# AllyFastLite vs Biotune Frequency Therapy

The clearest difference is in-app purchases: AllyFastLite at none against Biotune Frequency Therapy's 9. Biotune Frequency Therapy's advantage is update cadence (every 3 weeks vs every 5 months) and iOS requirement (16.0 vs 18.2). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Biotune Frequency Therapy sells 9 in-app purchases, starting at $1.99 per 7 days. AllyFastLite asks for nothing beyond the download.

Biotune Frequency Therapy holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 11 and 9 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

AllyFastLite ships an update every 5 months, Biotune Frequency Therapy every 3 weeks. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | AllyFastLite | Biotune Frequency Therapy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (11 ratings)](https://appshunter.io/ios/app/allyfastlite-fasting-tracker/id6748102745/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/biotune-frequency-therapy/id6779497773/reviews)** |
| Number of ratings | **11** | 9 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 3 MB | 176 MB |
| Requires iOS | 18.2 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wonseok Lee](https://appshunter.io/developer/1801568032) | [Breakthrough Apps](https://appshunter.io/developer/1378613361) |

## What reviewers say

### AllyFastLite

[App page](https://appshunter.io/ios/app/allyfastlite-fasting-tracker/id6748102745)

This app offers a clean and private intermittent fasting timer. It supports various fasting schedules and provides insights into fasting stages. All data is stored locally on your device for enhanced privacy.

**Highlights:** Intermittent fasting timer, Supports multiple fasting plans, Extended fast tracking, Editable fasting history, Fasting stage insights, Local data import/export, Dark Mode support

**Features:** macOS Compatibility

**In-app purchases:** none


### Biotune Frequency Therapy

[App page](https://appshunter.io/ios/app/biotune-frequency-therapy/id6779497773)

Experience science-backed audio programs designed to improve sleep, calm, focus, energy, and recovery. This app personalizes sound journeys based on your circadian rhythm and current state, offering measurable results without requiring meditation or quieting your mind.

**Highlights:** Science-backed audio programs, Personalized sound journeys, Biofeedback-validated technology, Circadian rhythm adaptation, Focus on results, not meditation, Programs for sleep, calm, focus, energy, recovery, movement, immersion

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly Subscription | $7.99 | per month |
| Biotune Frequency Therapy | $9.99 | per month |
| 2-Month Subscription | $16.99 | per 2 months |
| 3-Month Subscription | $24.99 | per 3 months |
| 6-Month Subscription | $49.99 | per 6 months |
| Annual Subscription | $98.99 | per year |
| Biotune Frequency Therapy | $99.00 | per year |
| Lifetime Access | $999.00 | one-time |


## Frequently asked questions

### Is AllyFastLite free?

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

### Is Biotune Frequency Therapy free?

Biotune Frequency Therapy is free to download, with in-app purchases available.

### Which has better reviews, AllyFastLite or Biotune Frequency Therapy?

Biotune Frequency Therapy is rated higher. AllyFastLite averages 4.8 out of 5 from 11 ratings, while Biotune Frequency Therapy averages 5.0 from 9 ratings.

### Do AllyFastLite or Biotune Frequency Therapy have ads?

Neither AllyFastLite nor Biotune Frequency Therapy shows ads.

### Which is updated more often, AllyFastLite or Biotune Frequency Therapy?

AllyFastLite ships an update every 5 months, and Biotune Frequency Therapy every 3 weeks. Most recently, AllyFastLite was updated on November 5, 2026 and Biotune Frequency Therapy on November 10, 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.*