# BioAi vs Shimmer

The clearest difference is ads: BioAi at none against Shimmer's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. BioAi sells 2 in-app purchases, starting at $9.99 per month and Shimmer sells 5 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

BioAi ships an update fortnightly, Shimmer monthly. The most recent releases landed on October 13, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | BioAi | Shimmer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bioai/id6755393950/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Freemium | — |
| Size | 40 MB | 93 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [DAMIEN ALEXANDER SCHMIDT](https://appshunter.io/developer/1853606574) | [Hanna Solutions LLC](https://appshunter.io/developer/1857837122) |

## What reviewers say

### BioAi

[App page](https://appshunter.io/ios/app/bioai/id6755393950)

This AI-powered companion helps you understand your emotional patterns. Track your mood, journal your thoughts, and receive instant AI-driven insights to improve self-awareness and decision-making.

**Highlights:** AI-powered mental health companion, Mood tracking, Daily reflection journaling, AI-driven behavioral pattern analysis, Emotional awareness improvement, Decision-making support

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BioAI Premium | $9.99 | per month |
| BioAI Premium | $79.99 | per year |


### Shimmer

[App page](https://appshunter.io/ios/app/shimmer-period-and-hormones/id6755983183)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shimmer Weekly | $7.99 | per 7 days |
| Premium Monthly | $9.99 | per month |
| Premium 3 Months | $24.99 | per 3 months |
| Premium Yearly | $59.99 | per year |
| Premium Yearly | $79.99 | per year |


## Frequently asked questions

### Is BioAi free?

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

### Is Shimmer free?

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

### Do BioAi or Shimmer have ads?

Shimmer shows ads; BioAi does not.

### Which is updated more often, BioAi or Shimmer?

BioAi ships an update fortnightly, and Shimmer monthly. Most recently, BioAi was updated on October 13, 2026 and Shimmer on September 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.*