Time Calc. Pro vs 小时计算器：两个日期相差小时数，相隔时间计算
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Time Calc. Pro
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A calculator that adds and subtracts hours and minutes. You can see the calculation history. You can change the key layout to look like a computer or a phone as you like. Since no advertisement is given, the history screen can be widened.
小时计算器：两个日期相差小时数，相隔时间计算
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小时计算器 | 一键计算时间差 轻松搞定： 只需选择两个时间（支持日期+小时分钟），立刻得到精准结果！ 适合场景： 加班时长统计，考勤计算，项目进度管理，行程规划！
Screenshots
Verdict
The clearest difference is price: 小时计算器：两个日期相差小时数，相隔时间计算 at Free against Time Calc. Pro's $0.99. Time Calc. Pro's advantage is ads (none vs shown) and iOS requirement (13.4 vs 15.6). 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
小时计算器：两个日期相差小时数，相隔时间计算 is free to download; Time Calc. Pro costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Time Calc. Pro | 小时计算器：两个日期相差小时数，相隔时间计算 |
|---|---|---|
| Price | $0.99 | Free — better |
| Update frequency | Every 28 months | — |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.4 — better | 15.6 |
| Further details — not scored | ||
| Size | 2 MB | 16 MB |
| Age rating | 4+ | 17+ |
| Developer | Hiroyuki Nishijima | Shenzhen Duoxiang Technology Co., Ltd |
In-app purchases
Time Calc. Pro
No in-app purchases
小时计算器：两个日期相差小时数，相隔时间计算
No in-app purchases
Questions
Is Time Calc. Pro free?
Is 小时计算器：两个日期相差小时数，相隔时间计算 free?
Do Time Calc. Pro or 小时计算器：两个日期相差小时数，相隔时间计算 have ads?
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