Comparison

Random Number Generator RN vs 電氣管線選擇器

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

Head to head
About

Random Number Generator RN

Features
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A powerful random number generator tool that lets you customize number animations, set your own number range, generate random numbers automatically with a countdown timer, review history records, and keep the screen always on. **Subscription Agreement** Payment: Upon confirmation of purchase, the fee will be charged to your iTunes account. Automatic Subscription Renewal: Unless auto-renew is turned off at least 24 hours before the end of the current subscription period, the subscription will automatically renew. Renewal Charges: Your account will be charged for renewal within 24 hours of the end of the current period, and the cost of the renewal will be provided. Subscription Management: Users can manage their subscriptions. After purchase, auto-renewal can be turned off in the user's Account Settings. Cancellations and Refunds: Cancellations and refunds are directly managed by the store. Unused Portion of Free Trial: If a free trial period is offered, any unused portion will be forfeited when the user purchases a subscription to that publication. **User Agreement and Privacy Terms** https://www.kai7.app/p/privacy-policy.html

About

電氣管線選擇器

Features
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快速查詢導線數量與適用管徑,節省翻閱電工法規表格的時間! 「電氣管線選擇器」依據台灣《用戶用電設備裝置規則》第 16 條相關查表內容製作。只要選擇導線種類、線徑與數量,即可快速查詢適用的電氣管線規格。 適合電工、水電技師、機電工程人員、工程監造,以及電機相關科系學生使用。 主要功能: ・導線線徑快速選擇 ・導線數量與管徑查詢 ・常用電氣配管規格整理 ・簡化法規表格查詢流程 ・適合施工現場快速使用 無論是電氣配線、配管規劃、水電施工或機電工程設計,都能更快速地取得所需資訊。 注意事項: 本 App 提供的資料僅供輔助參考,實際施工與設計仍應依最新法規、現場條件及專業技師判斷為準。

Screenshots

Random Number Generator RN4 screens
電氣管線選擇器4 screens

Verdict

The call

The clearest difference is price: Random Number Generator RN at Free against 電氣管線選擇器's $2.99. Random Number Generator RN also leads on iOS requirement (17.0 vs 26.0). 電氣管線選擇器's advantage is in-app purchases (none vs 4) and update cadence (every 2 days vs monthly). On ads 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

Random Number Generator RN is free to download; 電氣管線選擇器 costs $2.99 up front. Random Number Generator RN sells 4 in-app purchases, starting at $0.29 per 7 days. 電氣管線選擇器 asks for nothing beyond the download.

UpkeepUpdate frequency

Random Number Generator RN ships an update monthly, 電氣管線選擇器 every 2 days. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 2 level
Random Number Generator RN versus 電氣管線選擇器: the parameters behind the verdict, then further details
ParameterRandom Number Generator RN電氣管線選擇器
PriceFree — better$2.99
Update frequencyMonthlyEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better26.0
Further details — not scored
Size8 MB8 MB
Age rating4+17+
DeveloperKai Chi TsaoHao Da-Wei

In-app purchases

4 purchases

Random Number Generator RN

Subscriptions3
  • VIP Weekly3 Days trial$0.297 Days
  • VIP 1 Month2 Months trial$0.991 Month
  • VIP 1 Yer$1.991 Year
One-time1
  • Premium Version$3.99
None

電氣管線選擇器

No in-app purchases

Questions

Is Random Number Generator RN free?
Random Number Generator RN is free to download, with in-app purchases available.
Is 電氣管線選擇器 free?
電氣管線選擇器 costs $2.99, with no in-app purchases.
Do Random Number Generator RN or 電氣管線選擇器 have ads?
Neither Random Number Generator RN nor 電氣管線選擇器 shows ads.
Which is updated more often, Random Number Generator RN or 電氣管線選擇器?
Random Number Generator RN ships an update monthly, and 電氣管線選擇器 every 2 days. Most recently, Random Number Generator RN was updated on October 26, 2026 and 電氣管線選擇器 on October 30, 2026.

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