# PepLab vs Signal IQ

The clearest difference is in-app purchases: Signal IQ at none against PepLab's 2. Signal IQ also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. PepLab sells 2 in-app purchases, starting at $6.99 per month. Signal IQ asks for nothing beyond the download.

PepLab ships an update every 3 days, Signal IQ every 2 days. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | PepLab | Signal IQ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/peplab/id6775868678/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 80 MB | 187 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Camden Graham](https://appshunter.io/developer/1892433465) | [Ron Nader](https://appshunter.io/developer/6806012591) |

## What reviewers say

### PepLab

[App page](https://appshunter.io/ios/app/peplab/id6775868678)

This app helps patients of peptide wellness clinics track their peptide doses, organize vials, and understand their routine. It offers smart reminders, adherence statistics, and an AI coach for educational purposes. An optional subscription unlocks advanced features for enhanced organization and access.

**Highlights:** Log peptide doses and history, Organize vials, stacks, and cycles, Smart schedule-aware reminders, Reconstitution calculator, Adherence stats and progress tracking, Optional Apple Health sync, AI coach for peptide information

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PepLab Pro | $6.99 | per month |
| PepLab Pro | $49.99 | per year |


### Signal IQ

[App page](https://appshunter.io/ios/app/signal-iq/id6806012589)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PepLab free?

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

### Is Signal IQ free?

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

### Do PepLab or Signal IQ have ads?

Neither PepLab nor Signal IQ shows ads.

### Which is updated more often, PepLab or Signal IQ?

PepLab ships an update every 3 days, and Signal IQ every 2 days. Most recently, PepLab was updated on October 6, 2026 and Signal IQ on October 11, 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.*