# Nids Nidra vs Biotune Frequency Therapy

The clearest difference is in-app purchases: Nids Nidra at none against Biotune Frequency Therapy's 2. Biotune Frequency Therapy's advantage is update cadence (every 3 weeks vs every 11 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Biotune Frequency Therapy sells 2 in-app purchases, starting at $9.99 per month. Nids Nidra asks for nothing beyond the download.

Nids Nidra ships an update every 11 months, Biotune Frequency Therapy every 3 weeks. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Nids Nidra | Biotune Frequency Therapy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (9 ratings)](https://appshunter.io/ios/app/biotune-frequency-therapy/id6779497773/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 122 MB | 159 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) | [Breakthrough Apps](https://appshunter.io/developer/1378613361) |

## What reviewers say

### Nids Nidra

[App page](https://appshunter.io/ios/app/nids-nidra/id6476524566)

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

**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 (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biotune Frequency Therapy | $9.99 | per month |
| Biotune Frequency Therapy | $99.00 | per year |


## Frequently asked questions

### Is Nids Nidra free?

Nids Nidra 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.

### Do Nids Nidra or Biotune Frequency Therapy have ads?

Neither Nids Nidra nor Biotune Frequency Therapy shows ads.

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

Nids Nidra ships an update every 11 months, and Biotune Frequency Therapy every 3 weeks. Most recently, Nids Nidra was updated on October 24, 2026 and Biotune Frequency Therapy on October 16, 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.*