极限库 vs Catch Up
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
极限库
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极限库旨在分享各大极限体育项目的产品装备信息,给广大极限体育爱好者提供一个较为完整的装备全方位评测以及装备信息交流的平台。
Catch Up
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easily book and discover nearby ski resorts for a more convenient and enjoyable skiing experience.
Screenshots
Verdict
The clearest difference is update cadence: Catch Up at every 4 days against 极限库's monthly. Catch Up also leads on iOS requirement (13.0 vs 15.0). 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.
极限库 ships an update monthly, Catch Up every 4 days. Both last shipped on October 30, 2026.
| Parameter | 极限库 | Catch Up |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 72 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | 增霖 石 | Coupon Crush Ltd. |
In-app purchases
极限库
No in-app purchases
Catch Up
No in-app purchases









