TopLineFancyYarn vs iYoung MkIV
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TopLineFancyYarn
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"Herbalife fancy yarn" is an application app that collects to view the textile market trend, textile fabric market dynamics and textile material submission intention sheet. The collection of company / trend information, daily new samples, market hot money and other information information, let you stay at home to master the latest information in the textile industry. You can use app to register online to participate in Herbalife's exhibitions and shows.
iYoung MkIV
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We are pleased to announce the release of the Young MkIV Remote App for iOS! Thanks to the simple interface and intuitive layout you can control the Young MkIV Dac M2Tech. The Young MkIV gives you total control of the music flowing from your sources to the amplifier and then to the speakers. With a wealth of input channels and extensive control options, you have always full command on your audio system, with the greatest confidence that the quality of the original music material is delivered to the speakers without any detriment. Whether your source is a computer, a smartphone, a DVD player or a turntable, the Young MkIV delivers a crisp and alive analog sound at its outputs, to drive any amplifier at best. You control it by the front panel encoder, using the remote control or by your Apple smartphone via the same wireless connection which allows you to stream audio. Streaming lovers will enjoy the high quality ensured by MQA©, while smartphone users will take advantage of aptX©. We hope that you’ll like and love your M2Tech products the way we do!
Screenshots
Verdict
The clearest difference is update cadence: iYoung MkIV at every 2 days against TopLineFancyYarn's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TopLineFancyYarn ships an update fortnightly, iYoung MkIV every 2 days. The most recent releases landed on October 12, 2026 and November 3, 2026 respectively.
| Parameter | TopLineFancyYarn | iYoung MkIV |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 | 9.3 — better |
| Further details — not scored | ||
| Size | 67 MB | 11 MB |
| Age rating | 17+ | 4+ |
| Developer | Top Line (Ningbo) Textile Co., Ltd. | Fabio Elia |
In-app purchases
TopLineFancyYarn
No in-app purchases
iYoung MkIV
No in-app purchases









