# Testosterone Boost vs Silent Trainer

The clearest difference is price: Testosterone Boost at Free against Silent Trainer's $4.99. Testosterone Boost also leads on ratings volume (63 vs 14). Silent Trainer's advantage is in-app purchases (none vs 6) and ads (none vs shown). On review sentiment, device support and iOS requirement there is nothing between them.

Testosterone Boost is free to download; Silent Trainer costs $4.99 up front. Testosterone Boost sells 6 in-app purchases, starting at $9.99 per 7 days. Silent Trainer asks for nothing beyond the download.

Silent Trainer holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 63 and 14 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Testosterone Boost ships an update every 6 weeks, Silent Trainer every 3 weeks. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Testosterone Boost | Silent Trainer |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [4.7 (63 ratings)](https://appshunter.io/ios/app/testosterone-boost-testpeak/id6538732565/reviews) | **[5.0 (14 ratings)](https://appshunter.io/ios/app/silent-trainer/id6762064931/reviews)** |
| Number of ratings | **63** | 14 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 60 MB | 33 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [koval software s.r.o.](https://appshunter.io/developer/1896463764) | [ELIJAH KEITH SEARLES](https://appshunter.io/developer/1892726210) |

## What reviewers say

### Testosterone Boost

[App page](https://appshunter.io/ios/app/testosterone-boost-testpeak/id6538732565)

This program offers a 30-day plan to naturally enhance testosterone levels, focusing on energy, muscle mass, libido, and confidence. It includes nutritional guidance, workouts, stress management, supplement advice, and progress tracking.

**Highlights:** Structured 30-day plan, Nutritional guidance and recipes, Testosterone-boosting workouts, Stress management techniques, Natural supplement advice, Progress tracking tools, Expert insights and articles

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $9.99 | per 7 days |
| Monthly subscription | $12.99 | per month |
| Discounted Annual Subscription | $29.99 | per year |
| Annual Subscription | $49.99 | per year |
| 7-Day Testosterone Program | $7.99 | one-time |
| 30-Day Testosterone Program | $8.99 | one-time |


### Silent Trainer

[App page](https://appshunter.io/ios/app/silent-trainer/id6762064931)

This app offers a private and ad-free interval timer to strengthen your core and improve pelvic health. It features guided cues, progressive levels, and streak tracking to help you stay consistent with your exercises discreetly.

**Highlights:** Guided interval cues, Progressive leveling system, Discreet, silent training, Daily streak tracking, 100% private data storage, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Testosterone Boost free?

Testosterone Boost is free to download, with in-app purchases available.

### Is Silent Trainer free?

Silent Trainer costs $4.99, with no in-app purchases.

### Which has better reviews, Testosterone Boost or Silent Trainer?

Silent Trainer is rated higher. Testosterone Boost averages 4.7 out of 5 from 63 ratings, while Silent Trainer averages 5.0 from 14 ratings.

### Do Testosterone Boost or Silent Trainer have ads?

Testosterone Boost shows ads; Silent Trainer does not.

### Which is updated more often, Testosterone Boost or Silent Trainer?

Testosterone Boost ships an update every 6 weeks, and Silent Trainer every 3 weeks. Most recently, Testosterone Boost was updated on October 24, 2026 and Silent Trainer on October 18, 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.*