# DURO ZONE FIT vs Impact protocol

The clearest difference is in-app purchases: DURO ZONE FIT at none against Impact protocol's 7. Impact protocol's advantage is update cadence (monthly vs every 17 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Impact protocol sells 7 in-app purchases, starting at $149.00 per month. DURO ZONE FIT asks for nothing beyond the download.

DURO ZONE FIT ships an update every 17 months, Impact protocol monthly. The most recent releases landed on October 3, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | DURO ZONE FIT | Impact protocol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (28 ratings)](https://appshunter.io/ios/app/impact-protocol/id6670760378/reviews)** |
| Number of ratings | — | **28** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 32 MB | 133 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [duro zone fitness studio inc](https://appshunter.io/developer/1664840548) | [Gabriel Fernandez](https://appshunter.io/developer/1767405420) |

## What reviewers say

### DURO ZONE FIT

[App page](https://appshunter.io/ios/app/duro-zone-fit/id1664840546)

**Features:** macOS Compatibility

**In-app purchases:** none


### Impact protocol

[App page](https://appshunter.io/ios/app/impact-protocol/id6670760378)

Receive personalized fitness and nutrition plans designed by coaches. Track your progress with guided workouts, meal logging, and real-time performance updates. Connect with your trainer via messaging and video calls for motivation and support.

**Highlights:** Personalized Training Plans, Nutrition, Hydration & Habits Tracking, Instant Messaging & Video Calling with Coach, Workout and Performance Logs, Weekly Progress Analytics, Wearable Integration (Apple Health)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Program Women | $149.00 | per month |
| Basic Program Men | $149.00 | per month |
| Workout Program for Men | $199.00 | per month |
| Workout Program for Women | $199.00 | per month |
| Personalized Women's Program | $250.00 | per month |
| Personalized Men's Program | $300.00 | per month |
| Premium 1:1 Program | $500.00 | per month |


## Frequently asked questions

### Is DURO ZONE FIT free?

DURO ZONE FIT is free to download, with no in-app purchases.

### Is Impact protocol free?

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

### Do DURO ZONE FIT or Impact protocol have ads?

Neither DURO ZONE FIT nor Impact protocol shows ads.

### Which is updated more often, DURO ZONE FIT or Impact protocol?

DURO ZONE FIT ships an update every 17 months, and Impact protocol monthly. Most recently, DURO ZONE FIT was updated on October 3, 2026 and Impact protocol 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.*