# 531 Strength Workout vs Zone2 Autopilot

The clearest difference is in-app purchases: Zone2 Autopilot at none against 531 Strength Workout's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 531 Strength Workout sells 3 in-app purchases, starting at $4.99 per month. Zone2 Autopilot asks for nothing beyond the download.

## The numbers

| Metric | 531 Strength Workout | Zone2 Autopilot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/531-strength-workout/id6742192484/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 8 days |
| Monetization | Freemium | — |
| Size | 16 MB | 10 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Akim Kasabulatov](https://appshunter.io/developer/1211314144) | [Brad Richardson](https://appshunter.io/developer/6780289466) |

## What reviewers say

### 531 Strength Workout

[App page](https://appshunter.io/ios/app/531-strength-workout/id6742192484)

This app guides users through strength training using the 531 method. It offers workout logging, customizable plans, real-time assistance, and progress tracking to help users build strength and achieve their fitness goals.

**Highlights:** 531 Workout Logger, Customizable Templates, Workout Assist, Cycle Manager, Progress Tracker, Strength Training Guidance

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5/3/1 Workout Premium Monthly | $4.99 | per month |
| 531 Strength Workout Annual | $19.99 | per year |
| 531 Workout Premium | $29.99 | one-time |


### Zone2 Autopilot

[App page](https://appshunter.io/ios/app/zone2-autopilot/id6780289464)

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

**In-app purchases:** none


## Frequently asked questions

### Is 531 Strength Workout free?

531 Strength Workout is free to download, with in-app purchases available.

### Is Zone2 Autopilot free?

Zone2 Autopilot is free to download, with no in-app purchases.

### Do 531 Strength Workout or Zone2 Autopilot have ads?

Neither 531 Strength Workout nor Zone2 Autopilot shows ads.

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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.*