Biu Biu vs MaterialScan+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Biu Biu
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與朋友旅遊、聚餐、露營或合租房屋,最提防結算時因繁複的賬目而頭痛? Biu Biu 幫您將繁瑣的共同消費化繁為簡——只需「Biu」一鍵,自動計算每人應收與應付金額! 【 為什麼選擇 Biu Biu? 】 • 智能「最少轉賬」平賬算法 告別傳統 A 轉賬給 B、B 又轉賬給 C 的繁複流程!Biu Biu 自動抵銷群組內的多筆複雜欠款,計算出轉賬次數最少的結算方案,一鍵即可標記「已還款」,輕鬆完成結算。 • 3 種彈性分賬模式 + 多人代墊 + 外幣換算 • 彈性分攤: 支援「均分」、「按比例」及「指定金額」三種分攤方式。 • 代墊無憂: 支援單人付款、多人合付,甚至「代墊但不參與分攤」等多種情境。 • 外幣即時換算: 內建多國貨幣(HKD、JPY、TWD、USD、EUR 等)與即時匯率,更支援折扣與稅項計算,海外旅遊直接輸入當地外幣即可自動折算。 • QR Code 秒速入群 + 免註冊「虛擬成員」 • 秒速入群: 支援群組專屬 QR Code 或邀請連結,朋友一掃即可加入,無須事先互加好友。 • 虛擬成員先記賬: 同行旅伴尚未下載 App?可先建立「虛擬成員」照常記賬與分攤;朋友日後下載加入群組,一鍵即可完整認領其歷史賬目! • 一鍵匯出高質感 PDF 結算單與文字摘要 • 自動排版生成精美 PDF 賬單報表(包含結算方案、每人淨額與每日消費明細)。 • 一鍵直接分享至 WhatsApp、LINE 或 Telegram,賬目公開透明。 • 離線記賬 + 雲端即時同步 • 即使在飛機上或海外訊號不佳時,仍可離線新增與修改消費。 • 恢復網絡連線後,系統將採用智能合併技術自動同步至雲端,多人同時記賬也無須擔心資料被覆蓋。 無論是東京五日遊、北海道滑雪團、週末生日飯局,還是室友每月的租金水電雜費,通通交給 Biu Biu,讓您專心享受與朋友相聚的快樂時光!
MaterialScan+
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Snap a photo — instantly know what material it is and how to recycle it. AI MATERIAL RECOGNITION Photograph or select any item and AI identifies the material type (plastic, metal, glass, paper, etc.) and detects plastic recycling numbers 1–7. RECYCLING GUIDE Get clear disposal instructions for each material based on recycling best practices, so you always make the eco-friendly choice. MATERIAL KNOWLEDGE BASE Browse six major material categories with detailed information on properties, uses and recyclability, including all plastic resin codes. SCAN HISTORY Every scan is saved automatically so you can review past results anytime. ECO TIPS Each result includes a circular economy fact — learn how materials are reborn through recycling.
Screenshots
Verdict
Biu Biu and MaterialScan+ are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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 | Biu Biu | MaterialScan+ |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 23 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | HiuChun Wong | Chiyuan Chen |
In-app purchases
Biu Biu
No in-app purchases
MaterialScan+
No in-app purchases









