# Praana Guide vs Solius

The clearest difference is iOS requirement: Praana Guide at 15.6 against Solius's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Praana Guide | Solius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (70 ratings)](https://appshunter.io/ios/app/solius/id6762333424/reviews)** |
| Number of ratings | — | **70** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free |
| Size | 60 MB | 237 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AAROGYA TECH INC](https://appshunter.io/developer/1815202848) | [Solius Labs, Inc.](https://appshunter.io/developer/1314011843) |

## What reviewers say

### Praana Guide

[App page](https://appshunter.io/ios/app/praana-guide/id6752279408)

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

**In-app purchases:** none


### Solius

[App page](https://appshunter.io/ios/app/solius/id6762333424)

This app pairs with a UVB light therapy device to deliver personalized doses of UVB light based on your skin tone. It offers guided sessions, reminders, and progress tracking for year-round health benefits. The device is FDA-cleared and requires no prescription.

**Highlights:** Personalized UVB dosing based on skin tone, FDA-cleared over-the-counter device, Short weekly sessions (approx. 5 minutes), Guided session setup and safety checks, Weekly reminders and progress tracking, Therapy history and trends

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

**In-app purchases:** none


## Frequently asked questions

### Is Praana Guide free?

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

### Is Solius free?

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

### Do Praana Guide or Solius have ads?

Neither Praana Guide nor Solius shows ads.

### Which is updated more often, Praana Guide or Solius?

Praana Guide ships an update every 3 weeks, and Solius every 3 weeks. Most recently, Praana Guide was updated on October 17, 2026 and Solius on October 18, 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.*