Comparison

知金宝 vs 3DLink

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

Head to head

About

知金宝

Features

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知金宝是一款集社交、问答、资讯、视频、企业信息查询的多功能信息交流平台

About

3DLink

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3DLINK是裸眼3D爱好者的交流社区，在这里，您可以和同行交流裸眼3D技术的应用和行业前景，也能观看大家共享的3D视频和图片。3DLINK的资源需要配合专用的裸眼3D手机膜才能观看

Screenshots

知金宝3 screens

3DLink4 screens

Verdict

The call

The clearest difference is update cadence: 知金宝 at every 3 weeks against 3DLink's every 2 months. 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

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

知金宝 ships an update every 3 weeks, 3DLink every 2 months. The most recent releases landed on May 16, 2026 and September 15, 2026 respectively.

Scorecard1 real difference · 5 level

知金宝 versus 3DLink: the parameters behind the verdict, then further details
Parameter	知金宝	3DLink
Price	Free	Free
Update frequency	Every 3 weeks — better	Every 2 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	12.0	12.0
Further details — not scored
Size	71 MB	127 MB
Age rating	9+	12+
Developer	Changsha ZhiNa Information Technology Co., Ltd.	Shenzhen 3DVSTAR Display Technology Co., Ltd.