# Somnorium vs Biorhythm Calc

The clearest difference is in-app purchases: Biorhythm Calc at none against Somnorium's 3. Biorhythm Calc also leads on device support (3 vs 1) and iOS requirement (12.0 vs 16.0). Somnorium's advantage is update cadence (every 5 days vs every 2 weeks). On price and ads there is nothing between them.

Both are free to download. Somnorium sells 3 in-app purchases, starting at $4.90 per month. Biorhythm Calc asks for nothing beyond the download.

Somnorium ships an update every 5 days, Biorhythm Calc every 2 weeks. The most recent releases landed on October 30, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Somnorium | Biorhythm Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/somnorium/id6747272942/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 24 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Bons Websistemes SL](https://appshunter.io/developer/1447803139) | [Kornel Kaulics](https://appshunter.io/developer/1501407664) |

## What reviewers say

### Somnorium

[App page](https://appshunter.io/ios/app/somnorium/id6747272942)

Decode your dreams with AI-powered interpretations and a comprehensive dream journal. Track patterns, analyze symbols, and gain insights into your subconscious. Supports multiple languages and prioritizes your privacy.

**Highlights:** AI dream interpretation, Dream journaling, Dream statistics and pattern analysis, Customizable themes and tags, Multilingual support, Privacy-focused data storage

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Montly plan | $4.90 | per month |
| Yearly subscription | $29.00 | per year |
| Dreams | $5.00 | one-time |


### Biorhythm Calc

[App page](https://appshunter.io/ios/app/biorhythm-calc/id6748093533)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Somnorium free?

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

### Is Biorhythm Calc free?

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

### Do Somnorium or Biorhythm Calc have ads?

Neither Somnorium nor Biorhythm Calc shows ads.

### Which is updated more often, Somnorium or Biorhythm Calc?

Somnorium ships an update every 5 days, and Biorhythm Calc every 2 weeks. Most recently, Somnorium was updated on October 30, 2026 and Biorhythm Calc on November 8, 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.*