# StackLog vs Supplement Tracker

The clearest difference is in-app purchases: StackLog at none against Supplement Tracker's 3. StackLog also leads on ads (none vs shown) and update cadence (every 2 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Supplement Tracker sells 3 in-app purchases, starting at $0.99 per month. StackLog asks for nothing beyond the download.

StackLog ships an update every 2 days, Supplement Tracker every 3 weeks. The most recent releases landed on May 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | StackLog | Supplement Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Size | 38 MB | 97 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Yaroslav Henza](https://appshunter.io/developer/1832216660) | [Shubham Choudhary](https://appshunter.io/developer/1672188657) |

## What reviewers say

### StackLog

[App page](https://appshunter.io/ios/app/stacklog-supplement-tracker/id6754559530)

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

**In-app purchases:** none


### Supplement Tracker

[App page](https://appshunter.io/ios/app/supplement-tracker-gulpify/id6760659352)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gulpify monthly premium | $0.99 | per month |
| Premium Yearly Plan | $4.99 | per year |
| Gulpify Life Time Plan | $19.99 | one-time |


## Frequently asked questions

### Is StackLog free?

StackLog is free to download, with no in-app purchases.

### Is Supplement Tracker free?

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

### Do StackLog or Supplement Tracker have ads?

Supplement Tracker shows ads; StackLog does not.

### Which is updated more often, StackLog or Supplement Tracker?

StackLog ships an update every 2 days, and Supplement Tracker every 3 weeks. Most recently, StackLog was updated on May 17, 2026 and Supplement Tracker on September 13, 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.*