# NOFFS Operational vs O2X

The clearest difference is rating: O2X at 4.2 against NOFFS Operational's 3.3. O2X also leads on update cadence (every 3 weeks vs every 31 months) and review sentiment (64% vs 53%). NOFFS Operational's advantage is in-app purchases (none vs 2) and iOS requirement (9.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. O2X sells 2 in-app purchases, starting at $9.99 per month. NOFFS Operational asks for nothing beyond the download.

O2X holds the better App Store score, 4.2 against 3.3. Both are backed by a comparable volume of ratings — 14 and 66 respectively. Written reviews point the same way: 53% of NOFFS Operational's written reviews are positive against 64% of O2X's.

NOFFS Operational ships an update every 31 months, O2X every 3 weeks. The most recent releases landed on June 9, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | NOFFS Operational | O2X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (14 ratings)](https://appshunter.io/ios/app/noffs-operational/id456024506/reviews) | **[4.2 (66 ratings)](https://appshunter.io/ios/app/o2x/id1491463207/reviews)** |
| Number of ratings | 14 | **66** |
| Positive reviews | 53.3% of reviews | **64.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 110 MB | 65 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CNIC HQ](https://appshunter.io/developer/1476096815) | [O2X Human Performance LLC](https://appshunter.io/developer/1491463206) |

## What reviewers say

### NOFFS Operational

[App page](https://appshunter.io/ios/app/noffs-operational/id456024506)

This app provides a comprehensive fitness and nutrition program developed by the Navy and EXOS. It offers exercises mimicking operational duties, personalized fueling strategies for weight management, and regeneration techniques for injury prevention and mobility.

**Highlights:** Performance training exercises, Injury prevention strategies, Personalized caloric needs calculation, Meal builder with high-octane foods, Soft tissue release techniques, Flexibility routines

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

**In-app purchases:** none


### O2X

[App page](https://appshunter.io/ios/app/o2x/id1491463207)

This app delivers personalized physical and mental training programs designed to meet your specific needs. Access workouts and guidance from a team of over 150 elite athletes, special operations veterans, and academics.

**Highlights:** Customized training programs, Physical training, Mental training, World-class athlete trainers, Special operations veteran trainers, Academic expertise

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $99.99 | per year |


## Frequently asked questions

### Is NOFFS Operational free?

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

### Is O2X free?

O2X is free to download, with in-app purchases available.

### Which has better reviews, NOFFS Operational or O2X?

O2X is rated higher. NOFFS Operational averages 3.3 out of 5 from 14 ratings, while O2X averages 4.2 from 66 ratings.

### Do NOFFS Operational or O2X have ads?

Neither NOFFS Operational nor O2X shows ads.

### Which is updated more often, NOFFS Operational or O2X?

NOFFS Operational ships an update every 31 months, and O2X every 3 weeks. Most recently, NOFFS Operational was updated on June 9, 2026 and O2X on September 22, 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.*