks, PerformanceX monthly. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Qwik VBT | PerformanceX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (41 ratings)](https://appshunter.io/ios/app/qwik-vbt-velocity-bar-tracker/id1660094818/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 91.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 182 MB | 119 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Florian Zopf](https://appshunter.io/developer/1660094820) | [顽石运动智能科技(北京)有限公司](https://appshunter.io/developer/1112625269) |

## What reviewers say

### Qwik VBT

[App page](https://appshunter.io/ios/app/qwik-vbt-velocity-bar-tracker/id1660094818)

This app uses advanced machine learning and computer vision to analyze your weightlifting and powerlifting videos. It automatically tracks key metrics like velocity and barpath, providing insights to improve your technique and break personal records.

**Highlights:** Video-based velocity and barpath tracking, Automatic plate detection for precise metrics, In-app video trimming, Analysis of mean velocity, peak velocity, and barpath, Repetition comparison tool, CSV/JSON data export, Free cloud storage for data and videos

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QWIK VBT Premium | $27.99 | one-time |


### PerformanceX

[App page](https://appshunter.io/ios/app/performancex/id6745584273)

This app uses advanced video analysis and biomechanical algorithms to provide precise jump performance testing and data analysis for athletes and coaches. It offers various jump tests, strength-speed relationship analysis, and functional strength assessments, with detailed biomechanical parameter calculations.

**Highlights:** Vertical jump testing (CMJ, SJ, DJ), Strength-speed relationship analysis, Functional strength testing (Nordic Hamstring), Automatic biomechanical parameter calculation, Video analysis with high frame rate support, Athlete and team data management, CSV data export

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $2.99 | per month |
| 年度会员 | $24.99 | per year |
| 终身会员 | $59.99 | one-time |


## Frequently asked questions

### Is Qwik VBT free?

Qwik VBT is free to download, with in-app purchases available.

### Is PerformanceX free?

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

### Do Qwik VBT or PerformanceX have ads?

Neither Qwik VBT nor PerformanceX shows ads.

### Which is updated more often, Qwik VBT or PerformanceX?

Qwik VBT ships an update every 5 weeks, and PerformanceX monthly. Most recently, Qwik VBT was updated on October 30, 2026 and PerformanceX 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.*