# Optimized Strength Training vs Kettlebell Coach Pro

The clearest difference is update cadence: Kettlebell Coach Pro at weekly against Optimized Strength Training's every 6 weeks. Optimized Strength Training's advantage is device support (4 vs 1) and iOS requirement (15.5 vs 18.6). On price, ads and in-app purchases there is nothing between them.

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

Optimized Strength Training ships an update every 6 weeks, Kettlebell Coach Pro weekly. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Optimized Strength Training | Kettlebell Coach Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/optimized-strength-training/id6456571995/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 193 MB | 14 MB |
| Requires iOS | **15.5** | 18.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Optimized Strength Training LLC](https://appshunter.io/developer/1700524725) | [Ted van den Berg](https://appshunter.io/developer/1866023938) |

## What reviewers say

### Optimized Strength Training

[App page](https://appshunter.io/ios/app/optimized-strength-training/id6456571995)

Achieve your fitness goals with personalized workout programs, exercise videos, and nutrition tracking. Set goals, earn badges, and connect with a supportive community. Seamlessly track progress with wearable device integrations.

**Highlights:** Personalized workout programs, Exercise demonstration videos, Nutrition tracking, Goal setting and progress tracking, Real-time coach communication, Community forums, Body measurement tracking, Wearable device integration

**Features:** Apple Wallet

**In-app purchases:** none


### Kettlebell Coach Pro

[App page](https://appshunter.io/ios/app/kettlebell-coach-pro/id6760893226)

**In-app purchases:** none


## Frequently asked questions

### Is Optimized Strength Training free?

Optimized Strength Training is free to download, with no in-app purchases.

### Is Kettlebell Coach Pro free?

Kettlebell Coach Pro is free to download, with no in-app purchases.

### Do Optimized Strength Training or Kettlebell Coach Pro have ads?

Neither Optimized Strength Training nor Kettlebell Coach Pro shows ads.

### Which is updated more often, Optimized Strength Training or Kettlebell Coach Pro?

Optimized Strength Training ships an update every 6 weeks, and Kettlebell Coach Pro weekly. Most recently, Optimized Strength Training was updated on October 15, 2026 and Kettlebell Coach Pro on October 12, 2026.

---

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