# Strength Side App vs Starrett System

The clearest difference is rating: Starrett System at 5.0 against Strength Side App's 3.1. Starrett System also leads on iOS requirement (13.0 vs 15.6). Strength Side App's advantage is review sentiment (20% vs 0%). On price, ratings volume, update cadence 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.

Starrett System holds the better App Store score, 5.0 against 3.1. Both are backed by a comparable volume of ratings — 9 and 6 respectively. Written reviews complicate that: 20% of Strength Side App's written reviews are positive against 0% of Starrett System's, so the app with the better star average is not the one people write more warmly about.

Strength Side App ships an update every 2 weeks, Starrett System monthly. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Strength Side App | Starrett System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (9 ratings)](https://appshunter.io/ios/app/strength-side-app/id6480134501/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/starrett-system/id6740607477/reviews)** |
| Number of ratings | **9** | 6 |
| Positive reviews | **20.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 115 MB | 419 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Strength Side](https://appshunter.io/developer/1738289462) | [The Ready State Inc.](https://appshunter.io/developer/1311499696) |

## What reviewers say

### Strength Side App

[App page](https://appshunter.io/ios/app/strength-side-app/id6480134501)

This app offers specialized training programs focused on strength, movement, and mobility. It provides users with tools and guidance to enhance their physical capabilities.

**Highlights:** Strength training programs, Movement training, Mobility exercises, Personalized guidance

**Features:** macOS Compatibility

**In-app purchases:** none


### Starrett System

[App page](https://appshunter.io/ios/app/starrett-system/id6740607477)

This comprehensive 90-day fitness, movement, and nutrition program helps you build a functional, durable, and resilient body for life. It includes expert-led training, mobility and recovery sessions, nutrition guidance, and habit tracking tools.

**Highlights:** 90-day progressive strength and interval training, Mobility and recovery sessions, Macro-based nutrition guidance, Habit tracking and goal setting, Resource vault with pain protocols and recipes, Syncs with Health app

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

**In-app purchases:** none


## Frequently asked questions

### Is Strength Side App free?

Strength Side App is free to download, with no in-app purchases.

### Is Starrett System free?

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

### Which has better reviews, Strength Side App or Starrett System?

Starrett System is rated higher. Strength Side App averages 3.1 out of 5 from 9 ratings, while Starrett System averages 5.0 from 6 ratings.

### Do Strength Side App or Starrett System have ads?

Neither Strength Side App nor Starrett System shows ads.

### Which is updated more often, Strength Side App or Starrett System?

Strength Side App ships an update every 2 weeks, and Starrett System monthly. Most recently, Strength Side App was updated on September 10, 2026 and Starrett System on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*