OPANSOON vs SONLAM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OPANSOON
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With simple scrolls and swipes, you will discover the bestsellers in Korean online shopping. Opansoon monitors daily Korean online shopping transactions and lists the bestsellers in each product category. If you are interested in Korean shopping trend, simply scroll Opansoon pages to discover thousands of category bestsellers. (This service is designed using materials from Flaticon.com)
SONLAM
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SONLAM was established in 2005. It is a production-oriented enterprise specializing in the production and sales of various architectural hardware, doors, windows and control hardware, kitchen and bathroom, glass curtain wall and staircase hardware, smart home, precision hardware parts and other building materials. After years of development, we have gradually formed a comprehensive system integrating R&D and design, production and manufacturing, sales and export, international warehousing, and overseas direct sales, and have a complete and huge product supply chain.
Screenshots
Verdict
The clearest difference is ads: SONLAM at none against OPANSOON's shown. OPANSOON's advantage is update cadence (weekly vs every 2 months). On price, in-app purchases, device support and iOS requirement 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.
OPANSOON ships an update weekly, SONLAM every 2 months. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.
| Parameter | OPANSOON | SONLAM |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 131 MB | 35 MB |
| Age rating | 4+ | 17+ |
| Developer | Doolson | FUZHOU SONLAM BUILDING MATERIALS CO.,LTD |
In-app purchases
OPANSOON
No in-app purchases
SONLAM
No in-app purchases
