# Biostress vs Workout Tracker

The clearest difference is in-app purchases: Biostress at none against Workout Tracker's 12. Biostress also leads on ads (none vs shown) and iOS requirement (13.4 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Workout Tracker sells 11 in-app purchases, starting at $4.99 per month. Biostress asks for nothing beyond the download.

Biostress ships an update monthly, Workout Tracker every 2 weeks. The most recent releases landed on October 19, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Biostress | Workout Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/workout-tracker-reps/id6446947265/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 86.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 41 MB | 49 MB |
| Requires iOS | **13.4** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Biostress Lab Ltd](https://appshunter.io/developer/1762589825) | [James Rogers](https://appshunter.io/developer/1340887371) |

## What reviewers say

### Biostress

[App page](https://appshunter.io/ios/app/biostress/id6444656152)

**Features:** macOS Compatibility

**In-app purchases:** none


### Workout Tracker

[App page](https://appshunter.io/ios/app/workout-tracker-reps/id6446947265)

This app helps you create, follow, and track gym workouts with personalized routines and a comprehensive exercise guide. Monitor your progress, save favorite workouts, and use built-in timers to stay motivated and achieve your fitness goals.

**Highlights:** Tailored workout routines, Progress tracking (reps & weight), Comprehensive exercise guide, Customizable favorite workouts, Workout history analysis, In-app set timers

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reps Pro | $4.99 | per month |
| Reps Plus | $4.99 | per month |
| Reps Plus | $9.99 | per month |
| Reps Plus | $9.99 | per month |
| Reps Plus | $19.99 | per 3 months |
| Reps Plus | $19.99 | per 3 months |
| Reps Pro | $24.99 | per year |
| Reps Plus | $24.99 | per year |
| Reps Plus | $49.99 | per year |
| Reps Plus | $49.99 | per year |
| Reps Pro | $99.99 | one-time |


## Frequently asked questions

### Is Biostress free?

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

### Is Workout Tracker free?

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

### Do Biostress or Workout Tracker have ads?

Workout Tracker shows ads; Biostress does not.

### Which is updated more often, Biostress or Workout Tracker?

Biostress ships an update monthly, and Workout Tracker every 2 weeks. Most recently, Biostress was updated on October 19, 2026 and Workout Tracker on October 5, 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.*