# Sol vs LuminaLull

The clearest difference is in-app purchases: Sol at none against LuminaLull's 2. Sol also leads on device support (3 vs 1) and iOS requirement (14.0 vs 26.0). On price and ads there is nothing between them.

Both are free to download. LuminaLull sells 2 in-app purchases, starting at $2.99 per month. Sol asks for nothing beyond the download.

## The numbers

| Metric | Sol | LuminaLull |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/luminalull/id6760706894/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 9 MB | 18 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [GridLights Company](https://appshunter.io/developer/1805675673) | [Gregory Hogan](https://appshunter.io/developer/1835199521) |

## What reviewers say

### Sol

[App page](https://appshunter.io/ios/app/sol-spektrum/id6758955736)

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

**In-app purchases:** none


### LuminaLull

[App page](https://appshunter.io/ios/app/luminalull/id6760706894)

This app uses AI to create personalized audio and light entrainment sessions for sleep, focus, and relaxation. It offers multiple entrainment methods, including unique synchronized photic light strobes via your iPhone flashlight, and tracks your progress privately on-device.

**Highlights:** AI-powered personalized sessions, Photic entrainment with iPhone flashlight, Binaural beats and isochronic tones, Ambient soundscapes, Save and share custom presets, Progress tracking and data export, On-device processing for privacy

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LuminaLull Monthly | $2.99 | per month |
| LUMINALULLOTP | $9.99 | one-time |


## Frequently asked questions

### Is Sol free?

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

### Is LuminaLull free?

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

### Do Sol or LuminaLull have ads?

Neither Sol nor LuminaLull shows ads.

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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.*