# HydroTrack vs Dr. Testo

The clearest difference is update cadence: Dr. Testo at every 8 days against HydroTrack's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. HydroTrack sells 1 one-off in-app purchase and Dr. Testo sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

HydroTrack ships an update every 3 months, Dr. Testo every 8 days. The most recent releases landed on October 15, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | HydroTrack | Dr. Testo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dr-testo-testosterone-boost/id6806308912/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | — | Freemium |
| Size | 12 MB | 114 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [Jose Antonio Blaya Garcia](https://appshunter.io/developer/391782550) | [MUSTAFA MIHCI](https://appshunter.io/developer/6806308914) |

## What reviewers say

### HydroTrack

[App page](https://appshunter.io/ios/app/hydrotrack-water-tracker/id6759532953)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $0.99 | one-time |


### Dr. Testo

[App page](https://appshunter.io/ios/app/dr-testo-testosterone-boost/id6806308912)

Estimate your current testosterone level and receive a personalized, science-backed plan to optimize it. Track progress, explore advanced optimizations for sleep, diet, and supplements, and understand factors influencing your hormone levels.

**Highlights:** Estimate current testosterone level, Personalized optimization plan, Optimize sleep, diet, and training, Track progress and projections, Explore 36 advanced optimizations, Private by design, no account needed

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dr. Testo Pro Monthly | $3.99 | per month |
| Dr. Testo Pro Annual | $14.99 | per year |


## Frequently asked questions

### Is HydroTrack free?

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

### Is Dr. Testo free?

Dr. Testo is free to download, with in-app purchases available.

### Do HydroTrack or Dr. Testo have ads?

Neither HydroTrack nor Dr. Testo shows ads.

### Which is updated more often, HydroTrack or Dr. Testo?

HydroTrack ships an update every 3 months, and Dr. Testo every 8 days. Most recently, HydroTrack was updated on October 15, 2026 and Dr. Testo on October 26, 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.*