KCFIR vs Soulsfeng
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
KCFIR
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smart heated wear application .
Soulsfeng
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This app is designed for Bluetooth devices. The functions include control of heated shoes, heated socks,and heated garment. Realize gear control and view partial information through Bluetooth connection.
Screenshots
Verdict
The clearest difference is iOS requirement: KCFIR at 12.0 against Soulsfeng's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
KCFIR ships an update every 3 weeks, Soulsfeng every 5 weeks. The most recent releases landed on September 17, 2026 and September 14, 2026 respectively.
| Parameter | KCFIR | Soulsfeng |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks โ better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod โ better |
| Requires iOS | 12.0 โ better | 15.0 |
| Further details โ not scored | ||
| Size | 18 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Kang Cheng Century Technology Co., Ltd. | ้ขๆฅ ้ป |
In-app purchases
KCFIR
No in-app purchases
Soulsfeng
No in-app purchases
