Comparison

城市謎案 Case City vs OiO client

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

Head to head

About

城市謎案 Case City

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在真實景點玩的偵探推理遊戲， 4~7 人一起遊戲，每人扮演案件中的一個角色，有各自的秘密和任務，帶著 App 實地到景點區四處搜證、一起討論，你們，能否成功隱瞞自己的秘密，又一起合作找出真兇呢？目前開放案件： ◎ 第一案--《日落橋頭》@高雄橋頭糖廠 ◎ 第二案--《林園芳華》@板橋林家花園更多案件陸續推出中！ ※※※　與眾不同的實境遊戲，不限時間、不需工作人員，想玩就出發　※※※ ◎ 實境搜查、推理燒腦、角色扮演、謊言心機，全部一次滿足！ ◎ 在戶外玩，動腦又健康，一邊解謎一邊觀光 ◎ 一個遊戲就能好玩一整天！讓朋友聚會變得超有趣！ ◎ 人數更多還能分組競賽，大型團體也能一起玩！

About

OiO client

Features

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讀萬卷書不如行萬里路。而現在你有一個新的選擇。有空就看電子書，想到就踏上旅途，透過互動連結深入挖掘喜愛的事物！在陌生的環境擔心迷路？ OiO運用AR呈現事物與用戶之間對應的地理位置，不用低頭，安全不迷路。內含豐富多元的資訊，旅遊導覽、各式圖書、店家點餐、預購下訂等內容應有盡有。搜尋內容 ◆ 在搜尋欄輸入【完整書名】直接連結至你要的書籍 ◆ 在搜尋欄輸入【數字】探索搜尋距離內的書籍收藏 ◆ 下載喜歡的書籍 ◆ 離線觀看，不再受限於網路訊號多元資訊連結 ◆ 圖像 ◆ 音檔 ◆ 網頁互動觸發 ◆ 地理位置觸發 - 抵達設定地點即可觸發內容 ◆ 手動點擊觸發 - 點擊互動範圍即可觸發內容有任何使用問題或寶貴建議嗎？歡迎聯繫我們 ◆ 臉書粉絲專頁 https://www.facebook.com/profile.php?id=100086604207278

Screenshots

城市謎案 Case City4 screens

OiO client4 screens

Verdict

The call

The clearest difference is update cadence: OiO client at every 3 weeks against 城市謎案 Case City's every 3 months. 城市謎案 Case City's advantage is 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

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

城市謎案 Case City ships an update every 3 months, OiO client every 3 weeks. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

Scorecard2 real differences · 4 level

城市謎案 Case City versus OiO client: the parameters behind the verdict, then further details
Parameter	城市謎案 Case City	OiO client
Price	Free	Free
Update frequency	Every 3 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	13.0 — better	15.0
Further details — not scored
Size	27 MB	277 MB
Age rating	12+	4+
Developer	JingZhi Co., Ltd.	7 Hz Inc.

In-app purchases

None

城市謎案 Case City

No in-app purchases

None

OiO client

No in-app purchases

Questions

Is 城市謎案 Case City free?

城市謎案 Case City is free to download, with no in-app purchases.

Is OiO client free?

OiO client is free to download, with no in-app purchases.

Do 城市謎案 Case City or OiO client have ads?

Neither 城市謎案 Case City nor OiO client shows ads.

Which is updated more often, 城市謎案 Case City or OiO client?

城市謎案 Case City ships an update every 3 months, and OiO client every 3 weeks. Most recently, 城市謎案 Case City was updated on October 11, 2026 and OiO client on October 8, 2026.