# MyTide AI vs PepStack Pro

The clearest difference is in-app purchases: MyTide AI at none against PepStack Pro's 2. PepStack Pro's advantage is update cadence (every 8 days vs every 3 weeks) and iOS requirement (15.1 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. PepStack Pro sells 2 in-app purchases, starting at $8.99 per month. MyTide AI asks for nothing beyond the download.

MyTide AI ships an update every 3 weeks, PepStack Pro every 8 days. Both last shipped on September 13, 2026.

## The numbers

| Metric | MyTide AI | PepStack Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (11 ratings)](https://appshunter.io/ios/app/pepstack-pro/id6760684355/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Monetization | — | Freemium |
| Size | 26 MB | 39 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Soaring Seagull LLC](https://appshunter.io/developer/1876997834) | [MyFlowMD, LLC](https://appshunter.io/developer/1885185443) |

## What reviewers say

### MyTide AI

[App page](https://appshunter.io/ios/app/mytide-ai/id6759131325)

**Features:** macOS Compatibility

**In-app purchases:** none


### PepStack Pro

[App page](https://appshunter.io/ios/app/pepstack-pro/id6760684355)

This app provides a comprehensive database of peptides, personalized protocol recommendations, and tools to track your peptide journey. Monitor injections, log progress, and check for interactions to optimize your health and wellness goals safely.

**Highlights:** Peptide database with clinical data, Personalized peptide recommendations, Interaction checker for peptide safety, Physician-designed protocol templates, Injection schedule and dose tracking, Lab and progress journaling, Direct physician connection

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PepStack Pro Premium | $8.99 | per month |
| PepStack Pro Premium | $49.99 | per year |


## Frequently asked questions

### Is MyTide AI free?

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

### Is PepStack Pro free?

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

### Do MyTide AI or PepStack Pro have ads?

Neither MyTide AI nor PepStack Pro shows ads.

### Which is updated more often, MyTide AI or PepStack Pro?

MyTide AI ships an update every 3 weeks, and PepStack Pro every 8 days. Most recently, MyTide AI was updated on September 13, 2026 and PepStack Pro 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.*