Comparison

Siyou B2B vs yunlian

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

Siyou B2B

Features

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Siyou B2B is a new e-commerce solution (B2B) that integrates retail sales, online sales, warehouse and logistics. SIYOU B2B make your business easier and flexible by developing multiple solutions which are compatible with many devices.

About

yunlian

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Yunlian App seamlessly connects your business operations with two powerful modules: 'My Space' for internal management and 'APP Cloud Store' for external sales. In 'My Space': Access your company's internal cloud data to manage daily operations. View business records and real-time inventory, create new orders online, adjust sales prices, correct stock counts, verify purchase orders, and submit order recommendations—all from your mobile device. In 'APP Cloud Store': Empower your sales network. Wholesalers can showcase and sell their products online through a dedicated storefront. Their retailers can then browse these products directly within the app and place orders instantly, streamlining the entire B2B ordering process.

Screenshots

Siyou B2B4 screens

yunlian4 screens

Verdict

The call

The clearest difference is update cadence: Siyou B2B at every 2 weeks against yunlian's every 9 months. Siyou B2B also leads on device support. yunlian's advantage is iOS requirement (11.0 vs 15.0). On price and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Siyou B2B ships an update every 2 weeks, yunlian every 9 months. The most recent releases landed on October 29, 2026 and October 2, 2026 respectively.

Scorecard3 real differences · 3 level

Siyou B2B versus yunlian: the parameters behind the verdict, then further details
Parameter	Siyou B2B	yunlian
Price	Free	Free
Update frequency	Every 2 weeks — better	Every 9 months
Ads	No	—
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	—
Requires iOS	15.0	11.0 — better
Further details — not scored
Size	58 MB	228 MB
Age rating	4+	4+
Developer	SIYOU TECHNOLOGY S.R.L	Guo Xu

In-app purchases

None

Siyou B2B

No in-app purchases

None

yunlian

No in-app purchases

Questions

Is Siyou B2B free?

Siyou B2B is free to download, with no in-app purchases.

Is yunlian free?

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

Which is updated more often, Siyou B2B or yunlian?

Siyou B2B ships an update every 2 weeks, and yunlian every 9 months. Most recently, Siyou B2B was updated on October 29, 2026 and yunlian on October 2, 2026.