# OxyZen vs Planttamin

The clearest difference is in-app purchases: OxyZen at none against Planttamin's 1. OxyZen also leads on ads (none vs shown). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Planttamin sells 1 in-app purchase, starting at $14.99 per year. OxyZen asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for OxyZen against 5.0 for Planttamin. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Both ship on a similar rhythm, roughly every 9 days. Both last shipped on November 4, 2026.

## The numbers

| Metric | OxyZen | Planttamin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/oxyzen/id6479008087/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/planttamin/id6743632336/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | Every 9 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 132 MB | 105 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [BrainCo Inc](https://appshunter.io/developer/1148192149) | [Know Mi LLC](https://appshunter.io/developer/1761036152) |

## What reviewers say

### OxyZen

[App page](https://appshunter.io/ios/app/oxyzen/id6479008087)

This app uses an EEG-sensing headband to provide real-time neurofeedback for stress relief, better sleep, and improved focus. It offers personalized mindfulness plans, comprehensive reports, and guided meditations to enhance your mental well-being.

**Highlights:** Real-time neurofeedback, Comprehensive bio-data reports, Personalized mindfulness plans, Guided meditations and soundscapes, Group mindfulness practice, Gamified expert challenges

**Features:** macOS Compatibility

**In-app purchases:** none


### Planttamin

[App page](https://appshunter.io/ios/app/planttamin/id6743632336)

Log your intake of spermidine, a nutrient that promotes autophagy. Discover foods rich in this compound and access educational resources about its benefits. Track your dietary choices to support your body's natural recycling system.

**Highlights:** Spermidine food database, Log spermidine-rich foods, Educational content on spermidine, Research articles, Autophagy promotion tracking

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Planttamin Premium Plan | $14.99 | per year |


## Frequently asked questions

### Is OxyZen free?

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

### Is Planttamin free?

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

### Which has better reviews, OxyZen or Planttamin?

OxyZen and Planttamin are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do OxyZen or Planttamin have ads?

Planttamin shows ads; OxyZen does not.

### Which is updated more often, OxyZen or Planttamin?

OxyZen ships an update every 9 days, and Planttamin every 9 days. Most recently, OxyZen was updated on November 4, 2026 and Planttamin on November 4, 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.*