# RepSpeed vs RPE 8 (slowdown tracker)

The clearest difference is in-app purchases: RPE 8 (slowdown tracker) at none against RepSpeed's 1. On price, update cadence, ads 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. RPE 8 (slowdown tracker) asks for nothing beyond the download.

RepSpeed ships an update every 2 weeks, RPE 8 (slowdown tracker) fortnightly. The most recent releases landed on September 6, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | RepSpeed | RPE 8 (slowdown tracker) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (17 ratings)](https://appshunter.io/ios/app/repspeed/id1584279988/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Freemium | — |
| Size | 56 MB | 1 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Sreyas Rangaraju](https://appshunter.io/developer/1570083962) | [德凯 郝](https://appshunter.io/developer/6791808408) |

## 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 |


### RPE 8 (slowdown tracker)

[App page](https://appshunter.io/ios/app/rpe-8-slowdown-tracker/id6793735413)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is RepSpeed free?

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

### Is RPE 8 (slowdown tracker) free?

RPE 8 (slowdown tracker) is free to download, with no in-app purchases.

### Do RepSpeed or RPE 8 (slowdown tracker) have ads?

Neither RepSpeed nor RPE 8 (slowdown tracker) shows ads.

### Which is updated more often, RepSpeed or RPE 8 (slowdown tracker)?

RepSpeed ships an update every 2 weeks, and RPE 8 (slowdown tracker) fortnightly. Most recently, RepSpeed was updated on September 6, 2026 and RPE 8 (slowdown tracker) on September 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.*