# SuppTracker vs StackFlow

SuppTracker and StackFlow are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. SuppTracker sells 1 one-off in-app purchase and StackFlow sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

SuppTracker ships an update fortnightly, StackFlow every 2 weeks. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | SuppTracker | StackFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stackflow-supplement-planner/id6761324946/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 5 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [浩然 唐](https://appshunter.io/developer/1730036303) | [航东 郭](https://appshunter.io/developer/1874353215) |

## What reviewers say

### SuppTracker

[App page](https://appshunter.io/ios/app/supptracker-ai/id6759912121)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 终身会员 | $9.99 | one-time |


### StackFlow

[App page](https://appshunter.io/ios/app/stackflow-supplement-planner/id6761324946)

This app helps you manage complex supplement routines by scanning labels, providing AI-driven timing suggestions based on ingredient interactions, and tracking your body's response. It visualizes synergy and spacing for optimal intake.

**Highlights:** AI-powered supplement timing, Supplement label scanning, Ingredient-level intelligence, Synergy and spacing visualization, Daily routine tracking, Body response logging, Daily insights feed

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StackFlow Pro Monthly | $4.99 | per month |
| StackFlow Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is SuppTracker free?

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

### Is StackFlow free?

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

### Do SuppTracker or StackFlow have ads?

Neither SuppTracker nor StackFlow shows ads.

### Which is updated more often, SuppTracker or StackFlow?

SuppTracker ships an update fortnightly, and StackFlow every 2 weeks. Most recently, SuppTracker was updated on October 11, 2026 and StackFlow on October 2, 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.*