# Cerebyte vs LimeFast AI

The clearest difference is in-app purchases: LimeFast AI at none against Cerebyte's 1. Cerebyte's advantage is iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Cerebyte sells 1 in-app purchase, starting at $4.99 per month. LimeFast AI asks for nothing beyond the download.

Cerebyte ships an update weekly, LimeFast AI every 2 weeks. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Cerebyte | LimeFast AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/cerebyte/id6760419256/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Freemium | — |
| Size | 186 MB | 8 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Electrodiagnostic Services Ltd](https://appshunter.io/developer/1884367183) | [Shanxi Jinshangxing Technology Co., Ltd](https://appshunter.io/developer/1784852711) |

## What reviewers say

### Cerebyte

[App page](https://appshunter.io/ios/app/cerebyte/id6760419256)

This neuroscience-based audio wellness app uses real brainwave recordings to help you achieve specific mental states like deep sleep, focus, or anxiety reduction. It offers personalized soundscapes and a unique approach to mental well-being beyond generic meditation or sleep sounds.

**Highlights:** Real brainwave recordings, Personalized soundscapes, Anxiety reduction states, Deep sleep audio, Focus and concentration tools, Wake up alarm, Guest access for trial

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cerebyte Gold | $4.99 | per month |


### LimeFast AI

[App page](https://appshunter.io/ios/app/limefast-ai-fasting-coach/id6797804709)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cerebyte free?

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

### Is LimeFast AI free?

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

### Do Cerebyte or LimeFast AI have ads?

Neither Cerebyte nor LimeFast AI shows ads.

### Which is updated more often, Cerebyte or LimeFast AI?

Cerebyte ships an update weekly, and LimeFast AI every 2 weeks. Most recently, Cerebyte was updated on October 12, 2026 and LimeFast AI on October 4, 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.*