# Supplements AI vs Irongrind

The clearest difference is update cadence: Supplements AI at every 4 days against Irongrind's every 2 weeks. Supplements AI also leads on iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Supplements AI sells 4 in-app purchases, starting at $4.99 per month and Irongrind sells 4 in-app purchases, starting at $1.49 per 7 days. Whichever you choose, the download price is not the number that matters.

Supplements AI ships an update every 4 days, Irongrind every 2 weeks. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Supplements AI | Irongrind |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (122 ratings)](https://appshunter.io/ios/app/supplements-ai-stack-tracker/id6741800649/reviews)** | — |
| Number of ratings | **122** | — |
| Positive reviews | 54.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 54 MB | 25 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 17+ | 12+ |
| Developer | [Adrien Pierre Grusse](https://appshunter.io/developer/1795657365) | [Jovin Varghese Manjaly](https://appshunter.io/developer/1708433956) |

## What reviewers say

### Supplements AI

[App page](https://appshunter.io/ios/app/supplements-ai-stack-tracker/id6741800649)

Optimize your health routine with this intelligent supplement tracker. It creates personalized schedules, reminds you of doses, and analyzes potential interactions and synergies to maximize benefits. Gain insights into how your supplements impact your well-being and identify potential nutrient deficiencies.

**Highlights:** Personalized supplement schedule, Smart reminder notifications, Vitamin and mineral tracking, Synergy and interference analysis, Meal-aware planning, Well-being and performance tracking, Nutrient deficiency identification

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Supplements Premium Monthly | $4.99 | per month |
| Supplements Premium Monthly | $5.99 | per month |
| Supplements Premium Yearly | $29.99 | per year |
| Supplements Premium Yearly | $39.99 | per year |


### Irongrind

[App page](https://appshunter.io/ios/app/irongrind-gym-workout-tracker/id6763803482)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Irongrind Pro Weekly | $1.49 | per 7 days |
| Irongrind Pro Monthly | $6.99 | per month |
| Irongrind Pro Yearly | $39.99 | per year |
| Irongrind Pro Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Supplements AI free?

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

### Is Irongrind free?

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

### Do Supplements AI or Irongrind have ads?

Neither Supplements AI nor Irongrind shows ads.

### Which is updated more often, Supplements AI or Irongrind?

Supplements AI ships an update every 4 days, and Irongrind every 2 weeks. Most recently, Supplements AI was updated on October 3, 2026 and Irongrind on October 7, 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.*