# FLEX Stronger vs TrueRep VBT

FLEX Stronger and TrueRep VBT both sit at 4.4 stars, but that hides the real split: 100% of TrueRep VBT's written reviews are positive against 71% of FLEX Stronger's. TrueRep VBT also leads on update cadence (every 6 days vs monthly). FLEX Stronger's advantage is iOS requirement (12.0 vs 16.4). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FLEX Stronger holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 8 and 18 respectively. Written reviews complicate that: 71% of FLEX Stronger's written reviews are positive against 100% of TrueRep VBT's, so the app with the better star average is not the one people write more warmly about.

FLEX Stronger ships an update monthly, TrueRep VBT every 6 days. The most recent releases landed on October 4, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | FLEX Stronger | TrueRep VBT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (8 ratings)](https://appshunter.io/ios/app/flex-stronger/id1452436164/reviews)** | [4.2 (18 ratings)](https://appshunter.io/ios/app/truerep-vbt/id6450713797/reviews) |
| Number of ratings | 8 | **18** |
| Positive reviews | 71.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free | Free |
| Size | 83 MB | 32 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Kinetic Performance](https://appshunter.io/developer/343232407) | [Ozark Apps Development LLC](https://appshunter.io/developer/1659058545) |

## What reviewers say

### FLEX Stronger

[App page](https://appshunter.io/ios/app/flex-stronger/id1452436164)

This app revolutionizes weight training by syncing with a sensor to provide real-time performance feedback. Track, manage, and review your training like elite athletes, with automated workouts and group training options. It offers detailed metrics, video recording with data overlay, and a community feature for sharing and downloading workouts.

**Highlights:** Real-time performance feedback, Velocity-based training (VBT), Automated workouts, Group training for up to three people, Video recording with synced data, 1RM prediction, Workout creation and sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### TrueRep VBT

[App page](https://appshunter.io/ios/app/truerep-vbt/id6450713797)

This app transforms your iOS device into a real-time velocity tracking tool for barbell movements. It offers precise data, instant feedback, and comprehensive analysis to optimize training for athletes and coaches.

**Highlights:** Real-time velocity tracking, Barbell movement analysis, Instant performance feedback, Comprehensive data analysis, Coach and team monitoring, Easy setup with magnet

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FLEX Stronger free?

FLEX Stronger is free to download, with no in-app purchases.

### Is TrueRep VBT free?

TrueRep VBT is free to download, with no in-app purchases.

### Which has better reviews, FLEX Stronger or TrueRep VBT?

FLEX Stronger is rated higher. FLEX Stronger averages 4.4 out of 5 from 8 ratings, while TrueRep VBT averages 4.2 from 18 ratings.

### Do FLEX Stronger or TrueRep VBT have ads?

Neither FLEX Stronger nor TrueRep VBT shows ads.

### Which is updated more often, FLEX Stronger or TrueRep VBT?

FLEX Stronger ships an update monthly, and TrueRep VBT every 6 days. Most recently, FLEX Stronger was updated on October 4, 2026 and TrueRep VBT on September 22, 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.*