# Training App (MyStrengthBook) vs Simple Caffeine Tracker

The clearest difference is update cadence: Simple Caffeine Tracker at every 2 days against Training App (MyStrengthBook)'s every 4 days. On price, ads, in-app purchases and device support there is nothing between them.

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

Training App (MyStrengthBook) ships an update every 4 days, Simple Caffeine Tracker every 2 days. The most recent releases landed on November 2, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Training App (MyStrengthBook) | Simple Caffeine Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (50 ratings)](https://appshunter.io/ios/app/training-app-mystrengthbook/id1337179045/reviews)** | — |
| Number of ratings | **50** | — |
| Positive reviews | 27.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 91 MB | 26 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [My Strength Book Inc](https://appshunter.io/developer/1337179044) | [LUCAS GUFFROY](https://appshunter.io/developer/1846832915) |

## What reviewers say

### Training App (MyStrengthBook)

[App page](https://appshunter.io/ios/app/training-app-mystrengthbook/id1337179045)

This app connects you with your coach to receive personalized training programs. Track your progress, perfect your technique with demo videos, and monitor your fitness data all in one place. Optimize your workouts and achieve your fitness goals.

**Highlights:** Connect with your coach, Receive personalized training programs, Track workout progress, Watch exercise demo videos, Upload videos for coach feedback, Sync with HealthKit

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

**In-app purchases:** none


### Simple Caffeine Tracker

[App page](https://appshunter.io/ios/app/simple-caffeine-tracker/id6758615552)

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

**In-app purchases:** none


## Frequently asked questions

### Is Training App (MyStrengthBook) free?

Training App (MyStrengthBook) is free to download, with no in-app purchases.

### Is Simple Caffeine Tracker free?

Simple Caffeine Tracker is free to download, with no in-app purchases.

### Do Training App (MyStrengthBook) or Simple Caffeine Tracker have ads?

Neither Training App (MyStrengthBook) nor Simple Caffeine Tracker shows ads.

### Which is updated more often, Training App (MyStrengthBook) or Simple Caffeine Tracker?

Training App (MyStrengthBook) ships an update every 4 days, and Simple Caffeine Tracker every 2 days. Most recently, Training App (MyStrengthBook) was updated on November 2, 2026 and Simple Caffeine Tracker on October 25, 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.*