# SunDose! vs AiVanse

The clearest difference is in-app purchases: AiVanse at none against SunDose!'s 3. SunDose!'s advantage is iOS requirement (15.1 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SunDose! sells 3 in-app purchases, starting at $2.99 per month. AiVanse asks for nothing beyond the download.

SunDose! ships an update every 4 days, AiVanse every 5 days. The most recent releases landed on October 7, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | SunDose! | AiVanse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/sundose/id6742912257/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | Freemium | — |
| Size | 37 MB | 21 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Prispa Solutions LLC](https://appshunter.io/developer/1800557753) | [Emetworks](https://appshunter.io/developer/1689519171) |

## What reviewers say

### SunDose!

[App page](https://appshunter.io/ios/app/sundose/id6742912257)

This app helps you establish a consistent morning sunlight habit to improve sleep, mood, and energy. It offers personalized goals, streak tracking, and educational content, with premium features for advanced health metrics and AI insights.

**Highlights:** Personalized daily sunlight goals, Streak tracking for consistency, Detailed progress visualization, Educational content on sunlight benefits, Reminders for habit maintenance, Vitamin D and sleep optimization tracking

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $2.99 | per month |
| Unlimited access | $29.99 | per year |
| Unlimited access | $69.99 | one-time |


### AiVanse

[App page](https://appshunter.io/ios/app/aivanse/id6743310871)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SunDose! free?

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

### Is AiVanse free?

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

### Do SunDose! or AiVanse have ads?

Neither SunDose! nor AiVanse shows ads.

### Which is updated more often, SunDose! or AiVanse?

SunDose! ships an update every 4 days, and AiVanse every 5 days. Most recently, SunDose! was updated on October 7, 2026 and AiVanse 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.*