# NutriStack vs StackDay

The clearest difference is ads: NutriStack at none against StackDay's shown. StackDay's advantage is update cadence (every 3 days vs every 2 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. NutriStack sells 2 in-app purchases, starting at $6.99 per month and StackDay sells 8 in-app purchases, starting at $0.99 per 7 days. 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 NutriStack against 5.0 for StackDay. Both are backed by a comparable volume of ratings — 4 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

NutriStack ships an update every 2 months, StackDay every 3 days. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | NutriStack | StackDay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/nutristack-supplement-scanner/id6761284957/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/stackday-supplement-and-peptide/id6761502044/reviews) |
| Number of ratings | 4 | **5** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Freemium | Freemium |
| Size | 63 MB | 20 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Ben Williams](https://appshunter.io/developer/1876579463) | [Fog Hill, LLC](https://appshunter.io/developer/1496413878) |

## What reviewers say

### NutriStack

[App page](https://appshunter.io/ios/app/nutristack-supplement-scanner/id6761284957)

Organize your supplement intake with detailed tracking, interaction alerts, and research-backed information. Explore supplements by goal and access evidence-based protocols. An AI advisor offers personalized routine insights.

**Highlights:** Schedule supplement doses and timing, Detect potential interactions, Access research on supplements, Scan barcodes to add products, Explore supplements by health goal, AI-powered supplement routine advisor

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NutriStack Pro Monthly | $6.99 | per month |
| NutriStack Pro Yearly | $49.99 | per year |


### StackDay

[App page](https://appshunter.io/ios/app/stackday-supplement-and-peptide/id6761502044)

This app helps you consistently take your vitamins and supplements. Log doses, build streaks, and view your adherence over time. It offers smart reminders and pre-loaded supplement information to make tracking easy.

**Highlights:** Daily checklist for all supplements, 50+ pre-loaded supplements, Streak and adherence statistics, Customizable smart reminders, Local data storage for privacy, Home screen widget (Pro)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly Discount | $0.99 | per 7 days |
| Pro Weekly | $1.99 | per 7 days |
| Pro Monthly Discount | $3.99 | per month |
| StackDay Pro Monthly | $4.99 | per month |
| StackDay Pro Monthly Subscription | $4.99 | per month |
| Pro Annual Discount | $19.99 | per year |
| StackDay Pro Annual Subscription | $24.99 | per year |
| StackDay Pro Annual | $49.99 | per year |


## Frequently asked questions

### Is NutriStack free?

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

### Is StackDay free?

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

### Which has better reviews, NutriStack or StackDay?

NutriStack and StackDay are both rated 5.0 out of 5 on the App Store, from 4 and 5 ratings respectively.

### Do NutriStack or StackDay have ads?

StackDay shows ads; NutriStack does not.

### Which is updated more often, NutriStack or StackDay?

NutriStack ships an update every 2 months, and StackDay every 3 days. Most recently, NutriStack was updated on October 10, 2026 and StackDay on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*