# PerformanceX vs Arcus VBT

The clearest difference is update cadence: Arcus VBT at every 8 days against PerformanceX's monthly. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. PerformanceX sells 3 in-app purchases, starting at $2.99 per month and Arcus VBT sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

PerformanceX ships an update monthly, Arcus VBT every 8 days. The most recent releases landed on September 15, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | PerformanceX | Arcus VBT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/arcus-vbt/id6778055009/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 119 MB | 332 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [顽石运动智能科技(北京)有限公司](https://appshunter.io/developer/1112625269) | [夏雯 姚](https://appshunter.io/developer/1896671999) |

## What reviewers say

### 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 |


### Arcus VBT

[App page](https://appshunter.io/ios/app/arcus-vbt/id6778055009)

Analyze barbell training with real-time or imported video analysis. Track key velocity metrics, review reps, and monitor progress over time with detailed charts and cloud sync. Designed for strength athletes and coaches seeking to enhance their training.

**Highlights:** Live camera tracking, Video import analysis, Barbell velocity metrics, Rep-by-rep history, Progress charts, Cloud sync

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Arcus Pro Monthly | $7.99 | per month |
| Arcus Pro Yearly | $49.99 | per year |


## Frequently asked questions

### Is PerformanceX free?

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

### Is Arcus VBT free?

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

### Do PerformanceX or Arcus VBT have ads?

Neither PerformanceX nor Arcus VBT shows ads.

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

PerformanceX ships an update monthly, and Arcus VBT every 8 days. Most recently, PerformanceX was updated on September 15, 2026 and Arcus VBT on September 20, 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.*