# GraFitY vs NutrientOS

The clearest difference is update cadence: GraFitY at daily against NutrientOS's fortnightly. GraFitY also leads on ratings volume (4 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. GraFitY sells 1 in-app purchase, starting at $2.99 per month and NutrientOS sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for GraFitY against 5.0 for NutrientOS. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

GraFitY ships an update daily, NutrientOS fortnightly. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | GraFitY | NutrientOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/grafity/id6755896653/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/nutrientos-calorie-tracker/id6765582312/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 56 MB | 22 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Sudharsan Selvakumar](https://appshunter.io/developer/1857051475) | [Jeremiyah Escobedo](https://appshunter.io/developer/1895999641) |

## What reviewers say

### GraFitY

[App page](https://appshunter.io/ios/app/grafity/id6755896653)

This app acts as a comprehensive fitness command center, offering intelligent workout tracking with voice commands and detailed progress visualization. It also features a smart nutrition manager with AI-powered food scanning and text entry, alongside a data-driven dashboard to monitor daily activity.

**Highlights:** Intelligent workout tracking, Voice command logging, AI food scanner, Smart text nutrition entry, Data-driven dashboard, Privacy features

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GraFitY Pro | $2.99 | per month |


### NutrientOS

[App page](https://appshunter.io/ios/app/nutrientos-calorie-tracker/id6765582312)

Track your nutrition, understand your meals, and build healthier habits with food logging, macro and micronutrient tracking, and workout logging. Optional AI tools offer advanced guidance and insights for personalized wellness.

**Highlights:** Food diary with calories, macros, and micronutrients, Barcode and food search, Restaurant menu browsing, Fitness, hydration, and sleep tracking, AI meal scan, AI Coach for guidance, AI recipe builder

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Atlas Pro Monthly | $7.99 | per month |
| Atlas Premium Monthly | $12.99 | per month |


## Frequently asked questions

### Is GraFitY free?

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

### Is NutrientOS free?

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

### Which has better reviews, GraFitY or NutrientOS?

GraFitY and NutrientOS are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do GraFitY or NutrientOS have ads?

Neither GraFitY nor NutrientOS shows ads.

### Which is updated more often, GraFitY or NutrientOS?

GraFitY ships an update daily, and NutrientOS fortnightly. Most recently, GraFitY was updated on September 30, 2026 and NutrientOS on October 6, 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.*