# Phyn vs Tuttokool

Phyn and Tuttokool both sit at 4.7 stars, but that hides the real split: 100% of Tuttokool's written reviews are positive against 52% of Phyn's. Tuttokool also leads on iOS requirement (13.0 vs 16.0). Phyn's advantage is update cadence (every 3 weeks vs every 22 months) and ratings volume (2.7K vs 56). On price, rating, 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.

Tuttokool holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Phyn has 2.7K ratings behind it against 56, so its average is the more settled of the two. Written reviews point the same way: 52% of Phyn's written reviews are positive against 100% of Tuttokool's.

Phyn ships an update every 3 weeks, Tuttokool every 22 months. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Phyn | Tuttokool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (2.7K ratings)](https://appshunter.io/ios/app/phyn/id1338894928/reviews) | **[4.9 (56 ratings)](https://appshunter.io/ios/app/tuttokool/id1599188011/reviews)** |
| Number of ratings | **2.7K** | 56 |
| Positive reviews | 52.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 22 months |
| Monetization | Free | Free |
| Size | 145 MB | 207 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PHYN LLC](https://appshunter.io/developer/1338894927) | [Aircool AC Parts Supply Inc](https://appshunter.io/developer/1599188013) |

## What reviewers say

### Phyn

[App page](https://appshunter.io/ios/app/phyn/id1338894928)

Monitor your home's water usage, detect leaks with instant alerts, and run diagnostic checks to prevent costly damage. Get proactive warnings for freezing pipes and integrate with smart home devices for voice control.

**Highlights:** Real-time leak alerts, Plumbing diagnostic checks, Water usage tracking, Pre-freeze warnings, Smart home integration, Remote water shutoff (Phyn Plus)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent water leak detection
- 📊 Detailed water usage monitoring
- 🔒 Provides peace of mind and home protection
- 💰 Saves money on insurance and repairs

**What reviewers complain about**

- 🐛 Buggy and unreliable app
- 🔍 Poor water fixture identification
- 🕰️ Frequent app crashes and login issues
- 🤖 Overly aggressive automatic water shutoff

**Reported bugs**

- App freezes on splash screen
- Inability to clear old notifications
- Inconsistent water flow/pressure readings
- Automatic water shutoff issues

**Requested features**

- Export water usage data
- Customizable water usage alerts
- Integration with smart home platforms
- Improved pressure/temperature monitoring


### Tuttokool

[App page](https://appshunter.io/ios/app/tuttokool/id1599188011)

Control your air conditioning system remotely using a smartphone. Manage multiple thermostats simultaneously and access the Tuttokool website for new product purchases at wholesale prices.

**Highlights:** Remote AC control via WIFI, Manage multiple thermostats, Control mini-split systems, Direct access to product website, Wholesale pricing for new products

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Phyn free?

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

### Is Tuttokool free?

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

### Which has better reviews, Phyn or Tuttokool?

Tuttokool is rated higher. Phyn averages 4.7 out of 5 from 2.7K ratings, while Tuttokool averages 4.9 from 56 ratings.

### Do Phyn or Tuttokool have ads?

Neither Phyn nor Tuttokool shows ads.

### Which is updated more often, Phyn or Tuttokool?

Phyn ships an update every 3 weeks, and Tuttokool every 22 months. Most recently, Phyn was updated on October 14, 2026 and Tuttokool 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.*