# CoolSonics™ vs Sond Sleep

The clearest difference is in-app purchases: Sond Sleep at none against CoolSonics™'s 2. Sond Sleep also leads on update cadence (every 4 days vs every 3 weeks) and ratings volume (6 vs 2). CoolSonics™'s advantage is iOS requirement (13.0 vs 15.0). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. CoolSonics™ sells 2 in-app purchases, starting at $9.99 per month. Sond Sleep asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for CoolSonics™ against 5.0 for Sond Sleep. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

CoolSonics™ ships an update every 3 weeks, Sond Sleep every 4 days. The most recent releases landed on June 1, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | CoolSonics™ | Sond Sleep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/coolsonics/id6463868682/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/sond-sleep/id6471510477/reviews) |
| Number of ratings | 2 | **6** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Subscription | **Free** |
| Size | 75 MB | 120 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Mirsonics](https://appshunter.io/developer/1705215640) | [Stealth Labs Inc.](https://appshunter.io/developer/1627589786) |

## What reviewers say

### CoolSonics™

[App page](https://appshunter.io/ios/app/coolsonics/id6463868682)

This app offers drug-free relief from menopause symptoms like hot flashes and sleep disturbances using personalized sound therapy. It helps users track progress and find a sense of calm and balance through daily listening sessions.

**Highlights:** Personalized sonic audio sequences, Menopause symptom tracking, Drug-free and hormone-free relief, Holistic approach to well-being, Daily listening sessions, Progress monitoring

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get CoolSonics Access | $9.99 | per month |
| Get CoolSonics Access | $89.00 | per year |


### Sond Sleep

[App page](https://appshunter.io/ios/app/sond-sleep/id6471510477)

This intelligent sleep companion uses AI to personalize audio experiences like stories, meditations, and soundscapes. It helps users relax, unwind, and achieve deeper, more restorative rest by adapting to individual sleep habits and preferences.

**Highlights:** AI Sleep Coach, Personalized audio curation, Sleep stories, Guided meditations, ASMR & Whisper Therapy, Nature soundscapes, Noise masking

**In-app purchases:** none


## Frequently asked questions

### Is CoolSonics™ free?

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

### Is Sond Sleep free?

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

### Which has better reviews, CoolSonics™ or Sond Sleep?

CoolSonics™ and Sond Sleep are both rated 5.0 out of 5 on the App Store, from 2 and 6 ratings respectively.

### Do CoolSonics™ or Sond Sleep have ads?

Neither CoolSonics™ nor Sond Sleep shows ads.

### Which is updated more often, CoolSonics™ or Sond Sleep?

CoolSonics™ ships an update every 3 weeks, and Sond Sleep every 4 days. Most recently, CoolSonics™ was updated on June 1, 2026 and Sond Sleep on September 8, 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.*