# RepSpeed vs VBTgo

The clearest difference is review sentiment: RepSpeed at 83% against VBTgo's 0%. RepSpeed also leads on rating (4.5 vs 1.0) and update cadence (every 2 weeks vs every 2 months). VBTgo's advantage is monetization model (free vs freemium). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. RepSpeed sells 1 in-app purchase, starting at $0.99 per month and VBTgo sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

RepSpeed holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: RepSpeed has 17 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 83% of RepSpeed's written reviews are positive against 0% of VBTgo's.

RepSpeed ships an update every 2 weeks, VBTgo every 2 months. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | RepSpeed | VBTgo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (17 ratings)](https://appshunter.io/ios/app/repspeed/id1584279988/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/vbtgo/id6762294185/reviews) |
| Number of ratings | **17** | 1 |
| Positive reviews | **83.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Freemium | **Free** |
| Size | 56 MB | 110 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sreyas Rangaraju](https://appshunter.io/developer/1570083962) | [北京维力速特智能科技有限公司](https://appshunter.io/developer/1893257151) |

## What reviewers say

### RepSpeed

[App page](https://appshunter.io/ios/app/repspeed/id1584279988)

This app uses your phone's camera to analyze barbell lifts, providing detailed metrics like bar path, velocity, and power. Optimize your training, improve form, and get stronger faster with advanced analytics.

**Highlights:** Automatic barbell detection, Barbell path visualization, Velocity and power metrics, Video recording and upload, Repetition tracking, Workout notes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RepSpeed Premium | $0.99 | per month |


### VBTgo

[App page](https://appshunter.io/ios/app/vbtgo/id6762294185)

This app uses your phone's camera to track bar speed, power, and displacement during workouts. It provides live feedback, monitors fatigue, and helps you build a personal Load-Velocity Profile over time. Review your lifts with video and trajectory data for enhanced training insights.

**Highlights:** Measure bar speed, power, and displacement, Live feedback after each set, Monitor fatigue through velocity changes, Build Load-Velocity Profile, Review lifts with video feedback, Track jump performance

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | one-time |
| Monthly | $4.99 | one-time |
| Quarterly | $12.99 | one-time |
| Half-year | $24.99 | one-time |
| Yearly | $39.99 | one-time |


## Frequently asked questions

### Is RepSpeed free?

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

### Is VBTgo free?

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

### Which has better reviews, RepSpeed or VBTgo?

RepSpeed is rated higher. RepSpeed averages 4.5 out of 5 from 17 ratings, while VBTgo averages 1.0 from 1 ratings.

### Do RepSpeed or VBTgo have ads?

Neither RepSpeed nor VBTgo shows ads.

### Which is updated more often, RepSpeed or VBTgo?

RepSpeed ships an update every 2 weeks, and VBTgo every 2 months. Most recently, RepSpeed was updated on October 24, 2026 and VBTgo on October 31, 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.*