Motor Power Calculator vs MacroTracker II
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Motor Power Calculator
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The Motor Power Calculator application calculates the motor power by inputting the motor speed and the force generated by the motor. The power of the motor is calculated in seven units such as watt [W] and horsepower [PS], [HP]. Switch the two modes of the rotational motor and the linear motor at the top of the application screen. In ""ROTATIONAL MOTOR"" mode, input rotational speed and torque, and ""LINEAR MOTOR"" mode input speed and thrust(force).Units supported by this application are as follows. [Power] 7 kinds of [W], [PS], [HP], [kgf · m/s], [kcal/h], [Btu/h], [ft · lbf/s] - Rotational motor - [Rotational speed] 4 kinds of [rpm], [rps], [deg/s], [rad/s] [Torque] 9 kinds of [N · m], [cN · m], [mN · m], [kgf · m], [kgf · cm], [gf · cm], [lbf · ft], [lbf · in], [ozf · in] - Linear motor - [Speed] 2 types of [m/s] and [mm/s] [Thrust] 8 kinds of [N], [kN], [dyn], [kgf], [gf], [tf], [lbf], [pdl]
MacroTracker II
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用于车载GPS定位器上，具有卫星定位，手机查车，车辆实时报警，历史轨迹回放，报表分析等功能可对车辆进行远程监控。
Screenshots
Verdict
The clearest difference is price: MacroTracker II at Free against Motor Power Calculator's $0.99. MacroTracker II also leads on update cadence (every 3 weeks vs every 8 months) and iOS requirement (11.0 vs 15.6). On 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
MacroTracker II is free to download; Motor Power Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Motor Power Calculator ships an update every 8 months, MacroTracker II every 3 weeks. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.
| Parameter | Motor Power Calculator | MacroTracker II |
|---|---|---|
| Price | $0.99 | Free — better |
| Update frequency | Every 8 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 0 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Kei Suefuji | Shenzhen HUIYAJUN technology co., LTD |
In-app purchases
Motor Power Calculator
No in-app purchases
MacroTracker II
No in-app purchases
Questions
Is Motor Power Calculator free?
Is MacroTracker II free?
Do Motor Power Calculator or MacroTracker II have ads?
Which is updated more often, Motor Power Calculator or MacroTracker II?
Other comparisons
