# 75 Days Challenge vs Ktrog.fit

The clearest difference is in-app purchases: Ktrog.fit at none against 75 Days Challenge's 1. 75 Days Challenge's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. 75 Days Challenge sells 1 one-off in-app purchase. Ktrog.fit asks for nothing beyond the download.

## The numbers

| Metric | 75 Days Challenge | Ktrog.fit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (46 ratings)](https://appshunter.io/ios/app/75-days-challenge-tracker/id6451491151/reviews)** | — |
| Number of ratings | **46** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 154 MB |
| Requires iOS | **12.4** | 13.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Muhammed Asaad Nadeem](https://appshunter.io/developer/1601934665) | [Remote Coach Ltd](https://appshunter.io/developer/1457588518) |

## What reviewers say

### 75 Days Challenge

[App page](https://appshunter.io/ios/app/75-days-challenge-tracker/id6451491151)

This app guides users through a 75-day fitness and mental resilience challenge. It offers comprehensive workout routines, progress tracking, and features to build discipline and self-confidence. It also includes options for the 75 Soft Challenge and group fitness.

**Highlights:** Comprehensive fitness routines, Progress tracking, Discipline building, Mental resilience development, Habit creation, 75 Soft Challenge integration, Accountability partner

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 75 Day Challenge | $4.99 | one-time |


### Ktrog.fit

[App page](https://appshunter.io/ios/app/ktrogfit/id6471554934)

**In-app purchases:** none


## Frequently asked questions

### Is 75 Days Challenge free?

75 Days Challenge is free to download, with in-app purchases available.

### Is Ktrog.fit free?

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

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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.*