# Challenger MK vs MindfulNFit

The clearest difference is in-app purchases: Challenger MK at none against MindfulNFit's 3. Challenger MK also leads on iOS requirement (13.4 vs 16.0). MindfulNFit's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. MindfulNFit sells 3 in-app purchases, starting at $19.99 per month. Challenger MK asks for nothing beyond the download.

Challenger MK ships an update every 2 months, MindfulNFit every 2 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Challenger MK | MindfulNFit |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 19 MB | 33 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Green IT](https://appshunter.io/developer/1500914276) | [Martin Kotevski](https://appshunter.io/developer/1873578947) |

## What reviewers say

### Challenger MK

[App page](https://appshunter.io/ios/app/challenger-mk/id1500914277)

This free mobile app rewards you for walking or running. Earn points for every kilometer to get discount codes from local businesses. Join a community focused on positive societal change and track your activities using Apple Health.

**Highlights:** Earn rewards for walking/running, Redeem points for local business discounts, Participate in challenges, Join a positive community, Integrates with Apple Health

**In-app purchases:** none


### MindfulNFit

[App page](https://appshunter.io/ios/app/mindfulnfit/id6758551842)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MindfulNFit Pro - Smart Coaching | $19.99 | per month |
| MindfulNFit Pro 3 Month | $49.99 | per 3 months |
| MindfulNFit Pro Annual | $119.99 | per year |


## Frequently asked questions

### Is Challenger MK free?

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

### Is MindfulNFit free?

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

### Do Challenger MK or MindfulNFit have ads?

Neither Challenger MK nor MindfulNFit shows ads.

### Which is updated more often, Challenger MK or MindfulNFit?

Challenger MK ships an update every 2 months, and MindfulNFit every 2 weeks. Most recently, Challenger MK was updated on November 3, 2026 and MindfulNFit on November 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.*