UBAuth vs 9uBlackCardDuel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UBAuth
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此應用程序允許您生成用於更安全身份驗證（雙因素）的一次性密碼 - 而不必輸入靜態密碼，iPhone將扮演”安全令牌"的角色，生成僅一次有效的密碼(One-time Password)。 功能包括： - 可透過QR碼自動設定 - 無須網路連線也能產生驗證碼 - OTP基於時間(Time-based)演算法產生
9uBlackCardDuel
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Green vs. Black: Card Duel - A fast-paced card battle game perfect for quick matches with friends! Compete in 5 rounds where higher card values win. Play against AI or challenge a friend on the same device. Simple rules, instant fun. Track your match history and see who's the ultimate card master. Perfect for parties, coffee breaks, or anytime you want a quick strategic challenge!
Screenshots
Verdict
The clearest difference is iOS requirement: UBAuth at 13.0 against 9uBlackCardDuel's 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.
| Parameter | UBAuth | 9uBlackCardDuel |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 15 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Wang Hsin Wei | Ceyda MANA |
In-app purchases
UBAuth
No in-app purchases
9uBlackCardDuel
No in-app purchases
