# Supplify vs Stack Tracker AI

Supplify and Stack Tracker AI both sit at 4.0 stars, but that hides the real split: 25% of Supplify's written reviews are positive against 0% of Stack Tracker AI's. Supplify also leads on ratings volume (16 vs 2) and iOS requirement (13.0 vs 26.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Supplify sells 7 in-app purchases, starting at $4.99 per 7 days and Stack Tracker AI sells 2 in-app purchases, starting at $1.99 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 — 4.0 for Supplify against 4.0 for Stack Tracker AI. That said, the two scores are not equally well evidenced: Supplify has 16 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 25% of Supplify's written reviews are positive against 0% of Stack Tracker AI's.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 14, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Supplify | Stack Tracker AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (16 ratings)](https://appshunter.io/ios/app/supplify-supplement-tracker/id6532579297/reviews) | [4.0 (2 ratings)](https://appshunter.io/ios/app/stack-tracker-ai/id6740147043/reviews) |
| Number of ratings | **16** | 2 |
| Positive reviews | **25.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free with in-app purchases | Freemium |
| Size | 109 MB | 28 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [80bucks LLC](https://appshunter.io/developer/1551798251) | [MD Apps, LLC](https://appshunter.io/developer/346437629) |

## What reviewers say

### Supplify

[App page](https://appshunter.io/ios/app/supplify-supplement-tracker/id6532579297)

Easily track and remember your daily supplement intake with intelligent reminders. Access a database of over 100 supplements, create custom ones, and view detailed information. Manage your routine and history effectively.

**Highlights:** Track supplement intake, Intelligent intake reminders, Database of 100+ supplements, Custom supplement creation, Supplement routine management, Intake history tracking

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $4.99 | per 7 days |
| Monthly | $7.99 | per month |
| Yearly (free trial) | $19.99 | per year |
| Lifetime access | $17.99 | one-time |
| Lifetime premium | $19.99 | one-time |
| Lifetime premium | $24.99 | one-time |
| Lifetime premium | $49.99 | one-time |


### Stack Tracker AI

[App page](https://appshunter.io/ios/app/stack-tracker-ai/id6740147043)

Effortlessly track, analyze, and optimize your supplement intake for improved wellness and fitness. Gain AI-powered insights, set flexible schedules, and visualize your progress with secure, private data storage.

**Highlights:** Seamless daily supplement tracking, AI-powered insights and trends, Flexible dose scheduling, Advanced progress visualizations, Private and secure data storage, Customizable supplement types

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $9.99 | per year |


## Frequently asked questions

### Is Supplify free?

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

### Is Stack Tracker AI free?

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

### Which has better reviews, Supplify or Stack Tracker AI?

Supplify and Stack Tracker AI are both rated 4.0 out of 5 on the App Store, from 16 and 2 ratings respectively.

### Do Supplify or Stack Tracker AI have ads?

Neither Supplify nor Stack Tracker AI shows ads.

### Which is updated more often, Supplify or Stack Tracker AI?

Supplify ships an update fortnightly, and Stack Tracker AI fortnightly. Most recently, Supplify was updated on September 14, 2026 and Stack Tracker AI on June 4, 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.*