# TAVO Sleep vs CoolFireSB

The clearest difference is rating: TAVO Sleep at 3.6 against CoolFireSB's 2.7. TAVO Sleep also leads on update cadence (every 2 weeks vs every 4 months) and review sentiment (36% vs 9%). CoolFireSB's advantage is iOS requirement (15.6 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TAVO Sleep holds the better App Store score, 3.6 against 2.7. Both are backed by a comparable volume of ratings — 27 and 10 respectively. Written reviews point the same way: 36% of TAVO Sleep's written reviews are positive against 9% of CoolFireSB's.

TAVO Sleep ships an update every 2 weeks, CoolFireSB every 4 months. The most recent releases landed on October 30, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | TAVO Sleep | CoolFireSB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (27 ratings)](https://appshunter.io/ios/app/tavo-sleep/id1559463736/reviews)** | [2.7 (10 ratings)](https://appshunter.io/ios/app/coolfiresb/id1606792875/reviews) |
| Number of ratings | **27** | 10 |
| Positive reviews | **36.4% of reviews** | 9.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Free | Free |
| Size | 38 MB | 55 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TAVO SLEEP, LLC](https://appshunter.io/developer/1559463738) | [New York Standard Watch Company, LLC](https://appshunter.io/developer/828885617) |

## What reviewers say

### TAVO Sleep

[App page](https://appshunter.io/ios/app/tavo-sleep/id1559463736)

This app helps you understand your sleep patterns and wake up feeling refreshed. It offers smart alarms that wake you during lighter sleep stages and tracks your sleep data to provide insights and trends.

**Highlights:** Smart alarm with predicted sleep cycles, Expert alarm with customizable wake-up windows, Smart nap options (power and long), Sleep data tracking and analysis, Wake-up score and sleepiness rating, Sleep trend analysis

**Features:** Vision Pro support

**In-app purchases:** none


### CoolFireSB

[App page](https://appshunter.io/ios/app/coolfiresb/id1606792875)

Control your CoolFire Bluetooth sweatband with this app. Set and manage vibration alarms, adjust strength, and sync settings directly to your device. Monitor vibrator activity and customize your experience.

**Highlights:** Connects with CoolFire sweatband, Fetches vibrator time, Set alarm times, Edit and toggle alarms, Adjust vibration strength, Sync settings to vibrator

**In-app purchases:** none


## Frequently asked questions

### Is TAVO Sleep free?

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

### Is CoolFireSB free?

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

### Which has better reviews, TAVO Sleep or CoolFireSB?

TAVO Sleep is rated higher. TAVO Sleep averages 3.6 out of 5 from 27 ratings, while CoolFireSB averages 2.7 from 10 ratings.

### Do TAVO Sleep or CoolFireSB have ads?

Neither TAVO Sleep nor CoolFireSB shows ads.

### Which is updated more often, TAVO Sleep or CoolFireSB?

TAVO Sleep ships an update every 2 weeks, and CoolFireSB every 4 months. Most recently, TAVO Sleep was updated on October 30, 2026 and CoolFireSB on October 21, 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.*