# Lightweight! Workout Analysis vs Antrenix

The clearest difference is in-app purchases: Antrenix at none against Lightweight! Workout Analysis's 3. Antrenix also leads on update cadence (fortnightly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Lightweight! Workout Analysis sells 3 in-app purchases, starting at $2.99 per month. Antrenix asks for nothing beyond the download.

Lightweight! Workout Analysis ships an update every 2 months, Antrenix fortnightly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Lightweight! Workout Analysis | Antrenix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (184 ratings)](https://appshunter.io/ios/app/lightweight-workout-analysis/id1580231861/reviews)** | — |
| Number of ratings | **184** | — |
| Positive reviews | 76.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Freemium | — |
| Size | 122 MB | 25 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [LIGHTWEIGHT LLC](https://appshunter.io/developer/1824053627) | [MUHAMMED EMIN ALAN](https://appshunter.io/developer/1884968239) |

## What reviewers say

### Lightweight! Workout Analysis

[App page](https://appshunter.io/ios/app/lightweight-workout-analysis/id1580231861)

This app helps users build muscle and strength with expert guidance and practical tools for various training styles. It offers clear exercise demonstrations, detailed muscle engagement insights, and allows for custom workout routine creation. Track your progress and monitor body metrics to achieve your fitness goals.

**Highlights:** Exercise discovery by muscle group, Customizable workout routines, Detailed exercise videos and form guidance, Muscle engagement heat maps, Strength benchmark tracking, Body metric monitoring

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lightweight Pro - Monthly | $2.99 | per month |
| Lightweight Pro - Annual Discounted | $5.99 | per year |
| Lightweight Pro - Annual | $14.99 | per year |


### Antrenix

[App page](https://appshunter.io/ios/app/antrenix/id6785303248)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lightweight! Workout Analysis free?

Lightweight! Workout Analysis is free to download, with in-app purchases available.

### Is Antrenix free?

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

### Do Lightweight! Workout Analysis or Antrenix have ads?

Neither Lightweight! Workout Analysis nor Antrenix shows ads.

### Which is updated more often, Lightweight! Workout Analysis or Antrenix?

Lightweight! Workout Analysis ships an update every 2 months, and Antrenix fortnightly. Most recently, Lightweight! Workout Analysis was updated on October 24, 2026 and Antrenix on October 21, 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.*