# KOOLUX vs Duotts

The clearest difference is device support: Duotts at 2 against KOOLUX's —. On price, in-app purchases and iOS requirement there is nothing between them.

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

## The numbers

| Metric | KOOLUX | Duotts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/duotts/id6475398278/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 16 months |
| Monetization | — | Free |
| Size | 277 MB | 258 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen cloud access information Technical service Co.,Ltd](https://appshunter.io/developer/1239646125) | [Shenzhen Yiwoke Technology Co., Ltd](https://appshunter.io/developer/1724161106) |

## What reviewers say

### KOOLUX

[App page](https://appshunter.io/ios/app/koolux/id6456486392)

**In-app purchases:** none


### Duotts

[App page](https://appshunter.io/ios/app/duotts/id6475398278)

This app enhances your riding experience with intelligent monitoring of speed and battery. It offers one-click device control, community features to connect with other riders, and detailed recording of your riding data and achievements.

**Highlights:** Real-time speed and battery monitoring, One-click device operation, Community interaction and rider connection, Riding data recording and mileage tracking, Personalized honors and leaderboards

**In-app purchases:** none


## Frequently asked questions

### Is KOOLUX free?

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

### Is Duotts free?

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

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*