Comparison

Time Calculation vs 時間計算機

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

Head to head
About

Time Calculation

Easily add and subtract time in hours and minutes without manual rounding. Copy calculation results and review past formulas with a history feature. Includes navigation and deletion tools for formula input.

Highlights
  • Add and subtract hours and minutes
  • Automatic minute rounding
  • Copy calculation results
  • View calculation history
  • Formula input navigation
  • Delete formula history
Features
Read full description

Time Calculation is an application that makes it easy to add and subtract time. With this application you can easily calculate hours: minutes without having to perform troublesome calculations to round up or round down minutes by yourself every 60 minutes. You can copy the calculation result.You can also check the calculated results and the formula history. Please input hours and minutes in the order "hour", ": (colon)", "minute". ■ "Arrow" button You can move the cursor position when entering calculation formula. Please use it when modifying the formula. ■ "DEL" button Delete one letter at the position of the cursor of the calculation formula you are entering. If the cursor is at the back, you can delete the previous character. ■ "AC" button Delete all entered calculation formula and calculation result. ■ "Copy" button When calculation is completed, a square "Copy" button is displayed to the left of the calculation result. By tapping "Copy" button, you can copy the calculation result and paste it as text data to other application. ■ "Clock" button You can see 10 histories of calculation results and calculation formulas. When it reaches more than 10, it will be deleted from the old history. In addition, you can delete the history by tapping "Trash can button" next to each history.

About

時間計算機

Features
Read full description

時間計算器,讓時間與日期計算像按計算機一樣直覺。 直接用熟悉的數字鍵盤輸入時間,快速完成加減;也能一鍵帶入現在時間。無論是計算兩個時間相差多久、預估下班時間,或確認某個日期加上幾天後是哪一天,都能在同一個 App 裡完成。 主要功能: - 數字鍵盤快速輸入時間,支援時間加減 - 計算時間差,支援跨午夜 - 一鍵輸入現在時間 - 時刻與時長加減 - 計算實際工時、休息時間與預計下班時間 - 日期差與日期加減 - HH:mm 與小數工時雙向換算 - 計算紀錄、收藏與再次帶入 - 12/24 小時制、秒數與跨午夜設定 - 淺色/深色模式、繁體中文與英文

Screenshots

Time Calculation3 screens
時間計算機4 screens

Verdict

The call

The clearest difference is price: 時間計算機 at Free against Time Calculation's $1.99. 時間計算機 also leads on update cadence (every 10 months vs every 42 months). Time Calculation's advantage is ads (none vs shown) and iOS requirement (15.6 vs 17.0). On 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

時間計算機 is free to download; Time Calculation costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Time Calculation ships an update every 42 months, 時間計算機 every 10 months. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
Time Calculation versus 時間計算機: the parameters behind the verdict, then further details
ParameterTime Calculation時間計算機
Price$1.99Free — better
Rating2.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 42 monthsEvery 10 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size0 MB8 MB
Age rating4+4+
DeveloperKei SuefujiSheng-Hsiung Tsai

In-app purchases

None

Time Calculation

No in-app purchases

None

時間計算機

No in-app purchases

Questions

Is Time Calculation free?
Time Calculation costs $1.99, with no in-app purchases.
Is 時間計算機 free?
時間計算機 is free to download, with no in-app purchases.
Do Time Calculation or 時間計算機 have ads?
時間計算機 shows ads; Time Calculation does not.
Which is updated more often, Time Calculation or 時間計算機?
Time Calculation ships an update every 42 months, and 時間計算機 every 10 months. Most recently, Time Calculation was updated on October 12, 2026 and 時間計算機 on October 14, 2026.

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