# Motor Power Calculator vs MacroTracker II

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.

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.

## The numbers

| Metric | Motor Power Calculator | MacroTracker II |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Size | 0 MB | 34 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kei Suefuji](https://appshunter.io/developer/1388335881) | [Shenzhen HUIYAJUN technology co., LTD](https://appshunter.io/developer/1439862230) |

## What reviewers say

### Motor Power Calculator

[App page](https://appshunter.io/ios/app/motor-power-calculator/id1429280610)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### MacroTracker II

[App page](https://appshunter.io/ios/app/macrotracker-ii/id1585942465)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Motor Power Calculator free?

Motor Power Calculator costs $0.99, with no in-app purchases.

### Is MacroTracker II free?

MacroTracker II is free to download, with no in-app purchases.

### Do Motor Power Calculator or MacroTracker II have ads?

Neither Motor Power Calculator nor MacroTracker II shows ads.

### Which is updated more often, Motor Power Calculator or MacroTracker II?

Motor Power Calculator ships an update every 8 months, and MacroTracker II every 3 weeks. Most recently, Motor Power Calculator was updated on October 12, 2026 and MacroTracker II on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*