# PHD Community By Dr. Berry vs Bio Optimizer

The clearest difference is in-app purchases: PHD Community By Dr. Berry at none against Bio Optimizer's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Bio Optimizer sells 2 in-app purchases, starting at $19.99 per month. PHD Community By Dr. Berry asks for nothing beyond the download.

PHD Community By Dr. Berry ships an update weekly, Bio Optimizer every 4 days. The most recent releases landed on November 5, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PHD Community By Dr. Berry | Bio Optimizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (168 ratings)](https://appshunter.io/ios/app/phd-community-by-dr-berry/id6753691948/reviews)** | — |
| Number of ratings | **168** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free | — |
| Size | 132 MB | 76 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 12+ |
| Developer | [The Proper Human Diet, LLC](https://appshunter.io/developer/1844442012) | [YOU SUNG CHYUNG](https://appshunter.io/developer/1881798464) |

## What reviewers say

### PHD Community By Dr. Berry

[App page](https://appshunter.io/ios/app/phd-community-by-dr-berry/id6753691948)

Master the Proper Human Diet with expert guidance, exclusive content, and a supportive community. This app offers tools and resources for a low-carb, real-food lifestyle to reverse illness and improve long-term health.

**Highlights:** Weekly live Q&As with Dr. Berry, Exclusive content and challenges, Beginner resources, Ad-free community space, Supportive forums, Video library and guides, Accountability and connection

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

**In-app purchases:** none


### Bio Optimizer

[App page](https://appshunter.io/ios/app/bio-optimizer/id6759941870)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $19.99 | per month |
| Annual Premium | $119.00 | per year |


## Frequently asked questions

### Is PHD Community By Dr. Berry free?

PHD Community By Dr. Berry is free to download, with no in-app purchases.

### Is Bio Optimizer free?

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

### Do PHD Community By Dr. Berry or Bio Optimizer have ads?

Neither PHD Community By Dr. Berry nor Bio Optimizer shows ads.

### Which is updated more often, PHD Community By Dr. Berry or Bio Optimizer?

PHD Community By Dr. Berry ships an update weekly, and Bio Optimizer every 4 days. Most recently, PHD Community By Dr. Berry was updated on November 5, 2026 and Bio Optimizer on October 28, 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.*